CVE-2016-7125
HIGH severity · CVSS 7.5 · Injection
7.5CVSS HIGH
Summary
ext/session/session.c in PHP before 5.6.25 and 7.x before 7.0.10 skips invalid session names in a way that triggers incorrect parsing, which allows remote attackers to inject arbitrary-type session data by leveraging control of a session name, as demonstrated by object injection.
Impact & exploitability
Attack vectorNetwork
Attack complexityLow
Privileges requiredNone
User interactionNone
Confidentiality impactNone
Integrity impactHigh
Availability impactNone
Exploit probability (EPSS)6%
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
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/8763c6090d627d8bb0ee1d030c30e58f406be9ce?w=1 ↗
Additional information
- NVD record
- https://github.com/php/php-src/commit/8763c6090d627d8bb0ee1d030c30e58f406be9ce?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/92552
- http://www.securitytracker.com/id/1036680
- https://bugs.php.net/bug.php?id=72681Exploit