Secunia

BoZKuRTSeRDaR has reported some vulnerabilities in Madirish Webmail, which can be exploited by malicious people to compromise a vulnerable system.

Input passed to the "basedir" parameter in various scripts is not properly verified before being used to include files. This can be exploited to include arbitrary files from local or external resources.

Examples:
http://[host]/lib/addressbook.php?basedir=[file]
http://[host]/calendar.php?basedir=[file]
http://[host]/compose.php?basedir=[file]
http://[host]/index.php?basedir=[file]

Reportedly, more files are affected.

Successful exploitation requires that "register_globals" is enabled.

The vulnerability is reported in version 2.0. Other versions may also be affected.

Solution
Update to version 2.01.

Provided and/or discovered by
BoZKuRTSeRDaR

Changelog
Further details available in Customer Area

Original Advisory
http://sourceforge.net/project/shownotes.php?release_id=517013&group_id=101727

Deep Links
Links available in Customer Area