VulnerabilityModified
CVE-2016-9934
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.
HIGH 7.5EPSS 6.84%
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (6.84%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
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.
- CVSS 3.0
- 7.5 HIGHCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- EPSS
- 6.84% probability · 94th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-476
- Affected
- php/php
- Source
- cve@mitre.org
References
- http://lists.opensuse.org/opensuse-updates/2016-12/msg00142.html
- http://lists.opensuse.org/opensuse-updates/2017-01/msg00034.html
- http://lists.opensuse.org/opensuse-updates/2017-01/msg00054.html
- http://www.openwall.com/lists/oss-security/2016/12/12/2Third Party Advisory
- http://www.php.net/ChangeLog-5.phpRelease Notes, Vendor Advisory
- http://www.php.net/ChangeLog-7.phpRelease Notes, Vendor Advisory
- http://www.securityfocus.com/bid/94845
- https://access.redhat.com/errata/RHSA-2018:1296
- https://bugs.php.net/bug.php?id=73331Vendor Advisory
- https://github.com/php/php-src/commit/6045de69c7dedcba3eadf7c4bba424b19c81d00dVendor Advisory
- http://lists.opensuse.org/opensuse-updates/2016-12/msg00142.html
- http://lists.opensuse.org/opensuse-updates/2017-01/msg00034.html
- http://lists.opensuse.org/opensuse-updates/2017-01/msg00054.html
- http://www.openwall.com/lists/oss-security/2016/12/12/2Third Party Advisory
- http://www.php.net/ChangeLog-5.phpRelease Notes, Vendor Advisory
- http://www.php.net/ChangeLog-7.phpRelease Notes, Vendor Advisory
- http://www.securityfocus.com/bid/94845
- https://access.redhat.com/errata/RHSA-2018:1296
- https://bugs.php.net/bug.php?id=73331Vendor Advisory
- https://github.com/php/php-src/commit/6045de69c7dedcba3eadf7c4bba424b19c81d00dVendor Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.