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

Go to Calendar     Go to Press Room     Go to Newsletters subscription

Search

CVE-2011-4577

Severity CVSS v4.0:
Pending analysis
Type:
CWE-399 Resource Management Errors
Publication date:
06/01/2012
Last modified:
11/04/2025

Description

OpenSSL before 0.9.8s and 1.x before 1.0.0f, when RFC 3779 support is enabled, allows remote attackers to cause a denial of service (assertion failure) via an X.509 certificate containing certificate-extension data associated with (1) IP address blocks or (2) Autonomous System (AS) identifiers.

Impact

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

Base Score: 4.30 MEDIUM
Vector: AV:N/AC:M/Au:N/C:N/I:N/A:P

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

Base Score 2.0
4.30
Severity 2.0
MEDIUM

Vulnerable products and versions

CPE From Up to
cpe:2.3:a:openssl:openssl:*:*:*:*:*:*:*:* 0.9.8r (including)
cpe:2.3:a:openssl:openssl:0.9.1c:*:*:*:*:*:*:*
cpe:2.3:a:openssl:openssl:0.9.2b:*:*:*:*:*:*:*
cpe:2.3:a:openssl:openssl:0.9.4:*:*:*:*:*:*:*
cpe:2.3:a:openssl:openssl:0.9.5:*:*:*:*:*:*:*
cpe:2.3:a:openssl:openssl:0.9.5a:*:*:*:*:*:*:*
cpe:2.3:a:openssl:openssl:0.9.6:*:*:*:*:*:*:*
cpe:2.3:a:openssl:openssl:0.9.6a:*:*:*:*:*:*:*
cpe:2.3:a:openssl:openssl:0.9.6b:*:*:*:*:*:*:*
cpe:2.3:a:openssl:openssl:0.9.6c:*:*:*:*:*:*:*
cpe:2.3:a:openssl:openssl:0.9.6d:*:*:*:*:*:*:*
cpe:2.3:a:openssl:openssl:0.9.6e:*:*:*:*:*:*:*
cpe:2.3:a:openssl:openssl:0.9.6f:*:*:*:*:*:*:*
cpe:2.3:a:openssl:openssl:0.9.6g:*:*:*:*:*:*:*
cpe:2.3:a:openssl:openssl:0.9.6h:*:*:*:*:*:*:*

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


References to Advisories, Solutions, and Tools