Severity: : High
  CVE Kennungen: : CVE-2007-0039
  Advisory Date: 21 marca 2011

  DESCRIPTION

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.

  INFORMATION EXPOSURE

Trend Micro Deep Security shields networks through Deep Packet Inspection (DPI) rules. Trend Micro customers using OfficeScan with Intrusion Defense Firewall (IDF) plugin are also protected from attacks using these vulnerabilities. Please refer to the filter number and filter name when applying appropriate DPI and/or IDF rules.

  SOLUTION

  Trend Micro Deep Security DPI Rule Number: 1000993
  Trend Micro Deep Security DPI Rule Name: 1000993 - Microsoft Exchange Malformed iCal Denial of Service

  AFFECTED SOFTWARE AND VERSION:

  • Microsoft Exchange Server 2000 SP3
  • Microsoft Exchange Server 2003 SP1
  • Microsoft Exchange Server 2003 SP2
  • Microsoft Exchange Server 2007