CVE-2013-1330
The default configuration of Microsoft SharePoint Portal Server 2003 SP3, SharePoint Server 2007...
The default configuration of Microsoft SharePoint Portal Server 2003 SP3, SharePoint Server 2007 SP3 and 2010 SP1 and SP2, and Office Web Apps 2010 does not set the EnableViewStateMac attribute, which allows remote attackers to execute arbitrary code by leveraging an unassigned workflow, aka "MAC Disabled Vulnerability."
Exploit likelihood
What each source reports
NVD Score used
The default configuration of Microsoft SharePoint Portal Server 2003 SP3, SharePoint Server 2007 SP3 and 2010 SP1 and SP2, and Office Web Apps 2010 does not set the EnableViewStateMac attribute, which allows remote attackers to execute arbitrary code by leveraging an unassigned workflow, aka "MAC Disabled Vulnerability."
- Record
CVE-2013-1330- CVSS 2.0
- 10.0 High
AV:N/AC:L/Au:N/C:C/I:C/A:C - Weakness
- CWE-20
- Updated
- 2026-11-02
CVE List No score
The default configuration of Microsoft SharePoint Portal Server 2003 SP3, SharePoint Server 2007 SP3 and 2010 SP1 and SP2, and Office Web Apps 2010 does not set the EnableViewStateMac attribute, which allows remote attackers to execute arbitrary code by leveraging an unassigned workflow, aka "MAC Disabled Vulnerability."
- Record
CVE-2013-1330- Updated
- 2026-11-02
EUVDEUVD-2013-1370 No score
The default configuration of Microsoft SharePoint Portal Server 2003 SP3, SharePoint Server 2007 SP3 and 2010 SP1 and SP2, and Office Web Apps 2010 does not set the EnableViewStateMac attribute, which allows remote attackers to execute arbitrary code by leveraging an unassigned workflow, aka "MAC Disabled Vulnerability."
- Record
EUVD-2013-1370- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-hcc7-7rjj-r32g No score
The default configuration of Microsoft SharePoint Portal Server 2003 SP3, SharePoint Server 2007...
The default configuration of Microsoft SharePoint Portal Server 2003 SP3, SharePoint Server 2007 SP3 and 2010 SP1 and SP2, and Office Web Apps 2010 does not set the EnableViewStateMac attribute, which allows remote attackers to execute arbitrary code by leveraging an unassigned workflow, aka "MAC Disabled Vulnerability."
- Record
GHSA-hcc7-7rjj-r32g- Weakness
- CWE-20
- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2013-1330 is a high vulnerability (CVSS 10.0) in Microsoft Office Web Apps, published September 11, 2013. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 30.2%, the 98th percentile. No source names a fixed version.
References
oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A19040
docs.microsoft.com/en-us/security-updates/securitybulletins/2013/ms13-105
us-cert.gov/ncas/alerts/TA13-253A
nvd.nist.gov/vuln/detail/CVE-2013-1330
github.com/advisories/GHSA-hcc7-7rjj-r32g