Directory traversal vulnerability in AOL Instant Messenger (AIM) 5.9 and earlier, and ICQ 5.1 and probably earlier, allows user-assisted remote attackers to write files to arbitrary locations via a .. (dot dot) in a filename in a file transfer operation.
https://exchange.xforce.ibmcloud.com/vulnerabilities/33538
http://www.vupen.com/english/advisories/2007/1307
http://www.vupen.com/english/advisories/2007/1306
http://www.securitytracker.com/id?1017891
http://www.securitytracker.com/id?1017890
http://www.securityfocus.com/bid/23391
http://secunia.com/advisories/24803
http://secunia.com/advisories/24747
http://labs.idefense.com/intelligence/vulnerabilities/display.php?id=508