{"id":"CVE-2011-0089","aliases":["EUVD-2011-0115","GHSA-fx7j-29j8-jw8m"],"status":"published","title":"win32k.sys in the kernel-mode drivers in Microsoft Windows XP SP2 and SP3, Windows Server 2003...","description":"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, and R2, and Windows 7 does not properly validate user-mode input, which allows local users to gain privileges via a crafted application, aka \"Win32k Window Class Improper Pointer Validation Vulnerability.\"","severity":{"version":"2.0","score":7.2,"vector":"AV:L/AC:L/Au:N/C:C/I:C/A:C","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-08","score":0.01676,"percentile":0.77036,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-20"],"published":"2011-02-09T00:00:00Z","modified":"2026-06-16T23:26:47Z","products":[{"vendor":"microsoft","product":"windows_2003_server"},{"vendor":"microsoft","product":"windows_7"},{"vendor":"microsoft","product":"windows_server_2003"},{"vendor":"microsoft","product":"windows_server_2008"},{"vendor":"microsoft","product":"windows_vista"},{"vendor":"microsoft","product":"windows_xp"}],"references":[{"url":"http://secunia.com/advisories/43255","tags":["third-party-advisory","x_refsource_SECUNIA","x_transferred","Vendor Advisory"]},{"url":"http://www.vupen.com/english/advisories/2011/0325","tags":["vdb-entry","x_refsource_VUPEN","x_transferred","Vendor Advisory"]},{"url":"https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A11638","tags":["vdb-entry","signature","x_refsource_OVAL","x_transferred"]},{"url":"http://www.securityfocus.com/bid/46149","tags":["vdb-entry","x_refsource_BID","x_transferred"]},{"url":"https://docs.microsoft.com/en-us/security-updates/securitybulletins/2011/ms11-012","tags":["vendor-advisory","x_refsource_MS","x_transferred"]},{"url":"http://osvdb.org/70817","tags":["vdb-entry","x_refsource_OSVDB","x_transferred"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2011-0089"},{"url":"https://github.com/advisories/GHSA-fx7j-29j8-jw8m"}],"sources":{"cve":[{"id":"CVE-2011-0089","description":"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, and R2, and Windows 7 does not properly validate user-mode input, which allows local users to gain privileges via a crafted application, aka \"Win32k Window Class Improper Pointer Validation Vulnerability.\"","status":"published","published":"2011-02-09T00:00:00Z","modified":"2024-08-06T21:43:14.277Z","updated_at":"2026-11-02T14:35:39.079595Z"}],"euvd":[{"id":"EUVD-2011-0115","description":"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, and R2, and Windows 7 does not properly validate user-mode input, which allows local users to gain privileges via a crafted application, aka \"Win32k Window Class Improper Pointer Validation Vulnerability.\"","status":"published","published":"2011-02-09T00:00:00Z","modified":"2024-08-06T21:43:14Z","updated_at":"2026-11-03T01:56:01.523697Z"}],"ghsa":[{"id":"GHSA-fx7j-29j8-jw8m","title":"win32k.sys in the kernel-mode drivers in Microsoft Windows XP SP2 and SP3, Windows Server 2003...","description":"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, and R2, and Windows 7 does not properly validate user-mode input, which allows local users to gain privileges via a crafted application, aka \"Win32k Window Class Improper Pointer Validation Vulnerability.\"","status":"published","published":"2022-05-14T01:31:54Z","modified":"2023-02-02T05:04:00Z","cwes":["CWE-20"],"updated_at":"2026-11-02T14:51:45.826629Z"}],"nvd":[{"id":"CVE-2011-0089","description":"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, and R2, and Windows 7 does not properly validate user-mode input, which allows local users to gain privileges via a crafted application, aka \"Win32k Window Class Improper Pointer Validation Vulnerability.\"","status":"published","published":"2011-02-09T01:00:08.57Z","modified":"2026-06-16T23:26:47.237Z","cvss":[{"version":"2.0","score":7.2,"vector":"AV:L/AC:L/Au:N/C:C/I:C/A:C","level":"high","assessor":"primary"}],"cwes":["CWE-20"],"updated_at":"2026-11-02T14:02:06.042049Z"}]}}