CVE-2005-3671 - CVE House
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Status published High CVE-2005-3671

The Internet Key Exchange version 1 (IKEv1) implementation in Openswan...

Vulnerability Description

The Internet Key Exchange version 1 (IKEv1) implementation in Openswan 2 (openswan-2) before 2.4.4, and freeswan in SUSE LINUX 9.1 before 2.04_1.5.4-1.23, allow remote attackers to cause a denial of service via (1) a crafted packet using 3DES with an invalid key length, or (2) unspecified inputs when Aggressive Mode is enabled and the PSK is known, as demonstrated by the PROTOS ISAKMP Test Suite for IKEv1.

Impact Analysis

Refer to official advisory for detailed impact metrics.

Remediation

Ensure systems are updated to the latest vendor-supplied patch levels.

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Credits & Attribution

No credits recorded in the NVD database.

Affected Vendor

Affected Software

frees wan, openswan
Vulnerable Versions:
2.04, 2.1.1, 2.1.2, 2.1.4, 2.1.5, 2.1.6, 2.2, 2.3, 2.4.0

Timeline

Official Publish: November 18th, 2005
Last Modified: August 7th, 2024
Added to House: July 18th, 2026

CVSS Vectors

Weaknesses (CWE)

No CWE data available

MITRE ATT&CK TTPs

No associated TTPs found for this vulnerability.