Permissions, Privileges, and Access Controls in PHP - CVE-2010-3065
Published: December 10, 2010 / Updated: June 8, 2025
Vulnerability identifier: #VU110292
CSH Severity: Medium
CVSS v4: 6.9 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N]
CVE-ID: CVE-2010-3065
CWE-ID: CWE-264
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote non-authenticated attacker to corrupt data.
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 software
PHP
Gentoo Linux
dev-lang/php
Gentoo Linux
dev-lang/php
How to mitigate CVE-2010-3065
Install update from vendor's website.
PHP - addressed in versions 5.2.14, 5.3.3
dev-lang/php - update to 5.3.8
dev-lang/php - update to 5.3.8
External References
- http://lists.opensuse.org/opensuse-security-announce/2010-09/msg00006.html
- http://lists.opensuse.org/opensuse-security-announce/2010-10/msg00000.html
- http://php-security.org/2010/05/31/mops-2010-060-php-session-serializer-session-data-injection-vulnerability/index.html
- http://secunia.com/advisories/42410
- http://www.debian.org/security/2010/dsa-2089
- http://www.redhat.com/support/errata/RHSA-2010-0919.html
- http://www.vupen.com/english/advisories/2010/3081