VDB
CVE-2021-40450
CVE-2021-40450
PUBLISHED
KEV
CVSS 7.800000190734863 HIGH
Win32k Elevation of Privilege Vulnerability
EPSS 4.13% · 88.9th percentile
Risk Scores
CVSS 3.1
7.800000190734863
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C
EPSS Score
4.13%
88.9th percentile
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Microsoft | Windows Server 2019 (Server Core installation) | 10.0.0 |
| microsoft | windows_10_2004 | 0, 0, 0 |
| microsoft | windows_server_2019 | 0, 0, 0 |
| microsoft | windows_10_20h2 | 0, 0, 0 |
| Microsoft | Windows 10 Version 2004 | 10.0.0 |
| Microsoft | Windows Server version 2004 | 10.0.0 |
| Microsoft | Windows 11 version 21H2 | 10.0.0 |
| Microsoft | Windows 10 Version 21H1 | 10.0.0 |
| Microsoft | Windows Server version 20H2 | 10.0.0 |
| microsoft | windows_server_2022 | 0, 0, 0 |
| microsoft | windows_10_21h1 | 0, 0, 0 |
| microsoft | windows_10_1809 | 0, 0, 0 |
| Microsoft | Windows Server 2019 | 10.0.0 |
| Microsoft | Windows 10 Version 1909 | 10.0.0 |
| microsoft | windows_server_20h2 | 0, 0, 0 |
| microsoft | windows_10_1909 | 0, 0, 0 |
| microsoft | windows_11_21h2 | 0, 0, 0 |
| Microsoft | Windows 10 Version 1809 | 10.0.0 |
| Microsoft | Windows Server 2022 | 10.0.0 |
| microsoft | windows_server_2004 | 0, 0, 0 |
…and 1 more
Exploit Intelligence
- CIRCL seen: CVE-2021-40450 (circl-sighting)
- CIRCL seen: CVE-2021-40450 (circl-sighting)
- CIRCL seen: CVE-2021-40450 (circl-sighting)
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2021-40450 (circl)
- https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-40450 (circl)
- (vulncheck-xdb)
- (vulncheck-xdb)
- (vulncheck-xdb)
- (vulncheck-xdb)
- (vulncheck-xdb)
…and 37 more exploits
Timeline
- Jan 19, 1970 VulnCheck XDB Entry
- Jan 19, 1970 VulnCheck XDB Entry
- Apr 9, 2019 VulnCheck KEV Exploitation
- Oct 20, 2020 VulnCheck KEV Exploitation
- Feb 11, 2021 VulnCheck KEV Exploitation
- Feb 22, 2021 VulnCheck KEV Exploitation
- Aug 17, 2021 VulnCheck KEV Exploitation
- Oct 13, 2021 EPSS Score
- Oct 13, 2021 CVE Published
- Dec 9, 2021 EPSS Score
- Jan 6, 2022 EPSS Score
- Feb 4, 2022 EPSS Score