phpWebSite: HTTP response splitting vulnerability

Background

phpWebSite is a web site content management system.

Description

Due to lack of proper input validation, phpWebSite has been found to be vulnerable to HTTP response splitting attacks.

Impact

A malicious user could inject arbitrary response data, leading to content spoofing, web cache poisoning and other cross-site scripting or HTTP response splitting attacks. This could result in compromising the victim’s data or browser.

Workaround

There is no known workaround at this time.

Resolution

All phpWebSite users should upgrade to the latest version:

 # emerge --sync
 # emerge --ask --oneshot --verbose ">=www-apps/phpwebsite-0.9.3_p4-r2"