CVE-2011-1242: n/a vulnerability

CVE-2011-1242: Use-after-free vulnerability in win32k.sys in the kernel-mode drivers in Microsoft Windows XP SP2 and SP3,...

Use-after-free vulnerability in 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 leverages incorrect driver object management, a different vulnerability than other "Vulnerability Type 1" CVEs listed in MS11-034, aka "Win32k Use After Free Vulnerability."

UnknownCVSS not scoredNot KEV-listedUpdatedAug 6, 2024, 22:21 UTC (UTC+00:00)

Security readout for executives and security teams

CVE-2011-1242 is a Windows kernel privilege-escalation flaw. An attacker who can run a local application on an affected legacy Windows system could gain higher privileges. This is most relevant where old Windows XP, Server 2003, Vista, Server 2008, or Windows 7 builds remain in use. Exposure is limited to systems running the Windows versions and service packs named in the CVE description. In 2026, that usually means legacy endpoints, servers, lab systems, or vendor-managed appliances. The bundle does not provide confirmed affected third-party product details beyond references. Treat this as a legacy-platform risk. It is not described as internet-exploitable in the bundle, but it can turn limited local access into higher privileges. Prioritize any remaining affected systems for patching, retirement, or isolation. Mitigation focus: Apply the Microsoft MS11-034 security update where applicable.; Retire or isolate unsupported Windows versions named in the CVE.; Restrict local code execution on remaining legacy systems..

Prepared: Jun 24, 2026, 13:28 UTC (UTC+00:00)

Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.

Potential ATT&CK relevance

Conservative CVE-to-ATT&CK context

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Vulnerability profileCVE Program record

Severity: Unknown
CVSS: Not scored
Known Exploited: No
Published: Apr 13, 2011, 20:07 UTC (UTC+00:00)

Official CVE source material

CNA and ADP enrichment extracted from CVE v5

These fields come from the CVE record and ADP containers, not from Glexia's Take. They preserve time-varying source decisions such as CISA SSVC, KEV status, CVSS metrics, and provider references.

0CVSS vectors

0Timeline events

0ADP providers

3Source links

CVSS and timeline data

No CVSS vectors or timeline events were available in the normalized CVE source material.

Source materials

CVE List V5 sourceCVE List V5
oval:org.mitre.oval:def:12525CVE reference · vdb-entry, signature
MS11-034CVE reference · vendor-advisory, x_refsource_MS

Affected products

Products and packages named in the record

VendorProductVersion / packageStatus

n/an/an/aListed

Weakness

CWE details

No CWE listed

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