B0B has discovered a vulnerability in ICQ, which can be exploited by malicious people to compromise another user's system.

The vulnerability is caused due to a format string error when generating HTML code to display messages in the embedded Internet Explorer component, which can be exploited by sending specially crafted messages containing format string specifiers to another user.

Successful exploitation allows the execution of arbitrary code.

The vulnerability is confirmed in ICQ 6 build 6043. Other versions may also be affected.

Solution
The vendor has reportedly fixed this vulnerability in build 6059, issued in an automatic update.

Provided and/or discovered by
B0B

Changelog
Further details available to Secunia VIM customers

Original Advisory
http://board.raidrush.ws/showthread.php?t=386983

Deep Links
Links available to Secunia VIM customers