CVE-2016-7129
CRITICAL severity · CVSS 9.8 · Improper input validation
9.8CVSS CRITICAL
Summary
The php_wddx_process_data function in 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 (segmentation fault) or possibly have unspecified other impact via an invalid ISO 8601 time value, as demonstrated by a wddx_deserialize call that mishandles a dateTime element in a wddxPacket XML document.
Impact & exploitability
Attack vectorNetwork
Attack complexityLow
Privileges requiredNone
User interactionNone
Confidentiality impactHigh
Integrity impactHigh
Availability impactHigh
Exploit probability (EPSS)7%
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Affected products we track (1)
Recommendation
Apply the vendor fix promptly. Open any affected product above for its exact safe version.
Official patch: https://github.com/php/php-src/commit/426aeb2808955ee3d3f52e0cfb102834cdb836a5?w=1 ↗
Additional information
- NVD record
- https://github.com/php/php-src/commit/426aeb2808955ee3d3f52e0cfb102834cdb836a5?w=1Patch
- http://openwall.com/lists/oss-security/2016/09/02/9
- http://rhn.redhat.com/errata/RHSA-2016-2750.html
- http://www.php.net/ChangeLog-5.php
- http://www.php.net/ChangeLog-7.php
- http://www.securityfocus.com/bid/92758
- http://www.securitytracker.com/id/1036680
- https://bugs.php.net/bug.php?id=72749Exploit