Horde 3.3.5 "PHP_SELF" Cross-Site Scripting vulnerability
Cross-Site Scripting in Horde via the PHP_SELF variable on administration pages.
Antecedentes
Horde Application Framework is a general-purpose modular web framework written in PHP, with numerous classes aimed at common issues in modern web application development.
Description
The value of the PHP_SELF variable is not properly filtered before being returned to the user, allowing arbitrary HTML to be injected or script code to be executed in a user's browser session. To successfully exploit it, the victim must be authenticated as an administrator. It is present in cmdshell.php, sqlshell.php, and phpshell.php and is fixed by filtering the variable with htmlspecialchars.
Business impact
It is possible to execute HTML or arbitrary script code in a user's browser. It only works with administrative sessions.
Affected systems
Horde 3.3.5; other versions may be affected.
Solución
Update to version 3.3.6.
Calendario de divulgación
References
The information contained within this advisory is supplied 'as-is' with no warranties or guarantees of fitness for use or otherwise. Internet Security Auditors accepts no responsibility for any damage caused by the use or misuse of this information.
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