SnipSnap: HTTP response splitting

Background

SnipSnap is a user friendly content management system with features such as wiki and weblog.

Description

SnipSnap contains various HTTP response splitting vulnerabilities that could potentially compromise the sites data. Some of these attacks include web cache poisoning, cross-user defacement, hijacking pages with sensitive user information, and cross-site scripting. This vulnerability is due to the lack of illegal input checking in the software.

Impact

A malicious user could inject and execute arbitrary script code, potentially compromising the victim’s data or browser.

Workaround

There is no known workaround at this time.

Resolution

All SnipSnap users should upgrade to the latest version:

 # emerge sync
 
 # emerge -pv ">=dev-java/snipsnap-bin-1.0_beta1"
 # emerge ">=dev-java/snipsnap-bin-1.0beta1"