March 3, 2022 · Applied Cybernetics Group
CVE-2009-1123 — Microsoft Windows
Microsoft Windows Improper Input Validation Vulnerability
- Added to KEV
2022-03-03- Federal due date
2022-03-24- Vendor
- Microsoft
- Product
- Windows
- EPSS
- 90.1th percentile (score 0.052, as of
2026-06-08) - NVD CVSS v3.1
- —
- Ransomware use
- Unknown
- Upstream
- https://nvd.nist.gov/vuln/detail/CVE-2009-1123
CISA short 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.