CVE-2011-0676

HIGHNVD 7.87.8—
EchelonGraph scoreMEDIUM confidence

Score 7.8 from GitHub Security Advisory (severity: HIGH) published 2022-05-13. NVD baseline CVSS 7.8; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, nvd
7.8
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS: 1%CVSS: 7.8Exploit: NoneExposed: 0

No vendor fix yet — apply a workaround or compensating control (WAF / firewall / segmentation) and watch for a patch.

win32k.sys in the kernel-mode drivers in Microsoft Windows XP SP2 and SP3, Windows Server 2003 SP2, Windows Vista SP1 and SP2, Windows Server 2008 Gold, SP2, R2, and R2 SP1, and Windows 7 Gold and SP1 allows local users to gain privileges via a crafted application that triggers a NULL pointer dereference, a different vulnerability than other "Vulnerability Type 2" CVEs listed in MS11-034, aka "Win32k Null Pointer De-reference Vulnerability."

CVSS v3
7.8
EG Score
7.8(medium)
EPSS
63.9%
KEV
Not listed

Published

April 13, 2011

Last Modified

April 29, 2026

Advisory Details (6)

Auto-updated May 2, 2026
No patch confirmed yet.
generic

IBM X-Force Exchange

https://exchange.xforce.ibmcloud.com/vulnerabilities/66405
generic

Microsoft Security Bulletin MS11-034 - Important | Microsoft Learn

https://docs.microsoft.com/en-us/security-updates/securitybulletins/2011/ms11-034
generic

VUPEN Security - Vulnerability Research and Intelligence

http://www.vupen.com/english/advisories/2011/0952
generic
http://www.securityfocus.com/bid/47220
generic

About Secunia Research | Flexera

http://secunia.com/advisories/44156
generic

Archived MSDN and TechNet Blogs | Microsoft Learn

http://blogs.technet.com/b/srd/archive/2011/04/12/ms11-034-addressing-vulnerabilities-in-the-win32k-subsystem.aspx

Weakness Classification(1)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

Data Freshness Timeline

(refreshed 6× in last 7d / 41× in last 30d)

Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.

  1. 2026-07-15 16:54 UTCEPSS rescore
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  48. 2026-05-29 08:17 UTCGHSA enrichment
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Frequently asked(5)

What is CVE-2011-0676?
CVE-2011-0676 is a high vulnerability published on April 13, 2011. win32k.sys in the kernel-mode drivers in Microsoft Windows XP SP2 and SP3, Windows Server 2003 SP2, Windows Vista SP1 and SP2, Windows Server 2008 Gold, SP2, R2, and R2 SP1, and Windows 7 Gold and SP1 allows local users to gain privileges via a crafted application that triggers a NULL pointer…
When was CVE-2011-0676 disclosed?
CVE-2011-0676 was first published in the National Vulnerability Database on April 13, 2011, with the most recent update on April 29, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2011-0676 actively exploited?
CVE-2011-0676 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 63.9% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.
What is the CVSS score of CVE-2011-0676?
CVE-2011-0676 has a CVSS v3 base score of 7.8 (NVD).
How do I remediate CVE-2011-0676?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2011-0676, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

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