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CVE-2007-0039
The Exchange Collaboration Data Objects (EXCDO) functionality in Microsoft Exchange Server 2000 SP3, 2003 SP1 and SP2, and 2007 allows…
High7.8EPSS 44.6%
- Published
- Updated
- Reserved
- Assigned by
- microsoft
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.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 2.0 | High7.8 | AV:N/AC:L/Au:N/C:N/I:N/A:C |
- EPSS (exploitation in 30 days)
- 44.6% · top 1.2% of all CVEs (4 Nov 2026)
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: High 7.8.
Weakness
Affected products
n/a
- affected n/a
References (13)
- 20070508 Exchange Calendar MODPROPS Denial of Service (CVE-2007-0039) (opens in a new tab)mailing-listx_refsource_BUGTRAQx_transferred
- HPSBST02214 (opens in a new tab)vendor-advisoryx_refsource_HPx_transferred
- 1018015 (opens in a new tab)vdb-entryx_refsource_SECTRACKx_transferred
- MS07-026 (opens in a new tab)vendor-advisoryx_refsource_MSx_transferred
- 34390 (opens in a new tab)vdb-entryx_refsource_OSVDBx_transferred
- oval:org.mitre.oval:def:1593 (opens in a new tab)vdb-entrysignaturex_refsource_OVALx_transferred
- 25183 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- TA07-128A (opens in a new tab)third-party-advisoryx_refsource_CERTx_transferred
- exchange-ical-dos(33888) (opens in a new tab)vdb-entryx_refsource_XFx_transferred
- ADV-2007-1711 (opens in a new tab)vdb-entryx_refsource_VUPENx_transferred
- http://www.determina.com/security.research/vulnerabilities/exchange-ical-modprops.html (opens in a new tab)x_refsource_MISCx_transferred
- 23808 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
- 20070509 Exchange Calendar MODPROPS Denial of Service (CVE-2007-0039) (opens in a new tab)mailing-listx_refsource_FULLDISCx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://trackcve.app/cve/CVE-2007-0039)Record last updated .