CVE-2009-1123
Microsoft Windows Improper Input Validation Vulnerability
CVSS
—
No CVSS
EPSS
4.9%
p91
KEV
YES
Mar 3, 2022
Exploit Today
77
0-100
Published: — · Last modified: —
4.9%EPSS · 30 days4.9%
2026-06-302026-07-17
Product
Microsoft / Windows
Vulnerability
Microsoft Windows Improper Input Validation Vulnerability
Added to KEV
Mar 3, 2022
Remediate by
Mar 24, 2022
Known ransomware use
No
Summary description
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.
Required action
Apply updates per vendor instructions.
Notes
https://nvd.nist.gov/vuln/detail/CVE-2009-1123
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