RCE in WordPress
CVE-2013-4338
wp-includes/functions.php in WordPress before 3.6.1 does not properly determine whether data has been serialized, which allows remote attackers to execute arbitrary code by triggering erroneous PHP unserialize operations.
Vulnerability class: RCE (Remote Code Execution)
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: 0.087 (95.0th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 95th percentile — 95.0% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.087 · newest: 0.087 · change: 0.000
Affected products
Weakness classification (CWE)
Public proof-of-concept exploits
References
- lists.fedoraproject.org/pipermail/package-announce/2013-September/116832.html (vendor-advisory)
- core.trac.wordpress.org/changeset/25325 (Exploit, Patch)
- lists.fedoraproject.org/pipermail/package-announce/2013-September/116828.html (vendor-advisory)
- www.debian.org/security/2013/dsa-2757 (vendor-advisory)
- codex.wordpress.org/Version_3.6.1 (Vendor Advisory)
- wordpress.org/news/2013/09/wordpress-3-6-1/ (Patch, Vendor Advisory)
- lists.fedoraproject.org/pipermail/package-announce/2013-September/117118.html (vendor-advisory)
Frequently asked questions
- What is CVE-2013-4338?
- CVE-2013-4338 is a vulnerability in WordPress, classified under Code Injection. Published 2013-09-12.
- Is CVE-2013-4338 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.