November 3, 2021 · Applied Cybernetics Group
CVE-2019-0808 — Microsoft Win32k
Microsoft Win32k Privilege Escalation Vulnerability
- Added to KEV
2021-11-03- Federal due date
2022-05-03- Vendor
- Microsoft
- Product
- Win32k
- EPSS
- 98.8th percentile (score 0.740, as of
2026-06-08) - NVD CVSS v3.1
- —
- Ransomware use
- Unknown
- Upstream
- https://nvd.nist.gov/vuln/detail/CVE-2019-0808
CISA short description
Microsoft Win32k contains a privilege escalation vulnerability due to the component failing to properly handle objects in memory. Successful exploitation allows an attacker to run code in kernel mode.
Required action
Apply updates per vendor instructions.