Is CVE-2011-1971 being actively exploited?

CVE-2011-1971 is not currently listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.

What is the CVSS score for CVE-2011-1971?

CVE-2011-1971 has a CVSS 2.0 base score of 4.7 (MEDIUM).

CVE-2011-1971

MEDIUM · CVSS 4.7EPSS 3.0%EU EUVD

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."

Key facts

CVSS score: 4.7 (v2.0)
Severity: MEDIUM
CVSS vector: AV:L/AC:M/Au:N/C:N/I:N/A:C
Weakness (CWE): CWE-399
EPSS score: 3.0% (88th percentile)
In CISA KEV: No
In EU EUVD: Yes (EUVD-2011-1965)
Published: August 10, 2011
NVD last modified: June 16, 2026
Status: Modified

EU Vulnerability Database (EUVD)

This vulnerability is also tracked by ENISA as EUVD-2011-1965 in the EU Vulnerability Database. Last updated in EUVD on August 6, 2024.

View on the EU Vulnerability Database

Affected products

microsoft / windows 7
microsoft / windows 7
microsoft / windows 7
microsoft / windows server 2008
microsoft / windows server 2008
microsoft / windows server 2008
microsoft / windows server 2008
microsoft / windows server 2008
microsoft / windows vista

Certified products that may be affected

14 FIPS 140 or Common Criteria certified products, from automated matching by sec-certs.org.

Windows 7 BitLocker™ Drive Encryption - Microsoft Corporation - FIPS 140 1332 - historical
Microsoft Windows 7 Kernel Mode Cryptographic Primitives Library (cng.sys) - Microsoft Corporation - FIPS 140 1328 - historical
Microsoft Windows Vista Kernel Mode Security Support Provider Interface (ksecdd.sys) - Microsoft Corporation - FIPS 140 1000 - historical
Microsoft Windows Vista Cryptographic Primitives Library (bcrypt.dll) - Microsoft Corporation - FIPS 140 1001 - historical
Windows Vista Enhanced Cryptographic Provider (RSAENH) - Microsoft Corporation - FIPS 140 1002 - historical

See all 14 in the Security Certifications Explorer.

References

Last updated September 17, 2026 · Source: NVD, CISA KEV, FIRST.org EPSS

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