A remote overflow exists in Zend Platform. The 'mod_cluster' module fails to handle PHP sessions with an overly long or a zero-length session identifier resulting in a buffer overflow. With a specially crafted request, an attacker can cause a arbitrary code execution resulting in a loss of integrity.
Classification
Location:
Remote / Network Access
Attack Type:
Input Manipulation
Impact:
Loss of Integrity
Exploit:
Exploit Unknown
Solution
Upgrade to version 2.2.1a or higher, as it has been reported to fix this vulnerability. An upgrade is required as there are no known workarounds.
hardened-php.net -
www.hardened-php.net
