Description
The default session serializer in PHP 5.2 through 5.2.13 and 5.3 through 5.3.2 does not properly handle the PS_UNDEF_MARKER marker, which allows context-dependent attackers to modify arbitrary session variables via a crafted session variable name.
Affected products
Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.
n/a n/a
n/aaffected
References
- http://php-security.org/2010/05/31/mops-2010-060-php-session-serializer-session-data-injection-vulnerability/index.html ↗
- http://www.debian.org/security/2010/dsa-2089 ↗
- http://www.redhat.com/support/errata/RHSA-2010-0919.html ↗
- http://secunia.com/advisories/42410 ↗
- http://lists.opensuse.org/opensuse-security-announce/2010-09/msg00006.html ↗
- http://lists.opensuse.org/opensuse-security-announce/2010-10/msg00000.html ↗
- http://www.vupen.com/english/advisories/2010/3081 ↗