CVE-2013-1330
HIGH · CVSS 10.0EPSS 30.2%EU EUVD
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."
Key facts
- CVSS score
- 10.0 (v2.0)
- Severity
- HIGH
- CVSS vector
AV:N/AC:L/Au:N/C:C/I:C/A:C- Weakness (CWE)
- CWE-20
- EPSS score
- 30.2% (98th percentile)
- In CISA KEV
- No
- In EU EUVD
- Yes (EUVD-2013-1370)
- Published
- September 11, 2013
- NVD last modified
- June 16, 2026
- Status
- Modified
EU Vulnerability Database (EUVD)
This vulnerability is also tracked by ENISA as EUVD-2013-1370 in the EU Vulnerability Database. Last updated in EUVD on August 6, 2024.
View on the EU Vulnerability DatabaseAffected products
- microsoft / office web apps
- microsoft / office web apps
- microsoft / sharepoint foundation
- microsoft / sharepoint foundation
- microsoft / sharepoint portal server
- microsoft / sharepoint server
- microsoft / sharepoint server
- microsoft / sharepoint server
- microsoft / sharepoint services
- microsoft / sharepoint services
References
- http://www.us-cert.gov/ncas/alerts/TA13-253A(US Government Resource)
- https://docs.microsoft.com/en-us/security-updates/securitybulletins/2013/ms13-067
- https://docs.microsoft.com/en-us/security-updates/securitybulletins/2013/ms13-105
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A19040
Last updated September 17, 2026 · Source: NVD, CISA KEV, FIRST.org EPSS
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