Skip to content
CVE Tracker
Back

CVE-2005-3671

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…

High7.8EPSS 7.5%
Published
Updated
Reserved
Assigned by
mitre

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.

Scores

CVSS scores of CVE-2005-3671, by who scored it
Scored byCVSSScoreVector
NVDNVD · Modified2.0High7.8AV:N/AC:L/Au:N/C:N/I:N/A:C
EPSS (exploitation in 30 days)
7.5% · top 5.5% of all CVEs (2 Nov 2026)

Loading the EPSS history…

The list uses the assigner's score when there is one, then CISA's, then NVD's: High 7.8.

Weakness

  • n/a

Affected products

  • n/a

    • affected n/a

References (17)

Sources

The same CVE in the primary databases and aggregators, to check against.

Record last updated .