CVE-2009-2516

HIGH

Microsoft Windows - Privilege Escalation

Title source: llm
STIX 2.1

Description

The kernel in Microsoft Windows 2000 SP4, XP SP2 and SP3, Server 2003 SP2, Vista Gold and SP1, and Server 2008 Gold does not properly validate data sent from user mode, which allows local users to gain privileges via a crafted PE .exe file that triggers a NULL pointer dereference during chain traversal, aka "Windows Kernel NULL Pointer Dereference Vulnerability."

References (4)

Core 4
Core References
Third Party Advisory, VDB Entry vdb-entry signature x_refsource_oval
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A6264
US Government Resource third-party-advisory x_refsource_cert
http://www.us-cert.gov/cas/techalerts/TA09-286A.html
Various Sources x_refsource_misc
http://www.nsfocus.com/en/advisories/0903.html

Scores

CVSS v3 7.1
EPSS 0.0133
EPSS Percentile 67.6%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact partial

Details

CWE
CWE-20 CWE-476
Status published
Products (5)
microsoft/windows_2000
microsoft/windows_server_2003
microsoft/windows_server_2008 (3 CPE variants)
microsoft/windows_vista (3 CPE variants)
microsoft/windows_xp (6 CPE variants)
Published Oct 14, 2009
Tracked Since Feb 18, 2026