National Cyber-Alert System

Vulnerability Summary for CVE-2007-0039

Overview

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.

Impact

CVSS Severity (version 2.0):

CVSS Version 2 Metrics:

References to Advisories, Solutions, and Tools

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US-CERT Technical Alert: TA07-128A

Name: TA07-128A

Hyperlink:http://www.us-cert.gov/cas/techalerts/TA07-128A.html

External Source: MS

Name: MS07-026

Type: Patch Information

Hyperlink:http://www.microsoft.com/technet/security/bulletin/ms07-026.mspx

External Source: SECTRACK

Name: 1018015

Hyperlink:http://www.securitytracker.com/id?1018015

External Source: BID

Name: 23808

Hyperlink:http://www.securityfocus.com/bid/23808

External Source: BUGTRAQ

Name: 20070508 Exchange Calendar MODPROPS Denial of Service (CVE-2007-0039)

Hyperlink:http://www.securityfocus.com/archive/1/archive/1/468047/100/0/threaded

External Source: VUPEN

Name: ADV-2007-1711

Hyperlink:http://www.frsirt.com/english/advisories/2007/1711

External Source: SECUNIA

Name: 25183

Hyperlink:http://secunia.com/advisories/25183

External Source: XF

Name: exchange-ical-dos(33888)

Hyperlink:http://xforce.iss.net/xforce/xfdb/33888

External Source: HP

Name: HPSBST02214

Hyperlink:http://www.securityfocus.com/archive/1/archive/1/468871/100/200/threaded

External Source: OSVDB

Name: 34390

Hyperlink:http://www.osvdb.org/34390

External Source: MISC

Name: http://www.determina.com/security.research/vulnerabilities/exchange-ical-modprops.html

Hyperlink:http://www.determina.com/security.research/vulnerabilities/exchange-ical-modprops.html

External Source: FULLDISC

Name: 20070509 Exchange Calendar MODPROPS Denial of Service (CVE-2007-0039)

Hyperlink:http://lists.grok.org.uk/pipermail/full-disclosure/2007-May/063232.html

US Government Resource: oval:org.mitre.oval:def:1593

Name: oval:org.mitre.oval:def:1593

Type: Tool Signature

Hyperlink:http://oval.mitre.org/repository/data/getDef?id=oval:org.mitre.oval:def:1593