10.0CVSSCRITICAL
Description
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."
CVSS Vector Breakdown
Exploitability
AV:NAccess VectorNetwork
AC:LAccess ComplexityLow
Au:NAuthenticationNone
Impact
C:CConfidentialityComplete
I:CIntegrityComplete
A:CAvailabilityComplete
Weaknesses
Affected Products
and 1 more affected products View all →
Exploitability
No known exploits, KEV entries, or remediation guidance available for this vulnerability yet.
Attack Graph
Products CVE Techniques Tactics
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MITRE ATT&CK
1 technique Initial Access
References
http://www.us-cert.gov/ncas/alerts/TA13-253A
us-cert.gov
https://docs.microsoft.com/en-us/security-updates/securitybulletins/2013/ms13-067
docs.microsoft.com
https://docs.microsoft.com/en-us/security-updates/securitybulletins/2013/ms13-105
docs.microsoft.com
and 1 more references View all →
Timeline
Published
Sep 11, 2013
Last Updated
Apr 29, 2026
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