Null pointer dereference

The Exchange Collaboration Data Objects EXCDO functionality in Microsoft Exchange Server 2000 SP3, 2003 SP1 and SP2, and 2007 allows remote attackers to cause a denial of service crash via an Internet Calendar iCal file containing multiple X-MICROSOFT-CDO-MODPROPS MODPROPS properties in which the...

CVE-2007-0039

CVE-2007-0039 describes a Denial of Service vulnerability in Microsoft Exchange Server caused by malformed iCal handling in the EXCDO component. The issue occurs when parsing iCal data with multiple X-MICROSOFT-CDO-MODPROPS properties; if a second MODPROPS entry is longer than the first, a NULL p...