CVE-2012-0788: PHP

Medium severity, CVSS 5.0. EPSS: 8.6% chance of exploitation in the next 30 days.

The PDORow implementation in PHP before 5.3.9 does not properly interact with the session feature, which allows remote attackers to cause a denial of service (application crash) via a crafted application that uses a PDO driver for a fetch and then calls the session_start function, as demonstrated by a crash of the Apache HTTP Server.

Affected products

• PHP PHP: up to and including 5.3.8; version 5.0.0 only; version 5.0.1 only; version 5.0.2 only; version 5.0.3 only; version 5.0.4 only; …

Published 2012-02-14. Last modified 2026-06-16.