Instituto Nacional de ciberseguridad. Sección Incibe
Instituto Nacional de Ciberseguridad. Sección INCIBE-CERT

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CVE-2005-3671

Severity CVSS v4.0:
Pending analysis
Type:
Unavailable / Other
Publication date:
18/11/2005
Last modified:
03/04/2025

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

Vector 2.0
AV:N/AC:L/Au:N/C:N/I:N/A:C CVSS v2.0 Severity and Metrics:

Base Score: 7.80 HIGH
Vector: AV:N/AC:L/Au:N/C:N/I:N/A:C

Attack Vector (AV): Network
Attack Complexity (AC): Low
Authentication (Au): None
Confidentiality (C): None
Integrity (I): None
Availability (A): Complete

Base Score 2.0
7.80
Severity 2.0
HIGH

Vulnerable products and versions

CPE From Up to
cpe:2.3:a:frees_wan:frees_wan:2.04:*:*:*:*:*:*:*
cpe:2.3:a:openswan:openswan:2.1.1:*:*:*:*:*:*:*
cpe:2.3:a:openswan:openswan:2.1.2:*:*:*:*:*:*:*
cpe:2.3:a:openswan:openswan:2.1.4:*:*:*:*:*:*:*
cpe:2.3:a:openswan:openswan:2.1.5:*:*:*:*:*:*:*
cpe:2.3:a:openswan:openswan:2.1.6:*:*:*:*:*:*:*
cpe:2.3:a:openswan:openswan:2.2:*:*:*:*:*:*:*
cpe:2.3:a:openswan:openswan:2.3:*:*:*:*:*:*:*
cpe:2.3:a:xelerance:openswan:2.4.0:*:*:*:*:*:*:*

To consult the complete list of CPE names with products and versions, see this page


References to Advisories, Solutions, and Tools