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

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CVE-2009-2185

Severity CVSS v4.0:
Pending analysis
Type:
CWE-20 Input Validation
Publication date:
25/06/2009
Last modified:
09/04/2025

Description

The ASN.1 parser (pluto/asn1.c, libstrongswan/asn1/asn1.c, libstrongswan/asn1/asn1_parser.c) in (a) strongSwan 2.8 before 2.8.10, 4.2 before 4.2.16, and 4.3 before 4.3.2; and (b) openSwan 2.6 before 2.6.22 and 2.4 before 2.4.15 allows remote attackers to cause a denial of service (pluto IKE daemon crash) via an X.509 certificate with (1) crafted Relative Distinguished Names (RDNs), (2) a crafted UTCTIME string, or (3) a crafted GENERALIZEDTIME string.

Impact

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

Base Score: 5.00 MEDIUM
Vector: AV:N/AC:L/Au:N/C:N/I:N/A:P

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

Base Score 2.0
5.00
Severity 2.0
MEDIUM

Vulnerable products and versions

CPE From Up to
cpe:2.3:a:strongswan:strongswan:2.8.0:*:*:*:*:*:*:*
cpe:2.3:a:strongswan:strongswan:2.8.1:*:*:*:*:*:*:*
cpe:2.3:a:strongswan:strongswan:2.8.2:*:*:*:*:*:*:*
cpe:2.3:a:strongswan:strongswan:2.8.3:*:*:*:*:*:*:*
cpe:2.3:a:strongswan:strongswan:2.8.4:*:*:*:*:*:*:*
cpe:2.3:a:strongswan:strongswan:2.8.5:*:*:*:*:*:*:*
cpe:2.3:a:strongswan:strongswan:2.8.6:*:*:*:*:*:*:*
cpe:2.3:a:strongswan:strongswan:2.8.7:*:*:*:*:*:*:*
cpe:2.3:a:strongswan:strongswan:2.8.8:*:*:*:*:*:*:*
cpe:2.3:a:strongswan:strongswan:2.8.9:*:*:*:*:*:*:*
cpe:2.3:a:strongswan:strongswan:2.8.10:*:*:*:*:*:*:*
cpe:2.3:a:strongswan:strongswan:4.1:*:*:*:*:*:*:*
cpe:2.3:a:strongswan:strongswan:4.2.0:*:*:*:*:*:*:*
cpe:2.3:a:strongswan:strongswan:4.2.1:*:*:*:*:*:*:*
cpe:2.3:a:strongswan:strongswan:4.2.2:*:*:*:*:*:*:*

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


References to Advisories, Solutions, and Tools