CVE-2016-9935
The php_wddx_push_element function in ext/wddx/wddx.c in PHP before 5.6.29 and 7.x before 7.0.14 allows remote attackers to cause a denial of service (out-of-bounds read and memory corruption) or possibly have unspecified other impact via an empty…
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (6.97%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
The php_wddx_push_element function in ext/wddx/wddx.c in PHP before 5.6.29 and 7.x before 7.0.14 allows remote attackers to cause a denial of service (out-of-bounds read and memory corruption) or possibly have unspecified other impact via an empty boolean element in a wddxPacket XML document.
- CVSS 3.0
- 9.8 CRITICALCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- EPSS
- 6.97% probability · 94th percentile
- Public exploits
- None in Exploit-DB
- CISA KEV
- Not listed
- Weakness
- CWE-125
- Affected
- php/php
- Source
- cve@mitre.org
EPSS 7.0% since 27 October 2026; no change recorded yet. The dashed line is the ten per cent mark our analysts treat as “patch before the next change window”. Points are recorded when the score first appears and whenever it moves by a percentage point or more.
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.debian.org/security/2016/dsa-3737
- 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/94846
- https://access.redhat.com/errata/RHSA-2018:1296
- https://bugs.php.net/bug.php?id=73631Vendor Advisory
- https://github.com/php/php-src/commit/66fd44209d5ffcb9b3d1bc1b9fd8e35b485040c0Patch, Vendor Advisory
- https://security.gentoo.org/glsa/201702-29
- 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.debian.org/security/2016/dsa-3737
- 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/94846
- https://access.redhat.com/errata/RHSA-2018:1296
- https://bugs.php.net/bug.php?id=73631Vendor Advisory
- https://github.com/php/php-src/commit/66fd44209d5ffcb9b3d1bc1b9fd8e35b485040c0Patch, Vendor Advisory
- https://security.gentoo.org/glsa/201702-29
Source: NVD record, EPSS from FIRST.org, KEV from CISA, exploits from Exploit-DB. Refreshed daily. Download this record as JSON.