National Cyber Awareness System
Vulnerability Summary for CVE-2011-4577
Original release date:01/06/2012
Last revised:06/06/2013
Source:
US-CERT/NIST
Overview
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
CVSS Severity (version 2.0):
Impact Subscore:
2.9
Exploitability Subscore:
8.6
CVSS Version 2 Metrics:
Access Vector: Network exploitable
Access Complexity: Medium
Authentication: Not required to exploit
Impact Type:Allows disruption of serviceUnknown
References to Advisories, Solutions, and Tools
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External Source: CONFIRM
Name: http://www.openssl.org/news/secadv_20120104.txt
External Source: CONFIRM
Name: http://support.apple.com/kb/HT5784
External Source: HP
Name: HPSBOV02793
External Source: HP
Name: SSRT100891
External Source: HP
Name: SSRT100729
External Source: HP
Name: HPSBUX02734
External Source: SUSE
Name: SUSE-SU-2012:0084
External Source: SUSE
Name: openSUSE-SU-2012:0083
External Source: APPLE
Name: APPLE-SA-2013-06-04-1
External Source: HP
Name: SSRT100877
External Source: HP
Name: HPSBMU02786
Technical Details
- Resource Management Errors (CWE-399)