Symantec Vulnerability Research SYMSA-2007-011 – A vulnerability has been discovered in the SMS handler on Windows Mobile 2005 Pocket PC Phone edition which means the sender of the original SMS message can be masked from the recipient when sent a specifically crafted WAP PUSH message.
You can download this advisory from the following link: https://packetstormsecurity.com/files/download/60203/SYMSA-2007-011.txt
Source: https://packetstormsecurity.com/files/60203/SYMSA-2007-011.txt.html