Directory traversal vulnerability in phpSysInfo 2.1 and earlier allows attackers with write access to a local directory to read arbitrary files as the PHP user or cause a denial of service via .. (dot dot) sequences in the (1) template or (2) lng parameters.
http://www.debian.org/security/2003/dsa-346
http://sourceforge.net/tracker/index.php?func=detail&aid=670222&group_id=15&atid=100015