Synced 07 Nov 2026 15:45 UTC Account
← All products

CVE-2012-6113

MEDIUM severity · CVSS 5 · Information disclosure
5CVSS MEDIUM

Summary

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 & exploitability

Attack vectorNetwork
Attack complexityLow
Privileges required—
User interaction—
Confidentiality impact—
Integrity impactNone
Availability impactNone
Exploit probability (EPSS)3%

AV:N/AC:L/Au:N/C:P/I:N/A:N

Affected products we track (1)

PHP

Recommendation

Apply the vendor fix in your normal patch cycle. Open any affected product above for its exact safe version.