{"id":"CVE-2026-76746","aliases":["EUVD-2026-93980","GHSA-xjm4-53qx-cfrp"],"status":"published","title":"Unauthenticated Adjacent Buffer Overflow Vulnerability Leading to Information Disclosure in AOS-S","description":"An unauthenticated buffer overflow vulnerability exists in AOS-S. Successful exploitation could allow an unauthenticated adjacent attacker to expose sensitive memory contents and cause a denial of service on the affected device.","severity":{"version":"3.1","score":9.3,"vector":"CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:H","level":"critical","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-11","score":0.00199,"percentile":0.09865,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-120"],"published":"2026-10-06T19:06:37Z","modified":"2026-10-07T21:33:23Z","products":[{"vendor":"hewlett packard enterprise (hpe)","product":"aos-switch (aos-s)"}],"references":[{"url":"https://support.hpe.com/hpesc/public/docDisplay?docId=hpesbnw05156en_us\u0026docLocale=en_US"},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-76746"},{"url":"https://github.com/advisories/GHSA-xjm4-53qx-cfrp"}],"sources":{"cve":[{"id":"CVE-2026-76746","title":"Unauthenticated Adjacent Buffer Overflow Vulnerability Leading to Information Disclosure in AOS-S","description":"An unauthenticated buffer overflow vulnerability exists in AOS-S. Successful exploitation could allow an unauthenticated adjacent attacker to expose sensitive memory contents and cause a denial of service on the affected device.","status":"published","published":"2026-10-06T19:06:37.536Z","modified":"2026-10-07T19:21:05.96Z","cvss":[{"version":"3.1","score":9.3,"vector":"CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:H","level":"critical","assessor":"cna"}],"cwes":["CWE-120"],"updated_at":"2026-11-02T13:46:32.755125Z"}],"euvd":[{"id":"EUVD-2026-93980","description":"An unauthenticated buffer overflow vulnerability exists in AOS-S. Successful exploitation could allow an unauthenticated adjacent attacker to expose sensitive memory contents and cause a denial of service on the affected device.","status":"published","published":"2026-10-06T19:06:37Z","modified":"2026-10-07T19:21:05Z","cvss":[{"version":"3.1","score":9.3,"vector":"CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:H","level":"critical"}],"updated_at":"2026-11-02T17:27:34.353796Z"}],"ghsa":[{"id":"GHSA-xjm4-53qx-cfrp","title":"An unauthenticated buffer overflow vulnerability exists in AOS-S. Successful exploitation could...","description":"An unauthenticated buffer overflow vulnerability exists in AOS-S. Successful exploitation could allow an unauthenticated adjacent attacker to expose sensitive memory contents and cause a denial of service on the affected device.","status":"published","published":"2026-10-06T21:32:01Z","modified":"2026-10-07T21:33:23Z","cvss":[{"version":"3.1","score":9.3,"vector":"CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:H","level":"critical"}],"cwes":["CWE-120"],"updated_at":"2026-11-02T15:12:55.347665Z"}],"nvd":[{"id":"CVE-2026-76746","description":"An unauthenticated buffer overflow vulnerability exists in AOS-S. Successful exploitation could allow an unauthenticated adjacent attacker to expose sensitive memory contents and cause a denial of service on the affected device.","status":"published","published":"2026-10-06T20:17:29.957Z","modified":"2026-10-07T20:17:14.43Z","cvss":[{"version":"3.1","score":9.3,"vector":"CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:H","level":"critical","assessor":"secondary"}],"cwes":["CWE-120"],"updated_at":"2026-11-02T14:12:54.809359Z"}]}}