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CVE-2012-6113

Date: January 19, 2013

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.

Language: C

Severity Score

Related Resources (8)

http://openwall.com/lists/oss-security/2013/01/18/6
https://bugs.php.net/bug.php?id=61413
http://git.php.net/?p=php-src.git%3Ba=commit%3Bh=270a406ac94b5fc5cc9ef59fc61e3b4b95648a3e
https://nvd.nist.gov/vuln/detail/CVE-2012-6113
http://www.ubuntu.com/usn/USN-1702-1
https://people.canonical.com/~ubuntu-security/cve/CVE-2012-6113
https://bugs.launchpad.net/ubuntu/+source/php5/+bug/1099793
https://www.mend.io/vulnerability-database/CVE-2012-6113

Severity Score

Weakness Type (CWE)

Exposure of Sensitive Information to an Unauthorized Actor

CWE-200

CVSS v3.1

Base Score:
Attack Vector (AV): NETWORK
Attack Complexity (AC): LOW
Privileges Required (PR): NONE
User Interaction (UI): NONE
Scope (S): UNCHANGED
Confidentiality (C): LOW
Integrity (I): NONE
Availability (A): NONE

CVSS v2

Base Score:
Access Vector (AV): NETWORK
Access Complexity (AC): LOW
Authentication (AU): NONE
Confidentiality (C): PARTIAL
Integrity (I): NONE
Availability (A): NONE
Additional information:

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