{ "document": { "category": "csaf_base", "csaf_version": "2.0", "distribution": { "tlp": { "label": "WHITE" } }, "lang": "en", "notes": [ { "category": "legal_disclaimer", "text": "The Netherlands Cyber Security Center (henceforth: NCSC-NL) maintains this portal to enhance access to its information and vulnerabilities. The use of this information is subject to the following terms and conditions:\n\nThe vulnerabilities disclosed in this portal are gathered by NCSC-NL from a variety of open sources, which the user can retrieve from other platforms. NCSC-NL makes every reasonable effort to ensure that the content of this portal is kept up to date, and that it is accurate and complete. Nevertheless, NCSC-NL cannot entirely rule out the possibility of errors, and therefore cannot give any warranty in respect of its completeness, accuracy or real-time keeping up-to-date. NCSC-NL does not control nor guarantee the accuracy, relevance, timeliness or completeness of information obtained from these external sources. The vulnerabilities disclosed in this portal are intended solely for the convenience of professional parties to take appropriate measures to manage the risks posed to the cybersecurity. No rights can be derived from the information provided therein.\n\nNCSC-NL and the Kingdom of the Netherlands assume no legal liability or responsibility for any damage resulting from either the use or inability of use of the vulnerabilities disclosed in this portal. This includes damage resulting from the inaccuracy of incompleteness of the information contained in it.\nThe information on this page is subject to Dutch law. All disputes related to or arising from the use of this portal regarding the disclosure of vulnerabilities will be submitted to the competent court in The Hague. This choice of means also applies to the court in summary proceedings." } ], "publisher": { "category": "coordinator", "contact_details": "cert@ncsc.nl", "name": "National Cyber Security Centre", "namespace": "https://www.ncsc.nl/" }, "title": "CVE-2025-53521", "tracking": { "current_release_date": "2026-05-06T17:48:20.180870Z", "generator": { "date": "2026-02-17T15:00:00Z", "engine": { "name": "V.E.L.M.A", "version": "1.7" } }, "id": "CVE-2025-53521", "initial_release_date": "2025-10-15T12:44:53.680542Z", "revision_history": [ { "date": "2025-10-15T12:44:53.680542Z", "number": "1", "summary": "CVE created.| Source created.| CVE status created. (valid)| Description created for source.| CVSS created.| Products connected (17).| Product Threats created (4).| Products created (4).| CWES updated (1)." }, { "date": "2025-10-15T12:44:59.521873Z", "number": "2", "summary": "NCSC Score created." }, { "date": "2025-10-15T14:27:56.302732Z", "number": "3", "summary": "Source created.| CVE status created. (valid)| Description created for source.| CVSS created.| References created (1).| CWES updated (1)." }, { "date": "2025-10-15T14:28:04.578361Z", "number": "4", "summary": "NCSC Score updated." }, { "date": "2025-10-15T14:39:40.467439Z", "number": "5", "summary": "Source created.| CVE status created. (valid)| Description created for source.| CVSS created.| Products connected (4).| References created (1).| CWES updated (1)." }, { "date": "2025-10-15T14:39:45.471656Z", "number": "6", "summary": "NCSC Score updated." }, { "date": "2025-10-15T15:24:29.874815Z", "number": "7", "summary": "Source connected.| CVE status created. (valid)" }, { "date": "2025-10-15T15:36:25.555269Z", "number": "8", "summary": "NCSC Score updated." }, { "date": "2025-10-16T03:41:53.214115Z", "number": "9", "summary": "Source connected.| CVE status created. (valid)" }, { "date": "2025-10-16T04:17:36.276221Z", "number": "10", "summary": "NCSC Score updated." }, { "date": "2025-10-16T09:05:38.588527Z", "number": "11", "summary": "Source connected.| CVE status created. (valid)| Products connected (2).| References created (4)." }, { "date": "2025-10-16T09:05:45.471020Z", "number": "12", "summary": "NCSC Score updated." }, { "date": "2025-10-16T13:18:22.486845Z", "number": "13", "summary": "NCSC Score updated." }, { "date": "2025-10-16T14:15:27.982993Z", "number": "14", "summary": "Source created.| CVE status created. (valid)| EPSS created." }, { "date": "2025-10-16T14:15:34.538278Z", "number": "15", "summary": "NCSC Score updated." }, { "date": "2025-10-18T02:38:52.463599Z", "number": "16", "summary": "NCSC Score updated." }, { "date": "2025-10-21T05:17:59.992877Z", "number": "17", "summary": "NCSC Score updated." }, { "date": "2025-10-21T22:32:34.808267Z", "number": "18", "summary": "Products connected (83).| Product Identifiers created (83)." }, { "date": "2025-10-21T22:32:46.025233Z", "number": "19", "summary": "NCSC Score updated." }, { "date": "2025-10-22T23:33:52.944018Z", "number": "20", "summary": "NCSC Score updated." }, { "date": "2026-01-15T08:14:09.932640Z", "number": "21", "summary": "Manual regenerated (CSAFs rebuild product/vendor naming update)." }, { "date": "2026-03-20T08:17:31.122875Z", "number": "22", "summary": "Source connected.| CVE status created. (valid)| EPSS created." }, { "date": "2026-03-20T08:17:33.986907Z", "number": "23", "summary": "NCSC Score updated." }, { "date": "2026-03-21T12:29:43.277700Z", "number": "24", "summary": "Source created.| CVE status created. (valid)| Description created for source.| CVSS created.| Products connected (83).| Product Identifiers created (83).| References created (1).| CWES updated (1)." }, { "date": "2026-03-21T12:30:00.012800Z", "number": "25", "summary": "NCSC Score updated." }, { "date": "2026-03-27T19:47:43.699108Z", "number": "26", "summary": "Description removed for source.| Description created for source.| CVSS updated." }, { "date": "2026-03-27T19:47:48.583505Z", "number": "27", "summary": "NCSC Score updated." }, { "date": "2026-03-27T19:48:31.320938Z", "number": "28", "summary": "Source created.| CVE status created. (valid)| Description created for source.| CVSS created.| Products connected (4).| References created (1).| CWES updated (1).| Unknown change." }, { "date": "2026-03-27T19:48:34.424938Z", "number": "29", "summary": "NCSC Score updated." }, { "date": "2026-03-27T21:13:11.590909Z", "number": "30", "summary": "References created (1)." }, { "date": "2026-03-27T21:27:16.868050Z", "number": "31", "summary": "References created (1).| Unknown change." }, { "date": "2026-03-28T07:37:52.678782Z", "number": "32", "summary": "Source connected.| CVE status created. (valid)| Description created for source.| Products connected (1).| Exploits created (1).| References created (3)." }, { "date": "2026-03-28T07:37:57.510533Z", "number": "33", "summary": "NCSC Score updated." }, { "date": "2026-03-28T07:40:39.160204Z", "number": "34", "summary": "Description removed for source.| Description created for source." }, { "date": "2026-03-28T07:41:56.163079Z", "number": "35", "summary": "Unknown change." }, { "date": "2026-03-28T07:44:56.864061Z", "number": "36", "summary": "NCSC Score updated." }, { "date": "2026-03-28T08:30:11.223866Z", "number": "37", "summary": "Source created.| CVE status created. (valid)| News created (1)." }, { "date": "2026-03-28T08:30:12.812139Z", "number": "38", "summary": "NCSC Score updated." }, { "date": "2026-03-29T00:04:43.451824Z", "number": "39", "summary": "EPSS updated." }, { "date": "2026-03-29T00:04:46.840412Z", "number": "40", "summary": "NCSC Score updated." }, { "date": "2026-03-30T10:05:40.169427Z", "number": "41", "summary": "References created (1)." }, { "date": "2026-03-30T11:04:32.899152Z", "number": "42", "summary": "Source created.| CVE status created. (valid)| News created (1)." }, { "date": "2026-03-30T11:04:41.635326Z", "number": "43", "summary": "NCSC Score updated." }, { "date": "2026-03-30T12:19:31.701044Z", "number": "44", "summary": "NCSC Score updated." }, { "date": "2026-03-30T15:30:47.071803Z", "number": "45", "summary": "NCSC Score updated." }, { "date": "2026-03-31T14:59:41.663976Z", "number": "46", "summary": "Source created.| CVE status created. (valid)| News created (1)." }, { "date": "2026-03-31T14:59:43.492493Z", "number": "47", "summary": "NCSC Score updated." }, { "date": "2026-03-31T15:21:59.581452Z", "number": "48", "summary": "EPSS updated." }, { "date": "2026-03-31T15:22:03.190588Z", "number": "49", "summary": "NCSC Score updated." }, { "date": "2026-03-31T16:25:01.479077Z", "number": "50", "summary": "CWES updated (1)." }, { "date": "2026-03-31T16:39:31.124404Z", "number": "51", "summary": "CWES updated (1)." }, { "date": "2026-03-31T17:24:56.344315Z", "number": "52", "summary": "Products connected (1).| Product Identifiers created (1).| Products removed (80)." }, { "date": "2026-04-01T06:05:44.908150Z", "number": "53", "summary": "References created (2)." }, { "date": "2026-04-01T17:05:18.697506Z", "number": "54", "summary": "EPSS updated." }, { "date": "2026-04-01T17:05:21.139475Z", "number": "55", "summary": "NCSC Score updated." }, { "date": "2026-04-02T09:04:57.486680Z", "number": "56", "summary": "Source created.| CVE status created. (valid)| News created (1)." }, { "date": "2026-04-02T09:29:39.779479Z", "number": "57", "summary": "Source created.| CVE status created. (valid)| News created (1)." }, { "date": "2026-04-02T18:09:33.945752Z", "number": "58", "summary": "Description removed for source.| Description created for source.| CWES updated (1)." }, { "date": "2026-04-02T18:09:37.405632Z", "number": "59", "summary": "NCSC Score updated." }, { "date": "2026-04-07T10:22:12.825942Z", "number": "60", "summary": "NCSC Score updated." }, { "date": "2026-04-09T15:29:49.627730Z", "number": "61", "summary": "NCSC Score updated." }, { "date": "2026-04-17T16:18:03.715798Z", "number": "62", "summary": "NCSC Score updated." }, { "date": "2026-04-21T17:37:04.507903Z", "number": "63", "summary": "EPSS updated." }, { "date": "2026-04-21T17:37:07.608504Z", "number": "64", "summary": "NCSC Score updated." }, { "date": "2026-04-23T18:16:11.466688Z", "number": "65", "summary": "EPSS updated." }, { "date": "2026-04-23T18:16:14.955295Z", "number": "66", "summary": "NCSC Score updated." }, { "date": "2026-05-06T17:46:43.817625Z", "number": "67", "summary": "Source connected.| CVE status created. (valid)| EPSS created." }, { "date": "2026-05-06T17:46:48.601928Z", "number": "68", "summary": "NCSC Score updated." } ], "status": "interim", "version": "68" } }, "product_tree": { "branches": [ { "branches": [ { "branches": [ { "category": "product_version_range", "name": "vers:unknown/15.1.0|<15.1.10.8", "product": { "name": "vers:unknown/15.1.0|<15.1.10.8", "product_id": "CSAFPID-5054103" } }, { "category": "product_version_range", "name": "vers:unknown/16.1.0|<16.1.6.1", "product": { "name": "vers:unknown/16.1.0|<16.1.6.1", "product_id": "CSAFPID-5054102" } }, { "category": "product_version_range", "name": "vers:unknown/17.1.0|<17.1.3", "product": { "name": "vers:unknown/17.1.0|<17.1.3", "product_id": "CSAFPID-5054101" } }, { "category": "product_version_range", "name": "vers:unknown/17.5.0|<17.5.1.3", "product": { "name": "vers:unknown/17.5.0|<17.5.1.3", "product_id": "CSAFPID-5054100" } }, { "category": "product_version_range", "name": "vers:unknown/unknown", "product": { "name": "vers:unknown/unknown", "product_id": "CSAFPID-1333286" } } ], "category": "product_name", "name": "BIG-IP" }, { "branches": [ { "category": "product_version_range", "name": "vers:unknown/all", "product": { "name": "vers:unknown/all", "product_id": "CSAFPID-3118390" } } ], "category": "product_name", "name": "BIG-IP (all other modules)" }, { "branches": [ { "category": "product_version_range", "name": "vers:unknown/15.1.10.8", "product": { "name": "vers:unknown/15.1.10.8", "product_id": "CSAFPID-5051500" } }, { "category": "product_version_range", "name": "vers:unknown/16.1.6.1", "product": { "name": "vers:unknown/16.1.6.1", "product_id": "CSAFPID-5051499" } }, { "category": "product_version_range", "name": "vers:unknown/17.1.3", "product": { "name": "vers:unknown/17.1.3", "product_id": "CSAFPID-5051497" } }, { "category": "product_version_range", "name": "vers:unknown/17.5.1.3", "product": { "name": "vers:unknown/17.5.1.3", "product_id": "CSAFPID-5051498" } }, { "category": "product_version_range", "name": "vers:unknown/>=15.1.0|<=15.1.10", "product": { "name": "vers:unknown/>=15.1.0|<=15.1.10", "product_id": "CSAFPID-3118413" } }, { "category": "product_version_range", "name": "vers:unknown/>=16.1.0|<=16.1.6", "product": { "name": "vers:unknown/>=16.1.0|<=16.1.6", "product_id": "CSAFPID-3118527" } }, { "category": "product_version_range", "name": "vers:unknown/>=17.1.0|<=17.1.2", "product": { "name": "vers:unknown/>=17.1.0|<=17.1.2", "product_id": "CSAFPID-3118411" } }, { "category": "product_version_range", "name": "vers:unknown/>=17.5.0|<=17.5.1", "product": { "name": "vers:unknown/>=17.5.0|<=17.5.1", "product_id": "CSAFPID-3118526" } } ], "category": "product_name", "name": "BIG-IP APM" }, { "branches": [ { "category": "product_version_range", "name": "vers:unknown/>=15.1.0|<15.1.10.8", "product": { "name": "vers:unknown/>=15.1.0|<15.1.10.8", "product_id": "CSAFPID-5121069", "product_identification_helper": { "cpe": "cpe:2.3:a:f5:big-ip_advanced_web_application_firewall:*:*:*:*:*:*:*:*" } } }, { "category": "product_version_range", "name": "vers:unknown/>=16.1.0|<16.1.6.1", "product": { "name": "vers:unknown/>=16.1.0|<16.1.6.1", "product_id": "CSAFPID-5121491", "product_identification_helper": { "cpe": "cpe:2.3:a:f5:big-ip_advanced_web_application_firewall:*:*:*:*:*:*:*:*" } } }, { "category": "product_version_range", "name": "vers:unknown/>=17.1.0|<17.1.3", "product": { "name": "vers:unknown/>=17.1.0|<17.1.3", "product_id": "CSAFPID-5121514", "product_identification_helper": { "cpe": "cpe:2.3:a:f5:big-ip_advanced_web_application_firewall:*:*:*:*:*:*:*:*" } } }, { "category": "product_version_range", "name": "vers:unknown/>=17.5.0|<=17.5.1", "product": { "name": "vers:unknown/>=17.5.0|<=17.5.1", "product_id": "CSAFPID-5125446", "product_identification_helper": { "cpe": "cpe:2.3:a:f5:big-ip_advanced_web_application_firewall:*:*:*:*:*:*:*:*" } } } ], "category": "product_name", "name": "BIG-IP Advanced Web Application Firewall" }, { "branches": [ { "category": "product_version_range", "name": "vers:unknown/>=15.1.0|<15.1.10.8", "product": { "name": "vers:unknown/>=15.1.0|<15.1.10.8", "product_id": "CSAFPID-5121074", "product_identification_helper": { "cpe": "cpe:2.3:a:f5:big-ip_automation_toolchain:*:*:*:*:*:*:*:*" } } }, { "category": "product_version_range", "name": "vers:unknown/>=16.1.0|<16.1.6.1", "product": { "name": "vers:unknown/>=16.1.0|<16.1.6.1", "product_id": "CSAFPID-5121496", "product_identification_helper": { "cpe": "cpe:2.3:a:f5:big-ip_automation_toolchain:*:*:*:*:*:*:*:*" } } }, { "category": "product_version_range", "name": "vers:unknown/>=17.1.0|<17.1.3", "product": { "name": "vers:unknown/>=17.1.0|<17.1.3", "product_id": "CSAFPID-5121524", "product_identification_helper": { "cpe": "cpe:2.3:a:f5:big-ip_automation_toolchain:*:*:*:*:*:*:*:*" } } }, { "category": "product_version_range", "name": "vers:unknown/>=17.5.0|<=17.5.1", "product": { "name": "vers:unknown/>=17.5.0|<=17.5.1", "product_id": "CSAFPID-5125451", "product_identification_helper": { "cpe": "cpe:2.3:a:f5:big-ip_automation_toolchain:*:*:*:*:*:*:*:*" } } } ], "category": "product_name", "name": "BIG-IP Automation Toolchain" }, { "branches": [ { "category": "product_version_range", "name": "vers:unknown/>=15.1.0|<15.1.10.8", "product": { "name": "vers:unknown/>=15.1.0|<15.1.10.8", "product_id": "CSAFPID-5121075", "product_identification_helper": { "cpe": "cpe:2.3:a:f5:big-ip_carrier-grade_nat:*:*:*:*:*:*:*:*" } } }, { "category": "product_version_range", "name": "vers:unknown/>=16.1.0|<16.1.6.1", "product": { "name": "vers:unknown/>=16.1.0|<16.1.6.1", "product_id": "CSAFPID-5121497", "product_identification_helper": { "cpe": "cpe:2.3:a:f5:big-ip_carrier-grade_nat:*:*:*:*:*:*:*:*" } } }, { "category": "product_version_range", "name": "vers:unknown/>=17.1.0|<17.1.3", "product": { "name": "vers:unknown/>=17.1.0|<17.1.3", "product_id": "CSAFPID-5121526", "product_identification_helper": { "cpe": "cpe:2.3:a:f5:big-ip_carrier-grade_nat:*:*:*:*:*:*:*:*" } } }, { "category": "product_version_range", "name": "vers:unknown/>=17.5.0|<=17.5.1", "product": { "name": "vers:unknown/>=17.5.0|<=17.5.1", "product_id": "CSAFPID-5125452", "product_identification_helper": { "cpe": "cpe:2.3:a:f5:big-ip_carrier-grade_nat:*:*:*:*:*:*:*:*" } } } ], "category": "product_name", "name": "BIG-IP Carrier-Grade NAT" }, { "branches": [ { "category": "product_version_range", "name": "vers:unknown/>=15.1.0|<15.1.10.8", "product": { "name": "vers:unknown/>=15.1.0|<15.1.10.8", "product_id": "CSAFPID-5121076", "product_identification_helper": { "cpe": "cpe:2.3:a:f5:big-ip_container_ingress_services:*:*:*:*:*:*:*:*" } } }, { "category": "product_version_range", "name": "vers:unknown/>=16.1.0|<16.1.6.1", "product": { "name": "vers:unknown/>=16.1.0|<16.1.6.1", "product_id": "CSAFPID-5121498", "product_identification_helper": { "cpe": "cpe:2.3:a:f5:big-ip_container_ingress_services:*:*:*:*:*:*:*:*" } } }, { "category": "product_version_range", "name": "vers:unknown/>=17.1.0|<17.1.3", "product": { "name": "vers:unknown/>=17.1.0|<17.1.3", "product_id": "CSAFPID-5121528", "product_identification_helper": { "cpe": "cpe:2.3:a:f5:big-ip_container_ingress_services:*:*:*:*:*:*:*:*" } } }, { "category": "product_version_range", "name": "vers:unknown/>=17.5.0|<=17.5.1", "product": { "name": "vers:unknown/>=17.5.0|<=17.5.1", "product_id": "CSAFPID-5125453", "product_identification_helper": { "cpe": "cpe:2.3:a:f5:big-ip_container_ingress_services:*:*:*:*:*:*:*:*" } } } ], "category": "product_name", "name": "BIG-IP Container Ingress Services" }, { "branches": [ { "category": "product_version_range", "name": "vers:unknown/all", "product": { "name": "vers:unknown/all", "product_id": "CSAFPID-3118374" } } ], "category": "product_name", "name": "BIG-IP Next CNF" }, { "branches": [ { "category": "product_version_range", "name": "vers:unknown/all", "product": { "name": "vers:unknown/all", "product_id": "CSAFPID-3118373" } } ], "category": "product_name", "name": "BIG-IP Next SPK" }, { "branches": [ { "category": "product_version_range", "name": "vers:unknown/all", "product": { "name": "vers:unknown/all", "product_id": "CSAFPID-3118375" } } ], "category": "product_name", "name": "BIG-IP Next for Kubernetes" }, { "branches": [ { "category": "product_version_range", "name": "vers:unknown/>=15.1.0|<15.1.10.8", "product": { "name": "vers:unknown/>=15.1.0|<15.1.10.8", "product_id": "CSAFPID-5121085", "product_identification_helper": { "cpe": "cpe:2.3:a:f5:big-ip_ssl_orchestrator:*:*:*:*:*:*:*:*" } } }, { "category": "product_version_range", "name": "vers:unknown/>=16.1.0|<16.1.6.1", "product": { "name": "vers:unknown/>=16.1.0|<16.1.6.1", "product_id": "CSAFPID-5121507", "product_identification_helper": { "cpe": "cpe:2.3:a:f5:big-ip_ssl_orchestrator:*:*:*:*:*:*:*:*" } } }, { "category": "product_version_range", 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"product_identification_helper": { "cpe": "cpe:2.3:a:f5:big-ip_link_controller:*:*:*:*:*:*:*:*" } } } ], "category": "product_name", "name": "big-ip_link_controller" }, { "branches": [ { "category": "product_version_range", "name": "vers:unknown/>=15.1.0|<15.1.10.8", "product": { "name": "vers:unknown/>=15.1.0|<15.1.10.8", "product_id": "CSAFPID-5121083", "product_identification_helper": { "cpe": "cpe:2.3:a:f5:big-ip_local_traffic_manager:*:*:*:*:*:*:*:*" } } }, { "category": "product_version_range", "name": "vers:unknown/>=16.1.0|<16.1.6.1", "product": { "name": "vers:unknown/>=16.1.0|<16.1.6.1", "product_id": "CSAFPID-5121505", "product_identification_helper": { "cpe": "cpe:2.3:a:f5:big-ip_local_traffic_manager:*:*:*:*:*:*:*:*" } } }, { "category": "product_version_range", "name": "vers:unknown/>=17.1.0|<17.1.3", "product": { "name": "vers:unknown/>=17.1.0|<17.1.3", "product_id": "CSAFPID-5121542", "product_identification_helper": { "cpe": "cpe:2.3:a:f5:big-ip_local_traffic_manager:*:*:*:*:*:*:*:*" } } }, { "category": "product_version_range", "name": "vers:unknown/>=17.5.0|<=17.5.1", "product": { "name": "vers:unknown/>=17.5.0|<=17.5.1", "product_id": "CSAFPID-5125459", "product_identification_helper": { "cpe": "cpe:2.3:a:f5:big-ip_local_traffic_manager:*:*:*:*:*:*:*:*" } } } ], "category": "product_name", "name": "big-ip_local_traffic_manager" }, { "branches": [ { "category": "product_version_range", "name": "vers:unknown/>=15.1.0|<15.1.10.8", "product": { "name": "vers:unknown/>=15.1.0|<15.1.10.8", "product_id": "CSAFPID-5121086", "product_identification_helper": { "cpe": "cpe:2.3:a:f5:big-ip_webaccelerator:*:*:*:*:*:*:*:*" } } }, { "category": "product_version_range", "name": "vers:unknown/>=16.1.0|<16.1.6.1", "product": { "name": "vers:unknown/>=16.1.0|<16.1.6.1", "product_id": "CSAFPID-5121508", "product_identification_helper": { "cpe": "cpe:2.3:a:f5:big-ip_webaccelerator:*:*:*:*:*:*:*:*" } } }, { "category": "product_version_range", "name": "vers:unknown/>=17.1.0|<17.1.3", "product": { "name": "vers:unknown/>=17.1.0|<17.1.3", "product_id": "CSAFPID-5121548", "product_identification_helper": { "cpe": "cpe:2.3:a:f5:big-ip_webaccelerator:*:*:*:*:*:*:*:*" } } }, { "category": "product_version_range", "name": "vers:unknown/>=17.5.0|<=17.5.1", "product": { "name": "vers:unknown/>=17.5.0|<=17.5.1", "product_id": "CSAFPID-5125462", "product_identification_helper": { "cpe": "cpe:2.3:a:f5:big-ip_webaccelerator:*:*:*:*:*:*:*:*" } } } ], "category": "product_name", "name": "big-ip_webaccelerator" }, { "branches": [ { "category": "product_version_range", "name": "vers:unknown/>=15.1.0|<15.1.10.8", "product": { "name": "vers:unknown/>=15.1.0|<15.1.10.8", "product_id": "CSAFPID-5121087", "product_identification_helper": { "cpe": "cpe:2.3:a:f5:big-ip_websafe:*:*:*:*:*:*:*:*" } } }, { "category": "product_version_range", "name": "vers:unknown/>=16.1.0|<16.1.6.1", "product": { "name": "vers:unknown/>=16.1.0|<16.1.6.1", "product_id": "CSAFPID-5121509", "product_identification_helper": { "cpe": "cpe:2.3:a:f5:big-ip_websafe:*:*:*:*:*:*:*:*" } } }, { "category": "product_version_range", "name": "vers:unknown/>=17.1.0|<17.1.3", "product": { "name": "vers:unknown/>=17.1.0|<17.1.3", "product_id": "CSAFPID-5121550", "product_identification_helper": { "cpe": "cpe:2.3:a:f5:big-ip_websafe:*:*:*:*:*:*:*:*" } } }, { "category": "product_version_range", "name": "vers:unknown/>=17.5.0|<=17.5.1", "product": { "name": "vers:unknown/>=17.5.0|<=17.5.1", "product_id": "CSAFPID-5125463", "product_identification_helper": { "cpe": "cpe:2.3:a:f5:big-ip_websafe:*:*:*:*:*:*:*:*" } } } ], "category": "product_name", "name": "big-ip_websafe" } ], "category": "vendor", "name": "F5" } ] }, "vulnerabilities": [ { "cve": "CVE-2025-53521", "cwe": { "id": "CWE-770", "name": "Allocation of Resources Without Limits or Throttling" }, "notes": [ { "category": "description", "text": "When a BIG-IP APM access policy is configured on a virtual server, undisclosed traffic can cause the Traffic Management Microkernel (TMM) to terminate.", "title": "f5 - https://my.f5.com/manage/s/article/K000156741" }, { "category": "description", "text": "When a BIG-IP APM Access Policy is configured on a virtual server, undisclosed traffic can cause TMM to terminate.  \n\nNote: Software versions which have reached End of Technical Support (EoTS) are not evaluated.", "title": "nvd - https://nvd.nist.gov/vuln/detail/CVE-2025-53521" }, { "category": "description", "text": "When a BIG-IP APM Access Policy is configured on a virtual server, undisclosed traffic can cause TMM to terminate.  \n\nNote: Software versions which have reached End of Technical Support (EoTS) are not evaluated.", "title": "cveprojectv5 - https://www.cve.org/CVERecord?id=CVE-2025-53521" }, { "category": "description", "text": "When a BIG-IP APM access policy is configured on a virtual server, specific malicious traffic can lead to Remote Code Execution (RCE).  \n\nNote: Software versions which have reached End of Technical Support (EoTS) are not evaluated.", "title": "cveprojectv5 - https://raw.githubusercontent.com/CVEProject/cvelistV5/main/cves/2025/53xxx/CVE-2025-53521.json" }, { "category": "description", "text": "When a BIG-IP APM access policy is configured on a virtual server, specific malicious traffic can lead to Remote Code Execution (RCE).  \n\nNote: Software versions which have reached End of Technical Support (EoTS) are not evaluated.", "title": "nvd - https://services.nvd.nist.gov/rest/json/cves/2.0?cveId=CVE-2025-53521" }, { "category": "description", "text": "F5 BIG-IP APM contains a stack-based buffer overflow vulnerability that could allow a threat actor to achieve remote code execution.\nApply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.", "title": "cisagov - https://www.cisa.gov/sites/default/files/feeds/known_exploited_vulnerabilities.json" }, { "category": "other", "text": "0.07452", "title": "EPSS" }, { "category": "other", "text": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X", "title": "CVSSV4" }, { "category": "other", "text": "9.3", "title": "CVSSV4 base score" }, { "category": "other", "text": "7.0", "title": "NCSC Score" }, { "category": "other", "text": "There is product data available from a private source, There is cvss data available from a private source, There is news data available from source Bleepingcomputer, There is product data available from source Certbundde", "title": "NCSC Score top increasing factors" }, { "category": "other", "text": "Is related to (a version of) an uncommon product", "title": "NCSC Score top decreasing factors" } ], "product_status": { "fixed": [ "CSAFPID-5051497", "CSAFPID-5051498", "CSAFPID-5051499", "CSAFPID-5051500" ], "known_affected": [ "CSAFPID-3118411", "CSAFPID-3118413", "CSAFPID-3118526", "CSAFPID-3118527", "CSAFPID-5054100", "CSAFPID-5054101", "CSAFPID-5054102", "CSAFPID-5054103", "CSAFPID-1330602", "CSAFPID-5082324", "CSAFPID-5121067", "CSAFPID-5121068", "CSAFPID-5121069", "CSAFPID-5121070", "CSAFPID-5121071", "CSAFPID-5121072", "CSAFPID-5121073", "CSAFPID-5121074", "CSAFPID-5121075", "CSAFPID-5121076", "CSAFPID-5121077", "CSAFPID-5121078", "CSAFPID-5121079", "CSAFPID-5121080", "CSAFPID-5121081", "CSAFPID-5121082", "CSAFPID-5121083", "CSAFPID-5121084", "CSAFPID-5121085", "CSAFPID-5121086", "CSAFPID-5121087", "CSAFPID-5121489", "CSAFPID-5121490", "CSAFPID-5121491", "CSAFPID-5121492", "CSAFPID-5121493", "CSAFPID-5121494", "CSAFPID-5121495", "CSAFPID-5121496", "CSAFPID-5121497", "CSAFPID-5121498", "CSAFPID-5121499", "CSAFPID-5121500", "CSAFPID-5121501", "CSAFPID-5121502", "CSAFPID-5121503", "CSAFPID-5121504", "CSAFPID-5121505", "CSAFPID-5121506", "CSAFPID-5121507", "CSAFPID-5121508", "CSAFPID-5121509", "CSAFPID-5121510", "CSAFPID-5121512", "CSAFPID-5121514", "CSAFPID-5121516", "CSAFPID-5121518", "CSAFPID-5121520", "CSAFPID-5121522", "CSAFPID-5121524", "CSAFPID-5121526", "CSAFPID-5121528", "CSAFPID-5121530", "CSAFPID-5121532", "CSAFPID-5121534", "CSAFPID-5121536", "CSAFPID-5121538", "CSAFPID-5121540", "CSAFPID-5121542", "CSAFPID-5121544", "CSAFPID-5121546", "CSAFPID-5121548", "CSAFPID-5121550", "CSAFPID-5125444", "CSAFPID-5125445", "CSAFPID-5125446", "CSAFPID-5125447", "CSAFPID-5125448", "CSAFPID-5125449", "CSAFPID-5125450", "CSAFPID-5125451", "CSAFPID-5125452", "CSAFPID-5125453", "CSAFPID-5125454", "CSAFPID-5125455", "CSAFPID-5125456", "CSAFPID-5125457", "CSAFPID-5125458", "CSAFPID-5125459", "CSAFPID-5125460", "CSAFPID-5125461", "CSAFPID-5125462", "CSAFPID-5125463", "CSAFPID-1333286", "CSAFPID-5121511" ], "known_not_affected": [ "CSAFPID-3118373", "CSAFPID-3118374", "CSAFPID-3118375", "CSAFPID-3118376", "CSAFPID-3118379", "CSAFPID-3118380", "CSAFPID-3118381", "CSAFPID-3118383", "CSAFPID-3118390", "CSAFPID-3118391", "CSAFPID-3118392", "CSAFPID-3118393", "CSAFPID-3118522" ] }, "references": [ { "category": "external", "summary": "Source - f5", "url": "https://my.f5.com/manage/s/article/K000156741" }, { "category": "external", "summary": "Source - nvd", "url": "https://nvd.nist.gov/vuln/detail/CVE-2025-53521" }, { "category": "external", "summary": "Source raw - nvd", "url": "https://services.nvd.nist.gov/rest/json/cves/2.0?cveId=CVE-2025-53521" }, { "category": "external", "summary": "Source - cveprojectv5", "url": "https://www.cve.org/CVERecord?id=CVE-2025-53521" }, { "category": "external", "summary": "Source raw - cveprojectv5", "url": "https://raw.githubusercontent.com/CVEProject/cvelistV5/main/cves/2025/53xxx/CVE-2025-53521.json" }, { "category": "external", "summary": "Source - ncscclear", "url": "https://advisories.ncsc.nl/advisory?id=NCSC-2025-0319" }, { "category": "external", "summary": "Source - hkcert", "url": "https://www.hkcert.org/security-bulletin/f5-products-multiple-vulnerabilities_20251016" }, { "category": "external", "summary": "Source - certbundde", "url": "https://wid.cert-bund.de/.well-known/csaf/white/2025/wid-sec-w-2025-2310.json" }, { "category": "external", "summary": "Source - first", "url": "https://api.first.org/data/v1/epss?cve=CVE-2025-53521" }, { "category": "external", "summary": "Source raw - first", "url": "https://api.first.org/data/v1/epss?limit=10000&offset=0" }, { "category": "external", "summary": "Source - ncscinternal", "url": "https://www.ncsc.nl/internal/CVE-2025-53521" }, { "category": "external", "summary": "Source - first", "url": "https://api.first.org/data/v1/epss?limit=10000&offset=20000" }, { "category": "external", "summary": "Source - nvd", "url": "https://services.nvd.nist.gov/rest/json/cves/2.0?cveId=CVE-2025-53521" }, { "category": "external", "summary": "Source - cveprojectv5", "url": "https://raw.githubusercontent.com/CVEProject/cvelistV5/main/cves/2025/53xxx/CVE-2025-53521.json" }, { "category": "external", "summary": "Source - cisagov", "url": "https://www.cisa.gov/sites/default/files/feeds/known_exploited_vulnerabilities.json" }, { "category": "external", "summary": "Source - securitynl", "url": "https://www.security.nl/posting/930216/NCSC+waarschuwt+voor+actief+misbruik+van+kritiek+beveiligingslek+in+F5+BIG-IP?channel=rss" }, { "category": "external", "summary": "Source - bleepingcomputer", "url": "https://www.bleepingcomputer.com/news/security/hackers-now-exploit-critical-f5-big-ip-flaw-in-attacks-patch-now/" }, { "category": "external", "summary": "Source - securitynl", "url": "https://www.security.nl/posting/930628/Amerikaanse+overheid+krijgt+drie+dagen+voor+installatie+Citrix-+en+F5-updates?channel=rss" }, { "category": "external", "summary": "Source - bleepingcomputer", "url": "https://www.bleepingcomputer.com/news/security/over-14-000-f5-big-ip-apm-instances-still-exposed-to-rce-attacks/" }, { "category": "external", "summary": "Source - securitynl", "url": "https://www.security.nl/posting/930863/Ruim+veertienduizend+F5+BIG-IP+APM-servers+toegankelijk+vanaf+internet?channel=rss" }, { "category": "external", "summary": "Source - first", "url": "https://api.first.org/data/v1/epss?limit=10000&offset=30000" }, { "category": "external", "summary": "News - securitynl", "url": "https://www.security.nl/posting/930216/NCSC+waarschuwt+voor+actief+misbruik+van+kritiek+beveiligingslek+in+F5+BIG-IP?channel=rss" }, { "category": "external", "summary": "News - bleepingcomputer", "url": "https://www.bleepingcomputer.com/news/security/hackers-now-exploit-critical-f5-big-ip-flaw-in-attacks-patch-now/" }, { "category": "external", "summary": "News - securitynl", "url": "https://www.security.nl/posting/930628/Amerikaanse+overheid+krijgt+drie+dagen+voor+installatie+Citrix-+en+F5-updates?channel=rss" }, { "category": "external", "summary": "News - bleepingcomputer", "url": "https://www.bleepingcomputer.com/news/security/over-14-000-f5-big-ip-apm-instances-still-exposed-to-rce-attacks/" }, { "category": "external", "summary": "News - securitynl", "url": "https://www.security.nl/posting/930863/Ruim+veertienduizend+F5+BIG-IP+APM-servers+toegankelijk+vanaf+internet?channel=rss" }, { "category": "external", "summary": "Reference - certbundde; cveprojectv5; nvd", "url": "https://my.f5.com/manage/s/article/K000156741" }, { "category": "external", "summary": "Reference - certbundde", "url": "https://wid.cert-bund.de/.well-known/csaf/white/2025/wid-sec-w-2025-2310.json" }, { "category": "external", "summary": "Reference - certbundde", "url": "https://wid.cert-bund.de/portal/wid/securityadvisory?name=WID-SEC-2025-2310" }, { "category": "external", "summary": "Reference - certbundde", "url": "https://my.f5.com/manage/s/article/K000156572" }, { "category": "external", "summary": "Reference - certbundde", "url": "https://my.f5.com/manage/s/article/K000154696" }, { "category": "external", "summary": "Reference - cveprojectv5; nvd", "url": "https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2025-53521" }, { "category": "external", "summary": "Reference - cisagov", "url": "https://my.f5.com/manage/s/article/K000160486" }, { "category": "external", "summary": "Reference - cisagov", "url": "https://my.f5.com/manage/s/article/K11438344" }, { "category": "external", "summary": "Reference - certbundde; cisagov", "url": "https://nvd.nist.gov/vuln/detail/CVE-2025-53521" }, { "category": "external", "summary": "Reference - certbundde", "url": "https://www.cisa.gov/known-exploited-vulnerabilities-catalog" } ], "scores": [ { "cvss_v3": { "version": "3.1", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "baseScore": 9.8, "baseSeverity": "CRITICAL" }, "products": [ "CSAFPID-1330602", "CSAFPID-1333286", "CSAFPID-3118411", "CSAFPID-3118413", "CSAFPID-3118526", "CSAFPID-3118527", "CSAFPID-5054100", "CSAFPID-5054101", "CSAFPID-5054102", "CSAFPID-5054103", "CSAFPID-5082324", "CSAFPID-5121067", "CSAFPID-5121068", "CSAFPID-5121069", "CSAFPID-5121070", "CSAFPID-5121071", "CSAFPID-5121072", "CSAFPID-5121073", "CSAFPID-5121074", "CSAFPID-5121075", "CSAFPID-5121076", "CSAFPID-5121077", "CSAFPID-5121078", "CSAFPID-5121079", "CSAFPID-5121080", "CSAFPID-5121081", "CSAFPID-5121082", "CSAFPID-5121083", "CSAFPID-5121084", "CSAFPID-5121085", "CSAFPID-5121086", "CSAFPID-5121087", "CSAFPID-5121489", "CSAFPID-5121490", "CSAFPID-5121491", "CSAFPID-5121492", "CSAFPID-5121493", "CSAFPID-5121494", "CSAFPID-5121495", "CSAFPID-5121496", "CSAFPID-5121497", "CSAFPID-5121498", "CSAFPID-5121499", "CSAFPID-5121500", "CSAFPID-5121501", "CSAFPID-5121502", "CSAFPID-5121503", "CSAFPID-5121504", "CSAFPID-5121505", "CSAFPID-5121506", "CSAFPID-5121507", "CSAFPID-5121508", "CSAFPID-5121509", "CSAFPID-5121510", "CSAFPID-5121511", "CSAFPID-5121512", "CSAFPID-5121514", "CSAFPID-5121516", "CSAFPID-5121518", "CSAFPID-5121520", "CSAFPID-5121522", "CSAFPID-5121524", "CSAFPID-5121526", "CSAFPID-5121528", "CSAFPID-5121530", "CSAFPID-5121532", "CSAFPID-5121534", "CSAFPID-5121536", "CSAFPID-5121538", "CSAFPID-5121540", "CSAFPID-5121542", "CSAFPID-5121544", "CSAFPID-5121546", "CSAFPID-5121548", "CSAFPID-5121550", "CSAFPID-5125444", "CSAFPID-5125445", "CSAFPID-5125446", "CSAFPID-5125447", "CSAFPID-5125448", "CSAFPID-5125449", "CSAFPID-5125450", "CSAFPID-5125451", "CSAFPID-5125452", "CSAFPID-5125453", "CSAFPID-5125454", "CSAFPID-5125455", "CSAFPID-5125456", "CSAFPID-5125457", "CSAFPID-5125458", "CSAFPID-5125459", "CSAFPID-5125460", "CSAFPID-5125461", "CSAFPID-5125462", "CSAFPID-5125463" ] } ], "threats": [ { "category": "impact", "details": "Traffic is disrupted while the TMM process restarts. This vulnerability allows an unauthenticated attacker to cause a denial-of-service (DoS) on the BIG-IP APM system. There is no control plane exposure; this is a data plane issue only.", "product_ids": [ "CSAFPID-3118411", "CSAFPID-3118413", "CSAFPID-3118526", "CSAFPID-3118527" ] } ], "title": "CVE-2025-53521" } ] }