CVE-2013-4338

Public Exploit

Description

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.

Category

7.5
CVSS
Severity: High
CVSS 2.0 •
EPSS 9.59% Top 10%
Vendor Advisory fedoraproject.org Vendor Advisory fedoraproject.org Vendor Advisory debian.org Vendor Advisory fedoraproject.org Vendor Advisory wordpress.org Vendor Advisory wordpress.org
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
http://lists.fedoraproject.org/pipermail/package-announce/2013-September/116832.html vendor advisory
http://core.trac.wordpress.org/changeset/25325 patch exploit
http://lists.fedoraproject.org/pipermail/package-announce/2013-September/116828.html vendor advisory
http://www.debian.org/security/2013/dsa-2757 vendor advisory
http://codex.wordpress.org/Version_3.6.1 vendor advisory
http://wordpress.org/news/2013/09/wordpress-3-6-1/ patch vendor advisory
http://lists.fedoraproject.org/pipermail/package-announce/2013-September/117118.html vendor advisory

Frequently Asked Questions

What is the severity of CVE-2013-4338?
CVE-2013-4338 has been scored as a high severity vulnerability.
How to fix CVE-2013-4338?
To fix CVE-2013-4338, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2013-4338 being actively exploited in the wild?
It is possible that CVE-2013-4338 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~10% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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