Netragard, L.L.C Advisory NETRAGARD-20060810 (UPDATE): dtmail suffers from a buffer overflow vulnerability which could result in the execution of arbitrary code. More specifically this vulnerability is triggered when using -a flag:
You can download this advisory from the following link: https://packetstormsecurity.com/files/download/51281/NETRAGARD-20060810-2.txt
Source: https://packetstormsecurity.com/files/51281/Netragard-Security-Advisory-2006-08-10.html