{"id":"CVE-2005-4570","url":"https://www.cyber-defence.io/tools/cve/CVE-2005-4570","generatedAt":"2026-10-27T20:51:36.032Z","title":"The Internet Key Exchange version 1 (IKEv1) implementations in Fortinet FortiOS 2.50, 2.80 and 3.0, FortiClient 2.0,; and FortiManager 2.80 and 3.0 allow remote attackers to cause a denial of service (termination of a process that is automatically…","description":"The Internet Key Exchange version 1 (IKEv1) implementations in Fortinet FortiOS 2.50, 2.80 and 3.0, FortiClient 2.0,; and FortiManager 2.80 and 3.0 allow remote attackers to cause a denial of service (termination of a process that is automatically restarted) via IKE packets with invalid values of certain IPSec attributes, as demonstrated by the PROTOS ISAKMP Test Suite for IKEv1.  NOTE: due to the lack of details in the vendor advisory, it is unclear which of CVE-2005-3666, CVE-2005-3667, and/or CVE-2005-3668 this issue applies to.","published":"2005-12-29T11:03:00.000Z","lastModified":"2026-06-16T22:19:02.000Z","status":"Modified","sourceIdentifier":"cve@mitre.org","cvss":{"version":"2.0","score":7.8,"severity":"HIGH","vector":"AV:N/AC:L/Au:N/C:N/I:N/A:C"},"cwe":[],"affected":[],"epss":{"score":0.01845,"percentile":0.78886,"date":"2026-10-26","history":[]},"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 unlikely (1.85%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit."},"changes":[],"references":[{"url":"http://secunia.com/advisories/18446","source":"cve@mitre.org"},{"url":"http://www.fortinet.com/FortiGuardCenter/VU226364.html","tags":["Patch","Vendor Advisory"],"source":"cve@mitre.org"},{"url":"http://www.securityfocus.com/bid/15997","source":"cve@mitre.org"},{"url":"http://www.vupen.com/english/advisories/2006/0182","source":"cve@mitre.org"},{"url":"http://secunia.com/advisories/18446","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.fortinet.com/FortiGuardCenter/VU226364.html","tags":["Patch","Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.securityfocus.com/bid/15997","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.vupen.com/english/advisories/2006/0182","source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2005-4570","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."}