VULNERABILITY INTELLIGENCE
CVE-2007-0039
CVSS score7.8 HIGH
EPSS probability44.57%
CISA KEVNot currently listed
Published2007-05-08
Last modified2026-06-16
CVSS vectorAV:N/AC:L/Au:N/C:N/I:N/A:C
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.
Weakness classification
- CWE-476: NULL Pointer Dereference
Primary references
- secure@microsoft.com — Mailing List, Third Party Advisory
- secure@microsoft.com — Third Party Advisory
- secure@microsoft.com — Broken Link
- secure@microsoft.com — Broken Link
- secure@microsoft.com — Third Party Advisory, VDB Entry
- secure@microsoft.com — Third Party Advisory, VDB Entry
- secure@microsoft.com — Third Party Advisory, VDB Entry
- secure@microsoft.com — Third Party Advisory, VDB Entry
- secure@microsoft.com — Third Party Advisory, US Government Resource
- secure@microsoft.com — Permissions Required
- secure@microsoft.com — Patch, Vendor Advisory
- secure@microsoft.com — Third Party Advisory, VDB Entry