THREATPORT/VULNERABILITY/CVE-2013-1330
HIGH SEVERITY

CVE-2013-1330

Sharepoint Foundation vulnerability

CVSS
10.0
EPSS
27.4%
EPSS pct
98th
Exploited
No known
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."
Affected vendor
Microsoft
Affected product
Sharepoint Foundation
CVSS vector
AV:N/AC:L/Au:N/C:C/I:C/A:C
Weakness type (CWE)
  • CWE-20 — Improper Input Validation
Published
2013-09-11

Risk analysis

Based on its CVSS vector, this vulnerability is exploitable over the network, low attack complexity, requiring no authentication. Successful exploitation leads to complete impact to confidentiality, complete impact to integrity, complete impact to availability.

Its EPSS score of 27.4% reflects a moderate probability of exploitation activity in the wild over the next 30 days, placing it above 98% of all scored CVEs.

Check your external exposure to CVE-2013-1330

  • Confirm whether Microsoft Sharepoint Foundation is running on any internet-facing host or subdomain.
  • Match discovered service fingerprints against the version affected by CVE-2013-1330.
  • Prioritise remediation if the asset is public, business-critical, or near authentication/payment flows.

How ThreatPort helps with CVE-2013-1330

ThreatPort's external attack surface scanner checks your internet-facing assets — agentlessly, from the outside in — for the exposed services and versions that CVE-2013-1330 affects, then prioritises the finding by real risk using CISA KEV and FIRST.org EPSS.

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