National Cyber Awareness System
Vulnerability Summary for CVE-2011-4108
Original release date:01/06/2012
Last revised:11/06/2012
Source:
US-CERT/NIST
Overview
The DTLS implementation in OpenSSL before 0.9.8s and 1.x before 1.0.0f performs a MAC check only if certain padding is valid, which makes it easier for remote attackers to recover plaintext via a padding oracle attack.
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 unauthorized disclosure of information
References to Advisories, Solutions, and Tools
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External Source: CONFIRM
Name: http://www.openssl.org/news/secadv_20120104.txt
Type: Advisory
External Source: MANDRIVA
Name: MDVSA-2012:007
External Source: MANDRIVA
Name: MDVSA-2012:006
External Source: MISC
Name: http://www.isg.rhul.ac.uk/~kp/dtls.pdf
External Source: DEBIAN
Name: DSA-2390
External Source: SECUNIA
Name: 48528
External Source: REDHAT
Name: RHSA-2012:1308
External Source: REDHAT
Name: RHSA-2012:1307
External Source: REDHAT
Name: RHSA-2012:1306
External Source: HP
Name: HPSBOV02793
External Source: HP
Name: SSRT100891
External Source: HP
Name: HPSBUX02734
External Source: HP
Name: SSRT100729
External Source: SUSE
Name: SUSE-SU-2012:0084
External Source: SUSE
Name: openSUSE-SU-2012:0083
External Source: HP
Name: HPSBMU02786
External Source: HP
Name: SSRT100877
External Source: CONFIRM
Name: http://aix.software.ibm.com/aix/efixes/security/openssl_advisory3.asc