National Cyber-Alert System
Vulnerability Summary for CVE-2012-6113
Original release date:01/19/2013
Last revised:02/02/2013
Source:
US-CERT/NIST
Overview
The openssl_encrypt function in ext/openssl/openssl.c in PHP 5.3.9 through 5.3.13 does not initialize a certain variable, which allows remote attackers to obtain sensitive information from process memory by providing zero bytes of input data.
Impact
CVSS Severity (version 2.0):
Impact Subscore:
2.9
Exploitability Subscore:
10.0
CVSS Version 2 Metrics:
Access Vector: Network exploitable
Access Complexity: Low
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://git.php.net/?p=php-src.git;a=commit;h=270a406ac94b5fc5cc9ef59fc61e3b4b95648a3e
Type: Patch Information
External Source: CONFIRM
Name: https://bugs.php.net/bug.php?id=61413
External Source: CONFIRM
Name: https://bugs.launchpad.net/ubuntu/+source/php5/+bug/1099793
External Source: UBUNTU
Name: USN-1702-1
External Source: MLIST
Name: [oss-security] 20130118 Re: CVE Request: PHP openssl_encrypt memory disclosure
Technical Details
- Information Leak / Disclosure (CWE-200)