{"id":"CVE-2026-103593","url":"https://www.cyber-defence.io/tools/cve/CVE-2026-103593","generatedAt":"2026-10-28T11:21:36.826Z","title":"A stack-based buffer overflow vulnerability in the Fireware OS logging service allows a network-adjacent attacker who can impersonate or intercept traffic to the configured log server to execute arbitrary code with root privileges by presenting a…","description":"A stack-based buffer overflow vulnerability in the Fireware OS logging service allows a network-adjacent attacker who can impersonate or intercept traffic to the configured log server to execute arbitrary code with root privileges by presenting a specially crafted certificate.","published":"2026-10-27T16:17:28.000Z","lastModified":"2026-10-27T16:17:28.000Z","status":"Received","sourceIdentifier":"5d1c2695-1a31-4499-88ae-e847036fd7e3","cvss":{"version":"4.0","score":7.1,"severity":"HIGH","vector":"CVSS:4.0/AV:L/AC:L/AT:P/PR:N/UI:N/VC:N/VI:H/VA:H/SC:N/SI:H/SA:H/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/M"},"cwe":["CWE-121","CWE-787"],"affected":[],"epss":null,"kev":{"listed":false},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"high","text":"High impact if exploited, but EPSS currently rates exploitation as unscored. Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit."},"changes":[{"kind":"new","label":"New CVE","at":"2026-10-27T16:17:28.000Z","detail":{"score":"7.1","severity":"HIGH","publishedAt":"2026-10-27T16:17:28.353Z"},"summary":"New CVE, high severity (CVSS 7.1)."}],"references":[{"url":"https://psirt.watchguard.com/CVE-2026-103593","source":"5d1c2695-1a31-4499-88ae-e847036fd7e3"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-103593","epss":"https://www.first.org/epss/","kev":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","exploitdb":"https://www.exploit-db.com/"},"licence":"CC BY 4.0 — link back to the CVE Explorer if you publish the results; upstream data remains subject to its own terms."}