{"id":"CVE-2026-76699","aliases":["EUVD-2026-79225","GHSA-xmwj-rg67-qgq7"],"status":"published","title":"Unauthenticated Buffer Overflow Vulnerability leads to Denial-of-Service in HPE Networking EdgeConnect SD-WAN Gateways","description":"A buffer overflow vulnerability exists in a system service within the underlying operating system of HPE Networking EdgeConnect SD-WAN Gateways that could allow an unauthenticated adjacent attacker to cause a denial-of-service. Successful exploitation could allow an attacker to crash the impacted service and temporarily disrupting network operations.","severity":{"version":"3.1","score":6.4,"vector":"CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:H","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-11","score":0.00218,"percentile":0.12394,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-120"],"published":"2026-09-15T19:23:56Z","modified":"2026-09-28T13:52:31Z","products":[{"vendor":"arubanetworks","product":"edgeconnect_sd-wan_orchestrator"},{"vendor":"hewlett packard enterprise (hpe)","product":"edgeconnect sd-wan gateways"},{"vendor":"hpe","product":"edgeconnect_operating_system"}],"references":[{"url":"https://support.hpe.com/hpesc/public/docDisplay?docId=hpesbnw05135en_us\u0026docLocale=en_US","tags":["Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-76699"},{"url":"https://github.com/advisories/GHSA-xmwj-rg67-qgq7"}],"sources":{"cve":[{"id":"CVE-2026-76699","title":"Unauthenticated Buffer Overflow Vulnerability leads to Denial-of-Service in HPE Networking EdgeConnect SD-WAN Gateways","description":"A buffer overflow vulnerability exists in a system service within the underlying operating system of HPE Networking EdgeConnect SD-WAN Gateways that could allow an unauthenticated adjacent attacker to cause a denial-of-service. Successful exploitation could allow an attacker to crash the impacted service and temporarily disrupting network operations.","status":"published","published":"2026-09-15T19:23:56.805Z","modified":"2026-09-22T18:19:03.091Z","cvss":[{"version":"3.1","score":6.4,"vector":"CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:H","level":"medium","assessor":"cna"}],"cwes":["CWE-120"],"updated_at":"2026-11-02T13:46:10.323375Z"}],"euvd":[{"id":"EUVD-2026-79225","description":"A buffer overflow vulnerability exists in a system service within the underlying operating system of HPE Networking EdgeConnect SD-WAN Gateways that could allow an unauthenticated adjacent attacker to cause a denial-of-service. Successful exploitation could allow an attacker to crash the impacted service and temporarily disrupting network operations.","status":"published","published":"2026-09-15T19:23:56Z","modified":"2026-09-22T18:19:03Z","cvss":[{"version":"3.1","score":6.4,"vector":"CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:H","level":"medium"}],"updated_at":"2026-11-02T17:28:02.149692Z"}],"ghsa":[{"id":"GHSA-xmwj-rg67-qgq7","title":"A buffer overflow vulnerability exists in a system service within the underlying operating system...","description":"A buffer overflow vulnerability exists in a system service within the underlying operating system of HPE Networking EdgeConnect SD-WAN Gateways that could allow an unauthenticated adjacent attacker to cause a denial-of-service. Successful exploitation could allow an attacker to crash the impacted service and temporarily disrupting network operations.","status":"published","published":"2026-09-15T21:31:36Z","modified":"2026-09-22T21:30:48Z","cvss":[{"version":"3.1","score":6.4,"vector":"CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:H","level":"medium"}],"cwes":["CWE-120"],"updated_at":"2026-11-02T15:12:18.539197Z"}],"nvd":[{"id":"CVE-2026-76699","description":"A buffer overflow vulnerability exists in a system service within the underlying operating system of HPE Networking EdgeConnect SD-WAN Gateways that could allow an unauthenticated adjacent attacker to cause a denial-of-service. Successful exploitation could allow an attacker to crash the impacted service and temporarily disrupting network operations.","status":"published","published":"2026-09-15T20:17:54.397Z","modified":"2026-09-28T13:52:31.02Z","cvss":[{"version":"3.1","score":6.4,"vector":"CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:H","level":"medium","assessor":"secondary"}],"cwes":["CWE-120"],"updated_at":"2026-11-02T14:12:47.974509Z"}]}}