{"cve":"CVE-2005-4321","nvd":{"published":"2005-12-17T11:03:00.000","modified":"2026-06-16T22:18:35.067","status":"Modified","description":"The Internet Key Exchange version 1 (IKEv1) implementation in Apani Networks EpiForce 1.9 and earlier running IPSec, allow remote attackers to cause a denial of service (crash) via certain IKE packets, as demonstrated by the PROTOS ISAKMP Test Suite for IKEv1. NOTE: due to the lack of details in the advisory, it is unclear which of CVE-2005-3666, CVE-2005-3667, and/or CVE-2005-3668 this issue applies to.","cvss_v4":null,"cvss_v3":null,"cwes":[],"references":["http://secunia.com/advisories/17985/","http://www.kb.cert.org/vuls/id/226364","http://www.niscc.gov.uk/niscc/docs/re-20051114-01014.pdf?lang=en","http://www.securityfocus.com/archive/1/419104/100/0/threaded","http://www.securityfocus.com/bid/15797/"],"products":["apani_networks:epiforce_agent"],"source":"nvd","synced_at":"2026-10-19T19:40:09.211843075+00:00"},"epss":{"cve":"CVE-2005-4321","score":0.02591,"percentile":0.85301,"date":"2026-10-31"},"kev":null,"osv":[],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}