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CVE-2004-0220

CRITICAL

10.0

CVSS Severity Score

EPSS Score0.1590%

EPSS Percentile1.14th

PublishedMay 4, 2004

Last ModifiedApr 16, 2026

Vulnerability Description

isakmpd in OpenBSD 3.4 and earlier allows remote attackers to cause a denial of service via an ISAKMP packet with a malformed Cert Request payload, which causes an integer underflow that is used in a malloc operation that is not properly handled, as demonstrated by the Striker ISAKMP Protocol Test Suite.

Affected Platforms (CPE)

💻

Openbsd

Openbsd

<= 3.4

References & Advisories

🔗 http://marc.info/?l=bugtraq&m=108008530028019&w=2

🔗 http://www.kb.cert.org/vuls/id/223273

🔗 http://www.openbsd.org/errata.html

🔗 http://www.rapid7.com/advisories/R7-0018.html

🔗 http://www.securityfocus.com/bid/9907

🔗 http://www.securitytracker.com/alerts/2004/Mar/1009468.html

🔗 https://exchange.xforce.ibmcloud.com/vulnerabilities/15629

🔗 http://marc.info/?l=bugtraq&m=108008530028019&w=2

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