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Malformed iCal Vulnerability

oval:org.mitre.oval:def:1593

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 second MODPROPS is longer than the first which triggers a NULL pointer dereference and an unhandled exception.

Family:
windows
Status:
ACCEPTED
Platform(s):
  • Microsoft Windows 2000
  • Microsoft Windows Vista
  • Microsoft Windows Server 2003
  • Microsoft Windows XP
Class:
vulnerability
Reference(s):
  • CVE-2007-0039
Product(s):
  • Microsoft Exchange Server