high
7.5
CWE
NVD-CWE-Other
Advisory Published
Updated

CVE-2006-0905

First published: Thu Mar 23 2006(Updated: )

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.

Credit: secteam@freebsd.org

Affected SoftwareAffected VersionHow to fix
FreeBSD FreeBSD=4.8-release_p7
FreeBSD FreeBSD=5.4-releng
FreeBSD FreeBSD=5.3-release
FreeBSD FreeBSD=5.1-releng
FreeBSD FreeBSD=5.3
FreeBSD FreeBSD=5.1-release_p5
FreeBSD FreeBSD=5.2.1-releng
FreeBSD FreeBSD=5.0-release_p14
FreeBSD FreeBSD=5.1-release
FreeBSD FreeBSD=5.0-releng
FreeBSD FreeBSD=5.1-alpha
FreeBSD FreeBSD=4.10-releng
FreeBSD FreeBSD=4.11-releng
FreeBSD FreeBSD=4.10-release
FreeBSD FreeBSD=4.9-releng
FreeBSD FreeBSD=5.1
FreeBSD FreeBSD=4.9-pre-release
FreeBSD FreeBSD=4.8-pre-release
FreeBSD FreeBSD=5.4-stable
FreeBSD FreeBSD=5.2
FreeBSD FreeBSD=4.11-release_p3
FreeBSD FreeBSD=4.10-release_p8
FreeBSD FreeBSD=4.8
FreeBSD FreeBSD=5.4-pre-release
FreeBSD FreeBSD=6.0-release
FreeBSD FreeBSD=4.10
FreeBSD FreeBSD=5.4-release
FreeBSD FreeBSD=5.0-alpha
NetBSD NetBSD=3.0
FreeBSD FreeBSD=5.2.1-release
FreeBSD FreeBSD=4.8-releng
FreeBSD FreeBSD=5.0
NetBSD NetBSD=2.0
FreeBSD FreeBSD=6.0-stable
FreeBSD FreeBSD=5.3-stable
FreeBSD FreeBSD=4.9
FreeBSD FreeBSD=5.3-releng
FreeBSD FreeBSD=4.11-stable

Remedy

ftp://ftp.freebsd.org/pub/FreeBSD/CERT/advisories/FreeBSD-SA-06:11.ipsec.asc

Remedy

http://secunia.com/advisories/19366

Remedy

http://www.securityfocus.com/bid/17191

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Reference Links

Frequently Asked Questions

  • What is the severity of CVE-2006-0905?

    CVE-2006-0905 has a moderate severity level due to its potential to allow attackers to capture IPSec packets.

  • How do I fix CVE-2006-0905?

    To address CVE-2006-0905, users should upgrade to the latest stable versions of FreeBSD or NetBSD that contain the security fixes.

  • Which systems are affected by CVE-2006-0905?

    CVE-2006-0905 affects FreeBSD versions 4.8-RELEASE through 6.1-STABLE and NetBSD versions 2 through 3.

  • What attack vector does CVE-2006-0905 exploit?

    CVE-2006-0905 exploits a programming error that allows packets to bypass sequence number checks in IPSec.

  • Are there any known exploits for CVE-2006-0905?

    Yes, there are known exploits for CVE-2006-0905 that enable remote attackers to capture sensitive IPSec packets.

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