CVE-2016-9934

Description

ext/wddx/wddx.c in PHP before 5.6.28 and 7.x before 7.0.13 allows remote attackers to cause a denial of service (NULL pointer dereference) via crafted serialized data in a wddxPacket XML document, as demonstrated by a PDORow string.

Category

7.5
CVSS
Severity: High
CVSS 3.0 •
CVSS 2.0 •
EPSS 4.40% Top 15%
Vendor Advisory opensuse.org Vendor Advisory redhat.com Vendor Advisory opensuse.org Vendor Advisory opensuse.org Vendor Advisory php.net Vendor Advisory php.net Vendor Advisory php.net Vendor Advisory github.com
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
http://www.openwall.com/lists/oss-security/2016/12/12/2 third party advisory mailing list
http://lists.opensuse.org/opensuse-updates/2017-01/msg00054.html vendor advisory
http://www.php.net/ChangeLog-7.php release notes vendor advisory
http://www.securityfocus.com/bid/94845 vdb entry
https://access.redhat.com/errata/RHSA-2018:1296 vendor advisory
http://www.php.net/ChangeLog-5.php release notes vendor advisory
http://lists.opensuse.org/opensuse-updates/2017-01/msg00034.html vendor advisory
http://lists.opensuse.org/opensuse-updates/2016-12/msg00142.html vendor advisory
https://github.com/php/php-src/commit/6045de69c7dedcba3eadf7c4bba424b19c81d00d vendor advisory
https://bugs.php.net/bug.php?id=73331 vendor advisory

Frequently Asked Questions

What is the severity of CVE-2016-9934?
CVE-2016-9934 has been scored as a high severity vulnerability.
How to fix CVE-2016-9934?
To fix CVE-2016-9934, 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-2016-9934 being actively exploited in the wild?
It is possible that CVE-2016-9934 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~4% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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