CVE-2011-1235: n/a vulnerability

CVE-2011-1235: 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-2011-1235 is a Windows kernel bug in win32k.sys on older Windows versions. A local user or malware already able to run code could gain higher privileges. The main business risk is legacy Windows remaining in production, not direct internet exposure based on the supplied sources. Exposure is likely limited to endpoints, servers, or appliances still running the listed legacy Windows versions without the MS11-034-era security update. Systems that cannot run local untrusted code have lower practical exposure. Treat this as a legacy estate risk. It is not described as remotely exploitable, but on affected systems it can turn ordinary local access into full compromise. Prioritize discovery, patch verification, and retirement planning. Mitigation focus: Confirm affected Windows versions are updated for Microsoft bulletin MS11-034.; Prioritize retirement or isolation of unsupported Windows XP, Server 2003, Vista, and early Server 2008 systems.; Restrict local code execution paths on legacy hosts until patched or decommissioned..

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

4Source 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:12302CVE reference · vdb-entry, signature
MS11-034CVE reference · vendor-advisory, x_refsource_MS
mswin-win32k-var23-priv-escalation(66417)CVE reference · vdb-entry, x_refsource_XF

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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