{"id":"CVE-2026-113881","aliases":["EUVD-2026-111151","GHSA-8x2m-g3f8-rjfh"],"status":"published","title":"Fireware OS Stack Buffer Overflow in VPN Network Access Enforcement Allows Unprivileged Code Execution","description":"A stack-based buffer overflow vulnerability in Fireware OS's VPN Network Access Enforcement process allows an authenticated mobile VPN user to create a denial of service condition and potentially execute arbitrary code as an unprivileged process by sending a specially crafted request.","severity":{"version":"4.0","score":6.1,"vector":"CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:L/VI:L/VA:H/SC:N/SI:N/SA:N","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-12","score":0.00356,"percentile":0.29737,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-121","CWE-129"],"published":"2026-10-27T15:52:28Z","modified":"2026-11-04T20:26:17Z","products":[{"vendor":"watchguard","product":"fireware os"}],"references":[{"url":"https://psirt.watchguard.com/CVE-2026-113881","tags":["vendor-advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-113881"},{"url":"https://github.com/advisories/GHSA-8x2m-g3f8-rjfh"}],"sources":{"cve":[{"id":"CVE-2026-113881","title":"Fireware OS Stack Buffer Overflow in VPN Network Access Enforcement Allows Unprivileged Code Execution","description":"A stack-based buffer overflow vulnerability in Fireware OS's VPN Network Access Enforcement process allows an authenticated mobile VPN user to create a denial of service condition and potentially execute arbitrary code as an unprivileged process by sending a specially crafted request.","status":"published","published":"2026-10-27T15:52:28.229Z","modified":"2026-11-04T20:26:17.848Z","cvss":[{"version":"4.0","score":6.1,"vector":"CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:L/VI:L/VA:H/SC:N/SI:N/SA:N","level":"medium","assessor":"cna"}],"cwes":["CWE-121","CWE-129"],"updated_at":"2026-11-04T21:42:21.553972Z"}],"euvd":[{"id":"EUVD-2026-111151","description":"A stack-based buffer overflow vulnerability in Fireware OS's VPN Network Access Enforcement process allows an authenticated mobile VPN user to create a denial of service condition and potentially execute arbitrary code as an unprivileged process by sending a specially crafted request.","status":"published","published":"2026-10-27T15:52:28Z","modified":"2026-11-04T20:26:17Z","cvss":[{"version":"4.0","score":6.1,"vector":"CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:L/VI:L/VA:H/SC:N/SI:N/SA:N","level":"medium"}],"updated_at":"2026-11-04T21:45:43.843698Z"}],"ghsa":[{"id":"GHSA-8x2m-g3f8-rjfh","title":"A stack-based buffer overflow vulnerability in Fireware OS's VPN Network Access Enforcement...","description":"A stack-based buffer overflow vulnerability in Fireware OS's VPN Network Access Enforcement process allows an authenticated mobile VPN user to create a denial of service condition and potentially execute arbitrary code as an unprivileged process by sending a specially crafted request.","status":"published","published":"2026-10-27T18:31:34Z","modified":"2026-10-27T18:31:40Z","cvss":[{"version":"4.0","score":6.1,"vector":"CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:L/VI:L/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","level":"medium"}],"cwes":["CWE-121"],"updated_at":"2026-11-02T15:14:30.115077Z"}],"nvd":[{"id":"CVE-2026-113881","description":"A stack-based buffer overflow vulnerability in Fireware OS's VPN Network Access Enforcement process allows an authenticated mobile VPN user to create a denial of service condition and potentially execute arbitrary code as an unprivileged process by sending a specially crafted request.","status":"published","published":"2026-10-27T16:17:30.243Z","modified":"2026-11-04T21:17:50.06Z","cvss":[{"version":"4.0","score":6.1,"vector":"CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:L/VI:L/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","level":"medium","assessor":"secondary"}],"cwes":["CWE-121","CWE-129"],"updated_at":"2026-11-04T23:43:42.179273Z"}]}}