CAPTCHA Plugin for Geeklog "_CONF[path]" Parameter File Inclusion Vulnerability
Description
A vulnerability has been identified in CAPTCHA (plugin for Geeklog), which could be exploited by remote attackers to compromise a vulnerable web server. This issue is caused by an input validation error in the "captcha.class.php" script when processing the "_CONF[path]" parameter, which could be exploited by remote attackers to include malicious PHP scripts and execute arbitrary commands with the privileges of the web server.
Vulnerable Products
Vulnerable Software: CAPTCHA (plugin for Geeklog) version 2.1.1 and prior