{ "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-2026-23809", "tracking": { "current_release_date": "2026-04-01T17:39:25.074862Z", "generator": { "date": "2026-02-17T15:00:00Z", "engine": { "name": "V.E.L.M.A", "version": "1.7" } }, "id": "CVE-2026-23809", "initial_release_date": "2026-03-04T13:25:38.992416Z", "revision_history": [ { "date": "2026-03-04T13:25:38.992416Z", "number": "1", "summary": "CVE created.| Source connected.| CVE status created. (valid)| Products connected (6).| References created (3)." }, { "date": "2026-03-04T13:25:41.089393Z", "number": "2", "summary": "NCSC Score created." }, { "date": "2026-03-04T16:38:33.831278Z", "number": "3", "summary": "Source created.| CVE status created. (valid)| Description created for source.| CVSS created.| Products connected (6).| References created (1)." }, { "date": "2026-03-04T16:38:37.558671Z", "number": "4", "summary": "NCSC Score updated." }, { "date": "2026-03-04T17:26:08.411062Z", "number": "5", "summary": "Source created.| CVE status created. (valid)| Description created for source.| CVSS created.| References created (1)." }, { "date": "2026-03-04T17:26:13.705229Z", "number": "6", "summary": "NCSC Score updated." }, { "date": "2026-03-04T18:30:32.884249Z", "number": "7", "summary": "CWES updated (1)." }, { "date": "2026-03-04T18:39:08.808393Z", "number": "8", "summary": "CWES updated (1).| Unknown change." }, { "date": "2026-03-04T18:39:12.842667Z", "number": "9", "summary": "NCSC Score updated." }, { "date": "2026-03-04T18:42:53.334992Z", "number": "10", "summary": "Source connected.| CVE status created. (valid)| Description created for source.| CVSS created.| Products connected (12).| Product Remediations created (12).| References created (4)." }, { "date": "2026-03-04T18:42:58.400226Z", "number": "11", "summary": "NCSC Score updated." }, { "date": "2026-03-05T14:21:08.749136Z", "number": "12", "summary": "Source created.| CVE status created. (valid)| EPSS created." }, { "date": "2026-03-05T14:21:11.249163Z", "number": "13", "summary": "NCSC Score updated." }, { "date": "2026-03-09T19:25:07.125697Z", "number": "14", "summary": "Products created (6).| Product Identifiers created (6)." }, { "date": "2026-03-09T19:25:14.613539Z", "number": "15", "summary": "NCSC Score updated." }, { "date": "2026-03-20T09:54:08.946453Z", "number": "16", "summary": "Source connected.| CVE status created. (valid)| EPSS created." }, { "date": "2026-03-20T09:54:10.995961Z", "number": "17", "summary": "NCSC Score updated." }, { "date": "2026-04-01T17:39:11.599762Z", "number": "18", "summary": "Source created.| CVE status created. (valid)| Description created for source.| CVSS created.| Products connected (3).| Products created (3).| References created (1).| CWES updated (1).| Unknown change." }, { "date": "2026-04-01T17:39:16.845879Z", "number": "19", "summary": "NCSC Score updated." } ], "status": "interim", "version": "19" } }, "product_tree": { "branches": [ { "branches": [ { "branches": [ { "category": "product_version_range", "name": "vers:unknown/<10.4.1.11", "product": { "name": "vers:unknown/<10.4.1.11", "product_id": "CSAFPID-5758072" } }, { "category": "product_version_range", "name": "vers:unknown/<10.7.2.3", "product": { "name": "vers:unknown/<10.7.2.3", "product_id": "CSAFPID-5758073" } }, { "category": "product_version_range", "name": "vers:unknown/<10.8.0.1", "product": { "name": "vers:unknown/<10.8.0.1", "product_id": "CSAFPID-5758070" } }, { "category": "product_version_range", "name": "vers:unknown/<8.10.0.22", "product": { "name": "vers:unknown/<8.10.0.22", "product_id": "CSAFPID-5758071" } }, { "category": "product_version_range", "name": "vers:unknown/<8.12.0.7", "product": { "name": "vers:unknown/<8.12.0.7", "product_id": "CSAFPID-5758074" } }, { "category": "product_version_range", "name": "vers:unknown/<8.13.1.2", "product": { "name": "vers:unknown/<8.13.1.2", "product_id": "CSAFPID-5758075" } } ], "category": "product_name", "name": "ArubaOS" } ], "category": "vendor", "name": "Aruba" }, { "branches": [ { "branches": [ { "category": "product_version_range", "name": "vers:semver/>=10.4.0.0|<=10.4.1.10", "product": { "name": "vers:semver/>=10.4.0.0|<=10.4.1.10", "product_id": "CSAFPID-5759265" } }, { "category": "product_version_range", "name": "vers:semver/>=10.7.0.0|<=10.7.2.2", "product": { "name": "vers:semver/>=10.7.0.0|<=10.7.2.2", "product_id": "CSAFPID-5759264" } }, { "category": "product_version_range", "name": "vers:semver/>=10.8.0.0|<=10.8.0.0", "product": { "name": "vers:semver/>=10.8.0.0|<=10.8.0.0", "product_id": "CSAFPID-5759263" } }, { "category": "product_version_range", "name": "vers:semver/>=8.10.0.0|<=10.13.0.21", "product": { "name": "vers:semver/>=8.10.0.0|<=10.13.0.21", "product_id": "CSAFPID-5759268" } }, { "category": "product_version_range", "name": "vers:semver/>=8.12.0.0|<=10.12.0.6", "product": { "name": "vers:semver/>=8.12.0.0|<=10.12.0.6", "product_id": "CSAFPID-5759267" } }, { "category": "product_version_range", "name": "vers:semver/>=8.13.0.0|<=10.13.1.1", "product": { "name": "vers:semver/>=8.13.0.0|<=10.13.1.1", "product_id": "CSAFPID-5759266" } }, { "category": "product_version_range", "name": "vers:semver/aos-10.4.1.11", "product": { "name": "vers:semver/aos-10.4.1.11", "product_id": "CSAFPID-5759259" } }, { "category": "product_version_range", "name": "vers:semver/aos-10.7.2.3", "product": { "name": "vers:semver/aos-10.7.2.3", "product_id": "CSAFPID-5759258" } }, { "category": "product_version_range", "name": "vers:semver/aos-10.8.0.1", "product": { "name": "vers:semver/aos-10.8.0.1", "product_id": "CSAFPID-5759257" } }, { "category": "product_version_range", "name": "vers:semver/aos-8.10.0.22", "product": { "name": "vers:semver/aos-8.10.0.22", "product_id": "CSAFPID-5759262" } }, { "category": "product_version_range", "name": "vers:semver/aos-8.12.0.7", "product": { "name": "vers:semver/aos-8.12.0.7", "product_id": "CSAFPID-5759261" } }, { "category": "product_version_range", "name": "vers:semver/aos-8.13.1.2", "product": { "name": "vers:semver/aos-8.13.1.2", "product_id": "CSAFPID-5759260" } } ], "category": "product_name", "name": "ArubaOS (AOS)" } ], "category": "vendor", "name": "HPE" }, { "branches": [ { "branches": [ { "category": "product_version_range", "name": "vers:semver/10.4.0.0|<=10.4.1.10", "product": { "name": "vers:semver/10.4.0.0|<=10.4.1.10", "product_id": "CSAFPID-5758392" } }, { "category": "product_version_range", "name": "vers:semver/10.7.0.0|<=10.7.2.2", "product": { "name": "vers:semver/10.7.0.0|<=10.7.2.2", "product_id": "CSAFPID-5758391" } }, { "category": "product_version_range", "name": "vers:semver/10.8.0.0", "product": { "name": "vers:semver/10.8.0.0", "product_id": "CSAFPID-5758390" } }, { "category": "product_version_range", "name": "vers:semver/8.10.0.0|<=10.13.0.21", "product": { "name": "vers:semver/8.10.0.0|<=10.13.0.21", "product_id": "CSAFPID-5758395" } }, { "category": "product_version_range", "name": "vers:semver/8.10.0.0|<=8.10.0.21", "product": { "name": "vers:semver/8.10.0.0|<=8.10.0.21", "product_id": "CSAFPID-5980798" } }, { "category": "product_version_range", "name": "vers:semver/8.12.0.0|<=10.12.0.6", "product": { "name": "vers:semver/8.12.0.0|<=10.12.0.6", "product_id": "CSAFPID-5758394" } }, { "category": "product_version_range", "name": "vers:semver/8.12.0.0|<=8.12.0.6", "product": { "name": "vers:semver/8.12.0.0|<=8.12.0.6", "product_id": "CSAFPID-5980797" } }, { "category": "product_version_range", "name": "vers:semver/8.13.0.0|<=10.13.1.1", "product": { "name": "vers:semver/8.13.0.0|<=10.13.1.1", "product_id": "CSAFPID-5758393" } }, { "category": "product_version_range", "name": "vers:semver/8.13.0.0|<=8.13.1.1", "product": { "name": "vers:semver/8.13.0.0|<=8.13.1.1", "product_id": "CSAFPID-5980796" } } ], "category": "product_name", "name": "HPE Aruba Networking Wireless Operating System (AOS-10 & AOS-8)" } ], "category": "vendor", "name": "Hewlett Packard Enterprise (HPE)" }, { "branches": [ { "branches": [ { "category": "product_version_range", "name": "vers:unknown/10.8.0.0", "product": { "name": "vers:unknown/10.8.0.0", "product_id": "CSAFPID-5772287", "product_identification_helper": { "cpe": "cpe:2.3:o:arubanetworks:arubaos:10.8.0.0:*:*:*:*:*:*:*" } } }, { "category": "product_version_range", "name": "vers:unknown/>=10.3.0.0|<=10.4.1.10", "product": { "name": "vers:unknown/>=10.3.0.0|<=10.4.1.10", "product_id": "CSAFPID-5772285", "product_identification_helper": { "cpe": "cpe:2.3:o:arubanetworks:arubaos:*:*:*:*:*:*:*:*" } } }, { "category": "product_version_range", "name": "vers:unknown/>=10.5.0.0|<=10.7.2.2", "product": { "name": "vers:unknown/>=10.5.0.0|<=10.7.2.2", "product_id": "CSAFPID-5772286", "product_identification_helper": { "cpe": "cpe:2.3:o:arubanetworks:arubaos:*:*:*:*:*:*:*:*" } } }, { "category": "product_version_range", "name": "vers:unknown/>=6.5.4.0|<=8.10.0.21", "product": { "name": "vers:unknown/>=6.5.4.0|<=8.10.0.21", "product_id": "CSAFPID-5772282", "product_identification_helper": { "cpe": "cpe:2.3:o:arubanetworks:arubaos:*:*:*:*:*:*:*:*" } } }, { "category": "product_version_range", "name": "vers:unknown/>=8.11.0.0|<=8.12.0.6", "product": { "name": "vers:unknown/>=8.11.0.0|<=8.12.0.6", "product_id": "CSAFPID-5772283", "product_identification_helper": { "cpe": "cpe:2.3:o:arubanetworks:arubaos:*:*:*:*:*:*:*:*" } } }, { "category": "product_version_range", "name": "vers:unknown/>=8.13.0.0|<=8.13.1.1", "product": { "name": "vers:unknown/>=8.13.0.0|<=8.13.1.1", "product_id": "CSAFPID-5772284", "product_identification_helper": { "cpe": "cpe:2.3:o:arubanetworks:arubaos:*:*:*:*:*:*:*:*" } } } ], "category": "product_name", "name": "arubaos" } ], "category": "vendor", "name": "Aruba Networks" } ] }, "vulnerabilities": [ { "cve": "CVE-2026-23809", "notes": [ { "category": "description", "text": "A technique has been identified that adapts a known port-stealing method to Wi-Fi environments that use multiple BSSIDs. By leveraging the relationship between BSSIDs and their associated virtual ports, an attacker could potentially bypass inter-BSSID isolation controls. Successful exploitation may enable an attacker to redirect and intercept the victim's network traffic, potentially resulting in eavesdropping, session hijacking, or denial of service.", "title": "cveprojectv5 - https://www.cve.org/CVERecord?id=CVE-2026-23809" }, { "category": "description", "text": "A technique has been identified that adapts a known port-stealing method to Wi-Fi environments that use multiple BSSIDs. By leveraging the relationship between BSSIDs and their associated virtual ports, an attacker could potentially bypass inter-BSSID isolation controls. Successful exploitation may enable an attacker to redirect and intercept the victim's network traffic, potentially resulting in eavesdropping, session hijacking, or denial of service.", "title": "nvd - https://nvd.nist.gov/vuln/detail/CVE-2026-23809" }, { "category": "description", "text": "A technique has been identified that adapts a known port-stealing method to Wi-Fi environments that use multiple BSSIDs. By leveraging the relationship between BSSIDs and their associated virtual ports, an attacker could potentially bypass inter-BSSID isolation controls. Successful exploitation may enable an attacker to redirect and intercept the victim's network traffic, potentially resulting in eavesdropping, session hijacking, or denial of service.", "title": "hpe - https://csaf.arubanetworking.hpe.com/2026/hpe_aruba_networking_-_hpesbnw05026.json" }, { "category": "description", "text": "A technique has been identified that adapts a known port-stealing method to Wi-Fi environments that use multiple BSSIDs. By leveraging the relationship between BSSIDs and their associated virtual ports, an attacker could potentially bypass inter-BSSID isolation controls. Successful exploitation may enable an attacker to redirect and intercept the victim's network traffic, potentially resulting in eavesdropping, session hijacking, or denial of service.", "title": "cveprojectv5 - https://raw.githubusercontent.com/CVEProject/cvelistV5/main/cves/2026/23xxx/CVE-2026-23809.json" }, { "category": "other", "text": "0.00015", "title": "EPSS" }, { "category": "other", "text": "5.2", "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 Nvd, Is related to a product by vendor Hpe, 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, The value of the most recent EPSS score, Is related to an uncommon product vendor", "title": "NCSC Score top decreasing factors" } ], "product_status": { "fixed": [ "CSAFPID-5759257", "CSAFPID-5759258", "CSAFPID-5759259", "CSAFPID-5759260", "CSAFPID-5759261", "CSAFPID-5759262" ], "known_affected": [ "CSAFPID-5758070", "CSAFPID-5758071", "CSAFPID-5758072", "CSAFPID-5758073", "CSAFPID-5758074", "CSAFPID-5758075", "CSAFPID-5758390", "CSAFPID-5758391", "CSAFPID-5758392", "CSAFPID-5758393", "CSAFPID-5758394", "CSAFPID-5758395", "CSAFPID-5759263", "CSAFPID-5759264", "CSAFPID-5759265", "CSAFPID-5759266", "CSAFPID-5759267", "CSAFPID-5759268", "CSAFPID-5772282", "CSAFPID-5772283", "CSAFPID-5772284", "CSAFPID-5772285", "CSAFPID-5772286", "CSAFPID-5772287", "CSAFPID-5980796", "CSAFPID-5980797", "CSAFPID-5980798" ] }, "references": [ { "category": "external", "summary": "Source - certbundde", "url": "https://wid.cert-bund.de/.well-known/csaf/white/2026/wid-sec-w-2026-0583.json" }, { "category": "external", "summary": "Source - cveprojectv5", "url": "https://www.cve.org/CVERecord?id=CVE-2026-23809" }, { "category": "external", "summary": "Source raw - cveprojectv5", "url": "https://raw.githubusercontent.com/CVEProject/cvelistV5/main/cves/2026/23xxx/CVE-2026-23809.json" }, { "category": "external", "summary": "Source - nvd", "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-23809" }, { "category": "external", "summary": "Source raw - nvd", "url": "https://services.nvd.nist.gov/rest/json/cves/2.0?cveId=CVE-2026-23809" }, { "category": "external", "summary": "Source - hpe", "url": "https://csaf.arubanetworking.hpe.com/2026/hpe_aruba_networking_-_hpesbnw05026.json" }, { "category": "external", "summary": "Source - first", "url": "https://api.first.org/data/v1/epss?cve=CVE-2026-23809" }, { "category": "external", "summary": "Source raw - first", "url": "https://api.first.org/data/v1/epss?limit=10000&offset=0" }, { "category": "external", "summary": "Source - first", "url": "https://api.first.org/data/v1/epss?limit=10000&offset=0" }, { "category": "external", "summary": "Source - cveprojectv5", "url": "https://raw.githubusercontent.com/CVEProject/cvelistV5/main/cves/2026/23xxx/CVE-2026-23809.json" }, { "category": "external", "summary": "Reference - certbundde", "url": "https://wid.cert-bund.de/.well-known/csaf/white/2026/wid-sec-w-2026-0583.json" }, { "category": "external", "summary": "Reference - certbundde", "url": "https://wid.cert-bund.de/portal/wid/securityadvisory?name=WID-SEC-2026-0583" }, { "category": "external", "summary": "Reference - certbundde", "url": "https://csaf.arubanetworking.hpe.com/2026/hpe_aruba_networking_-_hpesbnw05026.txt" }, { "category": "external", "summary": "Reference - cveprojectv5; hpe; nvd", "url": "https://support.hpe.com/hpesc/public/docDisplay?docId=hpesbnw05026en_us&docLocale=en_US" }, { "category": "external", "summary": "Reference - hpe", "url": "https://www.ndss-symposium.org/wp-content/uploads/2026-f1282-paper.pdf" }, { "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" } ], "remediations": [ { "category": "vendor_fix", "details": "Upgrade Mobility Conductors, Controllers, Gateways, and Access \nPoints to one of the following AOS-10 or AOS-8 versions (as applicable) to resolve the vulnerabilities described in the details section: - AOS-10.8.x.x: 10.8.0.1 and above (Release ETA: First half of March 2026); - AOS-10.7.x.x: 10.7.2.3 and above; - AOS-10.4.x.x: 10.4.1.11 and above; - AOS-8.13.x.x: 8.13.1.2 and above; - AOS-8.12.x.x: 8.12.0.7 and above (Release ETA: Second half of March 2026); - AOS-8.10.x.x: 8.10.0.22 and above (Release ETA: First half of March 2026).\n\nSoftware versions with resolution/fixes for the vulnerabilities covered above can be downloaded from the HPE Networking Support Portal at https://networkingsupport.hpe.com/globalsearch#tab=Software\n\nHPE Aruba Networking does not evaluate or patch AOS-10 and AOS-8 software branches that have reached their End of Maintenance (EoM) milestone. For more information about HPE Aruba Networking's End of Life policy visit: https://www.hpe.com/psnow/doc/a00143052enw.", "product_ids": [ "CSAFPID-5759257", "CSAFPID-5759258", "CSAFPID-5759259", "CSAFPID-5759260", "CSAFPID-5759261", "CSAFPID-5759262" ], "url": "https://networkingsupport.hpe.com/globalsearch#tab=Software" }, { "category": "workaround", "details": "To minimize the likelihood of an attacker exploiting this vulnerability, HPE Aruba Networking recommends applying the following mitigations:\n\n - To protect clients from this attack by a malicious actor on the \n same AP, enable Management Frame Protection (MFP, 802.11w) \n for WPA2-PSK|Enterprise SSIDs. \n\n Note: MFP is mandatory for WPA3; therefore, no further action \n is required for SSIDs with WPA3 encryption enabled.\n\n - To protect clients from this attack by a malicious actor on a \n different AP:\n\n - For 802.1X SSIDs on Campus AP AOS-8.X: enable \n \"denylist-sco-attack\" in the AAA profile.\n - For 802.1X SSIDs on AOS-10.X: enable \"denylist-sco\" and either \n 802.11r or OKC in the SSID profile.\n - For 802.1X SSIDs on Instant AP AOS-8.X: enable \"denylist-sco\" \n and either 802.11r or OKC in the SSID profile after upgrading \n to the minimum recommended 8.X version. \n \n Note: There is no workaround for open/static PSK/unbound MPSK SSIDs.", "product_ids": [ "CSAFPID-5759263", "CSAFPID-5759264", "CSAFPID-5759265", "CSAFPID-5759266", "CSAFPID-5759267", "CSAFPID-5759268" ] } ], "scores": [ { "cvss_v3": { "version": "3.1", "vectorString": "CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N", "baseScore": 5.4, "baseSeverity": "MEDIUM" }, "products": [ "CSAFPID-5758070", "CSAFPID-5758071", "CSAFPID-5758072", "CSAFPID-5758073", "CSAFPID-5758074", "CSAFPID-5758075", "CSAFPID-5758390", "CSAFPID-5758391", "CSAFPID-5758392", "CSAFPID-5758393", "CSAFPID-5758394", "CSAFPID-5758395", "CSAFPID-5759263", "CSAFPID-5759264", "CSAFPID-5759265", "CSAFPID-5759266", "CSAFPID-5759267", "CSAFPID-5759268", "CSAFPID-5772282", "CSAFPID-5772283", "CSAFPID-5772284", "CSAFPID-5772285", "CSAFPID-5772286", "CSAFPID-5772287", "CSAFPID-5980796", "CSAFPID-5980797", "CSAFPID-5980798" ] } ], "title": "CVE-2026-23809" } ] }