{ "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-2026-23599", "tracking": { "current_release_date": "2026-03-23T02:18:43.247577Z", "generator": { "date": "2026-02-17T15:00:00Z", "engine": { "name": "V.E.L.M.A", "version": "1.7" } }, "id": "CVE-2026-23599", "initial_release_date": "2026-02-17T23:38:42.940838Z", "revision_history": [ { "date": "2026-02-17T23:38:42.940838Z", "number": "1", "summary": "CVE created.| Source created.| CVE status created. (valid)| Description created for source.| CVSS created.| Products created (2).| References created (1)." }, { "date": "2026-02-17T23:38:45.131855Z", "number": "2", "summary": "NCSC Score created." }, { "date": "2026-02-18T00:24:36.372207Z", "number": "3", "summary": "Source created.| CVE status created. (valid)| Description created for source.| CVSS created.| References created (1)." }, { "date": "2026-02-18T00:24:43.996105Z", "number": "4", "summary": "NCSC Score updated." }, { "date": "2026-02-18T00:43:14.187889Z", "number": "5", "summary": "Source created.| CVE status created. (valid)| Description created for source.| CVSS created.| Products created (4).| Product Remediations created (4).| References created (3)." }, { "date": "2026-02-18T00:43:22.212954Z", "number": "6", "summary": "NCSC Score updated." }, { "date": "2026-02-18T07:35:21.971652Z", "number": "7", "summary": "NCSC Score updated." }, { "date": "2026-02-18T10:08:36.942325Z", "number": "8", "summary": "Source created.| CVE status created. (valid)| Products created (2).| References created (3)." }, { "date": "2026-02-18T10:08:42.074373Z", "number": "9", "summary": "NCSC Score updated." }, { "date": "2026-02-18T14:25:40.762390Z", "number": "10", "summary": "CWES updated (1)." }, { "date": "2026-02-18T14:25:48.460839Z", "number": "11", "summary": "NCSC Score updated." }, { "date": "2026-02-18T14:38:59.968967Z", "number": "12", "summary": "CWES updated (1).| Unknown change." }, { "date": "2026-02-18T14:39:03.124515Z", "number": "13", "summary": "NCSC Score updated." }, { "date": "2026-02-18T15:05:31.061321Z", "number": "14", "summary": "Source created.| CVE status created. (valid)| EPSS created." }, { "date": "2026-02-18T15:05:35.953051Z", "number": "15", "summary": "NCSC Score updated." }, { "date": "2026-03-19T21:37:42.200253Z", "number": "16", "summary": "Source created.| CVE status created. (valid)| Description created for source.| CVSS created.| References created (1).| CWES updated (1)." }, { "date": "2026-03-19T21:37:45.932138Z", "number": "17", "summary": "NCSC Score updated." }, { "date": "2026-03-20T09:54:58.034438Z", "number": "18", "summary": "Source connected.| CVE status created. (valid)| EPSS created." } ], "status": "interim", "version": "18" } }, "product_tree": { "branches": [ { "branches": [ { "branches": [ { "category": "product_version_range", "name": "vers:unknown/<6.11.13 hotfix patch for cve-2026-23599", "product": { "name": "vers:unknown/<6.11.13 hotfix patch for cve-2026-23599", "product_id": "CSAFPID-5628186" } }, { "category": "product_version_range", "name": "vers:unknown/<6.12.7 hotfix patch for cve-2026-23599", "product": { "name": "vers:unknown/<6.12.7 hotfix patch for cve-2026-23599", "product_id": "CSAFPID-5628187" } } ], "category": "product_name", "name": "ClearPass Policy Manager" } ], "category": "vendor", "name": "Aruba" }, { "branches": [ { "branches": [ { "category": "product_version_range", "name": "vers:semver/>=6.11.0|<=6.11.13", "product": { "name": "vers:semver/>=6.11.0|<=6.11.13", "product_id": "CSAFPID-5626808" } }, { "category": "product_version_range", "name": "vers:semver/>=6.12.0|<=6.12.7", "product": { "name": "vers:semver/>=6.12.0|<=6.12.7", "product_id": "CSAFPID-5626807" } }, { "category": "product_version_range", "name": "vers:semver/clearpass 6.11.13 hotfix patch for cve-2026-23599", "product": { "name": "vers:semver/clearpass 6.11.13 hotfix patch for cve-2026-23599", "product_id": "CSAFPID-5626805" } }, { "category": "product_version_range", "name": "vers:semver/clearpass 6.12.7 hotfix patch for cve-2026-23599", "product": { "name": "vers:semver/clearpass 6.12.7 hotfix patch for cve-2026-23599", "product_id": "CSAFPID-5626806" } } ], "category": "product_name", "name": "ClearPass Policy Manager" }, { "branches": [ { "category": "product_version_range", "name": "vers:semver/6.11.0|<=6.11.13", "product": { "name": "vers:semver/6.11.0|<=6.11.13", "product_id": "CSAFPID-5624706" } }, { "category": "product_version_range", "name": "vers:semver/6.12.0|<=6.12.7", "product": { "name": "vers:semver/6.12.0|<=6.12.7", "product_id": "CSAFPID-5624705" } } ], "category": "product_name", "name": "HPE Aruba Networking ClearPass Policy Manager" } ], "category": "vendor", "name": "HPE" } ] }, "vulnerabilities": [ { "cve": "CVE-2026-23599", "notes": [ { "category": "description", "text": "A local privilege-escalation vulnerability has been discovered in the HPE Aruba Networking ClearPass OnGuard Software for Linux. Successful exploitation of this vulnerability could allow a local attacker to achieve arbitrary code execution with root privileges.", "title": "cveprojectv5 - https://www.cve.org/CVERecord?id=CVE-2026-23599" }, { "category": "description", "text": "A local privilege-escalation vulnerability has been discovered in the HPE Aruba Networking ClearPass OnGuard Software for Linux. Successful exploitation of this vulnerability could allow a local attacker to achieve arbitrary code execution with root privileges.", "title": "nvd - https://nvd.nist.gov/vuln/detail/CVE-2026-23599" }, { "category": "description", "text": "A local privilege-escalation vulnerability has been discovered in the HPE Aruba Networking ClearPass OnGuard Software for Linux. Successful exploitation of this vulnerability could allow a local attacker to achieve arbitrary code execution with root privileges.", "title": "hpe - https://csaf.arubanetworking.hpe.com/2026/hpe_aruba_networking_-_hpesbnw05012.json" }, { "category": "description", "text": "A local privilege-escalation vulnerability has been discovered in the HPE Aruba Networking ClearPass OnGuard Software for Linux. Successful exploitation of this vulnerability could allow a local attacker to achieve arbitrary code execution with root privileges.", "title": "nvd - https://services.nvd.nist.gov/rest/json/cves/2.0?cveId=CVE-2026-23599" }, { "category": "other", "text": "0.00013", "title": "EPSS" }, { "category": "other", "text": "5.0", "title": "NCSC Score" }, { "category": "other", "text": "Is related to an uncommon product source, VENDOR FIX as product remediation category, There is product data available from source Certbundde", "title": "NCSC Score top increasing factors" }, { "category": "other", "text": "The CVSS vector string contains A:H (Availability Impact: High), There is cwe data available from source Nvd", "title": "NCSC Score top decreasing factors" } ], "product_status": { "fixed": [ "CSAFPID-5626805", "CSAFPID-5626806" ], "known_affected": [ "CSAFPID-5624705", "CSAFPID-5624706", "CSAFPID-5626807", "CSAFPID-5626808", "CSAFPID-5628186", "CSAFPID-5628187" ] }, "references": [ { "category": "external", "summary": "Source - cveprojectv5", "url": "https://www.cve.org/CVERecord?id=CVE-2026-23599" }, { "category": "external", "summary": "Source raw - cveprojectv5", "url": "https://raw.githubusercontent.com/CVEProject/cvelistV5/main/cves/2026/23xxx/CVE-2026-23599.json" }, { "category": "external", "summary": "Source - nvd", "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-23599" }, { "category": "external", "summary": "Source raw - nvd", "url": "https://services.nvd.nist.gov/rest/json/cves/2.0?cveId=CVE-2026-23599" }, { "category": "external", "summary": "Source - hpe", "url": "https://csaf.arubanetworking.hpe.com/2026/hpe_aruba_networking_-_hpesbnw05012.json" }, { "category": "external", "summary": "Source - certbundde", "url": "https://wid.cert-bund.de/.well-known/csaf/white/2026/wid-sec-w-2026-0436.json" }, { "category": "external", "summary": "Source - first", "url": "https://api.first.org/data/v1/epss?cve=CVE-2026-23599" }, { "category": "external", "summary": "Source raw - first", "url": "https://api.first.org/data/v1/epss?limit=10000&offset=0" }, { "category": "external", "summary": "Source - nvd", "url": "https://services.nvd.nist.gov/rest/json/cves/2.0?cveId=CVE-2026-23599" }, { "category": "external", "summary": "Source - first", "url": "https://api.first.org/data/v1/epss?limit=10000&offset=0" }, { "category": "external", "summary": "Reference - certbundde; cveprojectv5; hpe; nvd", "url": "https://support.hpe.com/hpesc/public/docDisplay?docId=hpesbnw05012en_us&docLocale=en_US" }, { "category": "external", "summary": "Reference - hpe", "url": "https://csaf.arubanetworking.hpe.com/" }, { "category": "external", "summary": "Reference - hpe", "url": "https://support.hpe.com/hpesc/public/docDisplay?docLocale=en_US&docId=a00100637en_us" }, { "category": "external", "summary": "Reference - certbundde", "url": "https://wid.cert-bund.de/.well-known/csaf/white/2026/wid-sec-w-2026-0436.json" }, { "category": "external", "summary": "Reference - certbundde", "url": "https://wid.cert-bund.de/portal/wid/securityadvisory?name=WID-SEC-2026-0436" } ], "remediations": [ { "category": "vendor_fix", "details": "Upgrade HPE Aruba Networking ClearPass Policy Manager to one of the following versions to remediate the vulnerability noted in the Details section. \n \nHPE Aruba Networking ClearPass Policy Manager\n - 6.12.x: ClearPass 6.12.7 Hotfix Patch for CVE-2026-23599 and above.\n - 6.11.x: ClearPass 6.11.13 Hotfix Patch for CVE-2026-23599 and above. \n \nSoftware versions with resolution/fixes for the vulnerability covered above can be downloaded from the HPE Networking Support Portal at https://networkingsupport.hpe.com/downloads;fileTypes=SOFTWARE.\n \nSupported versions as of the publication date of this advisory are: \n - HPE Aruba Networking ClearPass Policy Manager 6.12.x \n - HPE Aruba Networking ClearPass Policy Manager 6.11.x \n \nHPE Aruba Networking does not evaluate or patch software branches that \nhave reached their End of Maintenance (EoM) milestone. For more information about HPE Aruba Networking End of Life policy please visit https://www.hpe.com/psnow/doc/a00143052enw.", "product_ids": [ "CSAFPID-5626807", "CSAFPID-5626808" ], "url": "https://networkingsupport.hpe.com/home/" }, { "category": "workaround", "details": "To minimize the likelihood of an attacker exploiting this vulnerability, HPE Aruba Networking recommends that the web-based management interfaces be restricted to a dedicated layer 2 segment/VLAN and/or controlled by firewall policies at layer 3 and above. You may contact HPE Services Aruba Networking for any configuration assistance if needed.", "product_ids": [ "CSAFPID-5626807", "CSAFPID-5626808" ] } ], "scores": [ { "cvss_v3": { "version": "3.1", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H", "baseScore": 7.8, "baseSeverity": "HIGH" }, "products": [ "CSAFPID-5624705", "CSAFPID-5624706", "CSAFPID-5626807", "CSAFPID-5626808", "CSAFPID-5628186", "CSAFPID-5628187" ] } ], "title": "CVE-2026-23599" } ] }