VDB
CVE-2021-26441
CVE-2021-26441
PUBLISHED
CVSS 7.800000190734863 HIGH
Win32k Elevation of Privilege Vulnerability
EPSS 0.23% · 46.1th 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
EPSS Score
0.23%
46.1th percentile
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Microsoft | Windows 11 version 21H2 | 10.0.0 |
| Microsoft | Windows Server version 20H2 | 10.0.0 |
| Microsoft | Windows 10 Version 20H2 | 10.0.0 |
| Microsoft | Windows Server 2019 (Server Core installation) | 10.0.0 |
| microsoft | windows_11 | |
| Microsoft | Windows 10 Version 1809 | 10.0.0 |
| Microsoft | Windows Server version 2004 | 10.0.0 |
| Microsoft | Windows 10 Version 21H1 | 10.0.0 |
| microsoft | windows_server_2012 | r2 |
| Microsoft | Windows 10 Version 1909 | 10.0.0 |
| microsoft | windows_server_2019 | |
| Microsoft | Windows Server 2019 | 10.0.0 |
| microsoft | windows_10 | 1909, 1909, 2004 |
| microsoft | windows_8.1 | |
| Microsoft | Windows Server 2022 | 10.0.0 |
| microsoft | windows_server_2022 | |
| Microsoft | Windows 10 Version 2004 | 10.0.0 |
| microsoft | windows_server_2016 | 2004 |
| microsoft | windows_server | * |
| microsoft | windows_rt_8.1 |
Exploit Intelligence
- 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)
- CIRCL exploited: CVE-2021-40450 (circl-sighting)
- CIRCL seen: CVE-2021-40450 (circl-sighting)
- CIRCL seen: CVE-2021-40450 (circl-sighting)
- CIRCL seen: CVE-2021-40450 (circl-sighting)
Timeline
- Oct 13, 2021 CVE Published
- Oct 13, 2021 EPSS Score
- Oct 20, 2021 EPSS Score
- Dec 9, 2021 EPSS Score
- Feb 3, 2022 EPSS Score
- Feb 4, 2022 EPSS Score
- Apr 1, 2022 EPSS Score
- May 27, 2022 EPSS Score
- Jul 24, 2022 EPSS Score
- Sep 18, 2022 EPSS Score
- Jan 9, 2023 EPSS Score
- Mar 7, 2023 EPSS Score
References
- https://msrc.microsoft.com/update-guide/ advisory
- https://nvd.nist.gov/vuln/detail/CVE-2021-26441 advisory
- https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-26441 url
- https://www.zerodayinitiative.com/advisories/ZDI-21-1157 url
- https://www.zerodayinitiative.com/advisories/ZDI-21-1157/ advisory
- https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-40450 url
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2021-40450 url