{"id":"CVE-2026-76746","published":"2026-10-06T20:17:29Z","modified":"2026-10-07T20:17:14Z","title":"An unauthenticated buffer overflow vulnerability exists in AOS-S","vendor":"Hewlett Packard Enterprise (HPE)","product":"AOS-Switch (AOS-S)","tier":"core","eol":null,"description":{"text":"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.","provenance":"source","from":"NVD"},"summary":{"text":"An unauthenticated buffer overflow in the AOS-Switch (AOS-S) product from Hewlett Packard Enterprise (HPE) arises from a buffer copy that does not check the size of its input. An unauthenticated adjacent attacker, with no user interaction required, can exploit it to expose sensitive memory contents and cause a denial of service on the affected device.","provenance":"ai","model":"claude-haiku-5-5","generatedAt":"2026-10-23T07:21:51Z"},"cvss":{"score":9.3,"severity":"CRITICAL","version":"3.1","vector":"CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:H","provenance":"source","from":"NVD"},"epss":{"score":0.00199,"percentile":0.09783,"date":"2026-10-31","provenance":"source"},"kev":null,"vulncheckKev":null,"exploited":false,"otx":null,"cwes":[{"id":"CWE-120","name":"Buffer Copy without Checking Size of Input"}],"references":[{"url":"https://support.hpe.com/hpesc/public/docDisplay?docId=hpesbnw05156en_us&docLocale=en_US","tags":[]}],"techniques":[],"reports":[],"affected":[],"advisories":[],"euvd":{"id":"EUVD-2026-93980","url":"https://euvd.enisa.europa.eu/vulnerability/EUVD-2026-93980","exploited":false,"exploitedSince":null,"provenance":"source"},"exploits":[],"exploitSources":null,"exploitRefs":[],"flow":[],"timeline":[{"date":"2026-10-06","kind":"published","label":"Published (NVD)","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-76746","provenance":"source"}],"speed":{"daysToPublicExploit":null,"firstExploitFrom":null,"daysToKev":null},"priority":{"score":8.5,"factors":[{"name":"In a KEV catalog","points":0.0,"detail":"not listed"},{"name":"Recent KEV listing","points":0.0,"detail":"not listed"},{"name":"Known ransomware use","points":0.0,"detail":"not known"},{"name":"EPSS percentile","points":1.96,"detail":"percentile 0.0978"},{"name":"Named in threat reports","points":0.0,"detail":"0 reports"},{"name":"Public exploit code","points":0.0,"detail":"none found"},{"name":"Mentioned in OTX pulses","points":0.0,"detail":"0 pulses"},{"name":"CVSS severity","points":6.51,"detail":"base score 9.3"},{"name":"End-of-life product","points":0.0,"detail":"supported or unknown"}]}}