iDEFENSE Security Advisory 02.21.05 – Remote exploitation of multiple integer overflow vulnerabilities in Simon Tatham’s PuTTY can allow attackers to execute arbitrary code. Version 0.56 is verified as vulnerable.
You can download this advisory from the following link: https://packetstormsecurity.com/files/download/36266/02.21.05-3.txt
Source: https://packetstormsecurity.com/files/36266/iDEFENSE-Security-Advisory-2005-02-21.3.html