Vulnerability in PHP
CVE-2012-0830
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.
Published · last modified .
CVSS v2 metric
CVSS v2 base score 7.5 (High). Vector: AV:N/AC:L/Au:N/C:P/I:P/A:P. This CVE predates CVSS v3 and has no v3 score from NVD.
EPSS exploit prediction
EPSS: 0.298 (98.1th percentile), scored .
Moderate probability of exploitation in the next 30 days — watch for active exploitation reports. 98th percentile — 98.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.301 · newest: 0.298 · change: -0.003
Affected products
- PHP — versions 5.3.9
Weakness classification (CWE)
Public proof-of-concept exploits
References
- marc.info/ (vendor-advisory)
- svn.php.net/viewvc
- h20000.www2.hp.com/bizsupport/TechSupport/Document.jsp (vendor-advisory)
- thexploit.com/sec/critical-php-remote-vulnerability-introduced-in-fix-for-php-h… (Exploit)
- www.securityfocus.com/bid/51830 (Exploit, vdb-entry)
- rhn.redhat.com/errata/RHSA-2012-0092.html (vendor-advisory)
- lists.opensuse.org/opensuse-security-announce/2012-03/msg00013.html (vendor-advisory)
- www.osvdb.org/78819 (vdb-entry)
- secunia.com/advisories/47806 (Vendor Advisory, third-party-advisory)
- lists.opensuse.org/opensuse-security-announce/2012-03/msg00016.html (vendor-advisory)
Frequently asked questions
- What is CVE-2012-0830?
- CVE-2012-0830 is a vulnerability in PHP, classified under CWE-399. Published 2012-02-06.
- Is CVE-2012-0830 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.