CVE-2016-5772

Public Exploit

Description

Double free vulnerability in the php_wddx_process_data function in wddx.c in the WDDX extension in PHP before 5.5.37, 5.6.x before 5.6.23, and 7.x before 7.0.8 allows remote attackers to cause a denial of service (application crash) or possibly execute arbitrary code via crafted XML data that is mishandled in a wddx_deserialize call.

Category

9.8
CVSS
Severity: Critical
CVSS 3.1 •
CVSS 2.0 •
EPSS 20.24% Top 5%
Vendor Advisory apple.com Vendor Advisory opensuse.org Vendor Advisory opensuse.org Vendor Advisory redhat.com Vendor Advisory debian.org Vendor Advisory opensuse.org Vendor Advisory php.net Vendor Advisory php.net Vendor Advisory php.net
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
http://github.com/php/php-src/commit/a44c89e8af7c2410f4bfc5e097be2a5d0639a60c?w=1 third party advisory patch
http://lists.apple.com/archives/security-announce/2016/Sep/msg00006.html vendor advisory broken link mailing list third party advisory
http://lists.opensuse.org/opensuse-security-announce/2016-07/msg00004.html vendor advisory mailing list third party advisory
http://lists.opensuse.org/opensuse-updates/2016-08/msg00003.html vendor advisory mailing list third party advisory
http://rhn.redhat.com/errata/RHSA-2016-2750.html third party advisory vendor advisory
http://php.net/ChangeLog-5.php patch vendor advisory release notes
https://bugs.php.net/bug.php?id=72340 vendor advisory issue tracking exploit
http://www.openwall.com/lists/oss-security/2016/06/23/4 patch mailing list third party advisory
http://www.debian.org/security/2016/dsa-3618 third party advisory vendor advisory
http://php.net/ChangeLog-7.php release notes vendor advisory
https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05240731 third party advisory
https://support.apple.com/HT207170 third party advisory
http://www.securityfocus.com/bid/91398 third party advisory vdb entry
http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00025.html vendor advisory mailing list third party advisory

Frequently Asked Questions

What is the severity of CVE-2016-5772?
CVE-2016-5772 has been scored as a critical severity vulnerability.
How to fix CVE-2016-5772?
To fix CVE-2016-5772, 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-2016-5772 being actively exploited in the wild?
It is possible that CVE-2016-5772 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~20% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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