CVE-2007-0039

HighCVSS 7.8/10Last modified Jun 16, 2026

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.

Metrics

CVSS 2.0 7.8/10AV:N/AC:L/Au:N/C:N/I:N/A:C

Weakness enumeration

CWE-476

Affected software

No affected versions have been published.

Timeline

Published: May 8, 2007
Last modified: Jun 16, 2026
NVD status: Modified

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