CVE-2006-0905

Severity: high (CVSS 7.5 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 1.8% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2006-03-23 · updated 2026-06-16

Description

A "programming error" in fast_ipsec in FreeBSD 4.8-RELEASE through 6.1-STABLE and NetBSD 2 through 3 does not properly update the sequence number associated with a Security Association, which allows packets to pass sequence number checks and allows remote attackers to capture IPSec packets and conduct replay attacks.

Affected products

FreeBSD: 4.8, 4.8-pre-release, 4.8-release_p7, 4.8-releng, 4.9, 4.9-pre-release (+30)
Netbsd: 2.0, 3.0

References

http://secunia.com/advisories/19366
http://securitytracker.com/id?1015809
http://www.osvdb.org/24068
http://www.securityfocus.com/bid/17191
https://exchange.xforce.ibmcloud.com/vulnerabilities/25398
http://secunia.com/advisories/19366
http://securitytracker.com/id?1015809
http://www.osvdb.org/24068

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