CVE-2016-7131

Public Exploit

Description

ext/wddx/wddx.c in PHP before 5.6.25 and 7.x before 7.0.10 allows remote attackers to cause a denial of service (NULL pointer dereference and application crash) or possibly have unspecified other impact via a malformed wddxPacket XML document that is mishandled in a wddx_deserialize call, as demonstrated by a tag that lacks a < (less than) character.

Category

7.5
CVSS
Severity: High
CVSS 3.1 •
CVSS 2.0 •
EPSS 14.00% Top 10%
Vendor Advisory gentoo.org Vendor Advisory redhat.com Vendor Advisory github.com
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
http://www.php.net/ChangeLog-7.php release notes
https://github.com/php/php-src/commit/a14fdb9746262549bbbb96abb87338bacd147e1b?w=1 patch issue tracking
https://security.gentoo.org/glsa/201611-22 third party advisory vendor advisory
http://www.securitytracker.com/id/1036680 third party advisory vdb entry
http://rhn.redhat.com/errata/RHSA-2016-2750.html third party advisory vendor advisory
https://bugs.php.net/bug.php?id=72790 issue tracking exploit
http://www.php.net/ChangeLog-5.php release notes
https://www.tenable.com/security/tns-2016-19 third party advisory
http://www.securityfocus.com/bid/92768 third party advisory vdb entry
http://openwall.com/lists/oss-security/2016/09/02/9 mailing list
https://github.com/php/php-src/commit/0c8a2a2cd1056b7dc403eacb5d2c0eec6ce47c6f patch vendor advisory

Frequently Asked Questions

What is the severity of CVE-2016-7131?
CVE-2016-7131 has been scored as a high severity vulnerability.
How to fix CVE-2016-7131?
To fix CVE-2016-7131, 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-2016-7131 being actively exploited in the wild?
It is possible that CVE-2016-7131 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~14% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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