CVE-2005-3673

no score yetEPSS 4.9%

The Internet Key Exchange version 1 (IKEv1) implementation in Check Point products allows remote attackers to cause a denial of service via certain crafted 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.

EPSS: 4.9% chance of exploitation in the next 30 days; higher than 92% of CVEs (scores of 2026-10-31)
Published: 2005-11-18
Modified: 2026-06-16
Record from: the NVD, synced 2026-10-19

Affected

checkpoint:check_point
checkpoint:express
checkpoint:firewall-1
checkpoint:vpn-1
checkpoint:vpn-1_firewall-1_next_generation

References

http://jvn.jp/niscc/NISCC-273756/index.html
http://secunia.com/advisories/17621
http://secureknowledge.us.checkpoint.com/SecureKnowledge/viewSolutionDocument.do?id=sk31316
http://securitytracker.com/id?1015235
http://www.ee.oulu.fi/research/ouspg/protos/testing/c09/isakmp/

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