{"id":"CVE-2026-2738","url":"https://www.cyber-defence.io/tools/cve/CVE-2026-2738","generatedAt":"2026-10-28T04:33:42.626Z","title":"Buffer overflow in ovpn‑dco‑win version 2.8.0 allows local attackers to cause a system crash by sending too large packets to the remote peer when the AEAD tag appears at the end of the encrypted packet","description":"Buffer overflow in ovpn‑dco‑win version 2.8.0 allows local attackers to cause a system crash by sending too large packets to the remote peer when the AEAD tag appears at the end of the encrypted packet","published":"2026-02-19T21:18:34.000Z","lastModified":"2026-06-17T10:31:38.000Z","status":"Deferred","sourceIdentifier":"security@openvpn.net","cvss":{"version":"4.0","score":5.6,"severity":"MEDIUM","vector":"CVSS:4.0/AV:L/AC:H/AT:N/PR:N/UI:P/VC:N/VI:N/VA:H/SC:N/SI:N/SA:H/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/M"},"cwe":["CWE-131"],"affected":[],"epss":{"score":0.00134,"percentile":0.02883,"date":"2026-10-27","history":[]},"kev":{"listed":false},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"low","text":"Lower severity and a low EPSS score (0.13%). Track it; it rarely justifies an emergency change on its own."},"changes":[],"references":[{"url":"https://community.openvpn.net/Security%20Announcements/CVE-2026-2738","source":"security@openvpn.net"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-2738","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."}