CVE-2009-1123: Microsoft Windows Improper Input Validation Vulnerability
The kernel in Microsoft Windows 2000 SP4, XP SP2 and SP3, Server 2003 SP2, Vista Gold, SP1, and SP2, and Server 2008 SP2 does not properly validate changes to unspecified kernel objects, which allows local users to gain privileges via a crafted application, aka "Windows Kernel Desktop Vulnerability."
Other sources
The kernel in Microsoft Windows does not properly validate changes to unspecified kernel objects, which allows local users to gain privileges via a crafted application.
— CISA
Affected Software
Remediation
Event History
Frequently Asked Questions
What is the severity of CVE-2009-1123?
CVE-2009-1123 is classified as a high-severity vulnerability that allows local users to gain elevated privileges.
How do I fix CVE-2009-1123?
To fix CVE-2009-1123, you should apply the latest security updates or patches provided by Microsoft for your affected Windows version.
Which versions of Windows are affected by CVE-2009-1123?
CVE-2009-1123 affects Microsoft Windows 2000 SP4, XP SP2 and SP3, Server 2003 SP2, Vista, and Server 2008 SP2.
Can CVE-2009-1123 be exploited remotely?
CVE-2009-1123 cannot be exploited remotely; it requires local user access to execute the crafted application.
Are there any known workarounds for CVE-2009-1123?
There are no official workarounds for CVE-2009-1123; the recommended action is to apply the security patches from Microsoft.