THREATPORT/VULNERABILITY/CVE-2011-1983
HIGH SEVERITY

CVE-2011-1983

Office vulnerability

CVSS
9.3
EPSS
22.7%
EPSS pct
97th
Exploited
No known
Use-after-free vulnerability in Microsoft Office 2007 SP2 and SP3, Office 2010 Gold and SP1, and Office for Mac 2011 allows remote attackers to execute arbitrary code via a crafted Word document, aka "Word Use After Free Vulnerability."
Affected vendor
Microsoft
Affected product
Office
CVSS vector
AV:N/AC:M/Au:N/C:C/I:C/A:C
Weakness type (CWE)
Published
2011-12-14

Risk analysis

Based on its CVSS vector, this vulnerability is exploitable over the network, medium 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 22.7% reflects a moderate probability of exploitation activity in the wild over the next 30 days, placing it above 97% of all scored CVEs.

Check your external exposure to CVE-2011-1983

  • Confirm whether Microsoft Office is running on any internet-facing host or subdomain.
  • Match discovered service fingerprints against the version affected by CVE-2011-1983.
  • Prioritise remediation if the asset is public, business-critical, or near authentication/payment flows.

How ThreatPort helps with CVE-2011-1983

ThreatPort's external attack surface scanner checks your internet-facing assets — agentlessly, from the outside in — for the exposed services and versions that CVE-2011-1983 affects, then prioritises the finding by real risk using CISA KEV and FIRST.org EPSS.

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