CVE-2012-0830

Name: CVE-2012-0830
Creator: NVD / NIST
Published: 2012-02-06T20:55:03.08+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 30.14%

Last modified Jun 16, 2026

CVE-2012-0830 is a vulnerability of currently unknown severity. The php_register_variable_ex function in php_variables.c in PHP 5.3.9 allows remote attackers to execute arbitrary code via a request containing a large number of variables, related to improper handling of array variables. NOTE: this vulnerability exists because of an incorrect fix for CVE-2011-4885.. EPSS estimates a 30.14% chance of exploitation in the next 30 days.

Description

The php_register_variable_ex function in php_variables.c in PHP 5.3.9 allows remote attackers to execute arbitrary code via a request containing a large number of variables, related to improper handling of array variables. NOTE: this vulnerability exists because of an incorrect fix for CVE-2011-4885.

Metrics

EPSS Probability

30.14%

98.0th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-399

Affected Software

Vendor	Product	Versions
Php	Php	5.3.9

References

Timeline

Published: Feb 6, 2012
Last Modified: Jun 16, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2012-0830?

How severe is CVE-2012-0830?

Severity scoring for CVE-2012-0830 is pending analysis. The EPSS model estimates a 30.14% probability of exploitation in the next 30 days.

How do I fix CVE-2012-0830?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2012-0830?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST