{"id":"CVE-2026-76703","aliases":["EUVD-2026-79229","GHSA-mp3q-57vh-39hc"],"status":"published","title":"Authenticated Buffer Overflow Vulnerability in HPE Networking EdgeConnect SD-WAN Gateways Web-Based Management Interface Causes Denial-of-Service","description":"A buffer overflow vulnerability exists in the web-based management interface of HPE Networking EdgeConnect SD-WAN Gateways that could allow an authenticated attacker with administrative access to cause a denial of service. Successful exploitation could allow an attacker to disrupt system operations, potentially resulting in an unstable system state.","severity":{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:L/A:H","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-11","score":0.00382,"percentile":0.32611,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-120"],"published":"2026-09-15T19:24:00Z","modified":"2026-09-28T13:49:51Z","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-2026-76703"},{"url":"https://github.com/advisories/GHSA-mp3q-57vh-39hc"}],"sources":{"cve":[{"id":"CVE-2026-76703","title":"Authenticated Buffer Overflow Vulnerability in HPE Networking EdgeConnect SD-WAN Gateways Web-Based Management Interface Causes Denial-of-Service","description":"A buffer overflow vulnerability exists in the web-based management interface of HPE Networking EdgeConnect SD-WAN Gateways that could allow an authenticated attacker with administrative access to cause a denial of service. Successful exploitation could allow an attacker to disrupt system operations, potentially resulting in an unstable system state.","status":"published","published":"2026-09-15T19:24:00.096Z","modified":"2026-09-21T19:51:42.731Z","cvss":[{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:L/A:H","level":"medium","assessor":"cna"}],"cwes":["CWE-120"],"updated_at":"2026-11-02T13:46:32.755125Z"}],"euvd":[{"id":"EUVD-2026-79229","description":"A buffer overflow vulnerability exists in the web-based management interface of HPE Networking EdgeConnect SD-WAN Gateways that could allow an authenticated attacker with administrative access to cause a denial of service. Successful exploitation could allow an attacker to disrupt system operations, potentially resulting in an unstable system state.","status":"published","published":"2026-09-15T19:24:00Z","modified":"2026-09-21T19:51:42Z","cvss":[{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:L/A:H","level":"medium"}],"updated_at":"2026-11-02T17:28:04.224689Z"}],"ghsa":[{"id":"GHSA-mp3q-57vh-39hc","title":"A buffer overflow vulnerability exists in the web-based management interface of HPE Networking...","description":"A buffer overflow vulnerability exists in the web-based management interface of HPE Networking EdgeConnect SD-WAN Gateways that could allow an authenticated attacker with administrative access to cause a denial of service. Successful exploitation could allow an attacker to disrupt system operations, potentially resulting in an unstable system state.","status":"published","published":"2026-09-15T21:31:36Z","modified":"2026-09-21T21:31:39Z","cvss":[{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:L/A:H","level":"medium"}],"cwes":["CWE-120"],"updated_at":"2026-11-02T15:12:15.996228Z"}],"nvd":[{"id":"CVE-2026-76703","description":"A buffer overflow vulnerability exists in the web-based management interface of HPE Networking EdgeConnect SD-WAN Gateways that could allow an authenticated attacker with administrative access to cause a denial of service. Successful exploitation could allow an attacker to disrupt system operations, potentially resulting in an unstable system state.","status":"published","published":"2026-09-15T20:17:54.83Z","modified":"2026-09-28T13:49:51.827Z","cvss":[{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:L/A:H","level":"medium","assessor":"secondary"}],"cwes":["CWE-120"],"updated_at":"2026-11-02T14:12:47.974509Z"}]}}