CVE-2011-1971

Windows 7 vulnerability

CVSS

4.7

EPSS

3.0%

EPSS pct

86th

Exploited

No known

The kernel in Microsoft Windows Vista SP2, Windows Server 2008 SP2, R2, and R2 SP1, and Windows 7 Gold and SP1 does not properly parse file metadata, which allows local users to cause a denial of service (reboot) via a crafted file, aka "Windows Kernel Metadata Parsing DOS Vulnerability."

Affected vendor

Microsoft

Affected product

Windows 7

CVSS vector

AV:L/AC:M/Au:N/C:N/I:N/A:C

Weakness type (CWE)

CWE-399

Published

2011-08-10

Risk analysis

Based on its CVSS vector, this vulnerability is exploitable with local access, medium attack complexity, requiring no authentication. Successful exploitation leads to complete impact to availability.

Its EPSS score of 3.0% reflects a lower probability of exploitation activity in the wild over the next 30 days, placing it above 86% of all scored CVEs.

Check your external exposure to CVE-2011-1971

Confirm whether Microsoft Windows 7 is running on any internet-facing host or subdomain.
Match discovered service fingerprints against the version affected by CVE-2011-1971.
Prioritise remediation if the asset is public, business-critical, or near authentication/payment flows.

How ThreatPort helps with CVE-2011-1971

ThreatPort's external attack surface scanner checks your internet-facing assets — agentlessly, from the outside in — for the exposed services and versions that CVE-2011-1971 affects, then prioritises the finding by real risk using CISA KEV and FIRST.org EPSS.

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