CVE-2021-40449
Microsoft Windows Win32k Privilege Escalation Vulnerability
Severity Score
7.8
*CVSS v3.1
Exploit Likelihood
*EPSS
Affected Versions
*CPE
Public Exploits
5
*Multiple Sources
Exploited in Wild
Yes
*KEV
Decision
-
*SSVC
Descriptions
Win32k Elevation of Privilege Vulnerability
Una vulnerabilidad de ElevaciĆ³n de Privilegios en Win32k . Este ID de CVE es diferente de CVE-2021-40450, CVE-2021-41357
Unspecified vulnerability allows for an authenticated user to escalate privileges.
*Credits:
N/A
CVSS Scores
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability
Attack Vector
Attack Complexity
Authentication
Confidentiality
Integrity
Availability
* Common Vulnerability Scoring System
SSVC
- Decision:-
Exploitation
Automatable
Tech. Impact
* Organization's Worst-case Scenario
Timeline
- 2021-09-02 CVE Reserved
- 2021-10-13 CVE Published
- 2021-10-28 First Exploit
- 2021-11-17 Exploited in Wild
- 2021-12-01 KEV Due Date
- 2024-08-04 CVE Updated
- 2024-10-16 EPSS Updated
CWE
- CWE-416: Use After Free
CAPEC
References (7)
URL | Tag | Source |
---|---|---|
- |
URL | Date | SRC |
---|---|---|
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-40449 | 2024-07-24 |
URL | Date | SRC |
---|
Affected Vendors, Products, and Versions
Vendor | Product | Version | Other | Status | ||||||
---|---|---|---|---|---|---|---|---|---|---|
Vendor | Product | Version | Other | Status | <-- --> | Vendor | Product | Version | Other | Status |
Microsoft Search vendor "Microsoft" | Windows 10 1507 Search vendor "Microsoft" for product "Windows 10 1507" | < 10.0.10240.19086 Search vendor "Microsoft" for product "Windows 10 1507" and version " < 10.0.10240.19086" | - |
Affected
| ||||||
Microsoft Search vendor "Microsoft" | Windows 10 1607 Search vendor "Microsoft" for product "Windows 10 1607" | < 10.0.14393.4704 Search vendor "Microsoft" for product "Windows 10 1607" and version " < 10.0.14393.4704" | - |
Affected
| ||||||
Microsoft Search vendor "Microsoft" | Windows 10 1809 Search vendor "Microsoft" for product "Windows 10 1809" | < 10.0.17763.2237 Search vendor "Microsoft" for product "Windows 10 1809" and version " < 10.0.17763.2237" | - |
Affected
| ||||||
Microsoft Search vendor "Microsoft" | Windows 10 1909 Search vendor "Microsoft" for product "Windows 10 1909" | < 10.0.18363.1854 Search vendor "Microsoft" for product "Windows 10 1909" and version " < 10.0.18363.1854" | - |
Affected
| ||||||
Microsoft Search vendor "Microsoft" | Windows 10 2004 Search vendor "Microsoft" for product "Windows 10 2004" | < 10.0.19041.1288 Search vendor "Microsoft" for product "Windows 10 2004" and version " < 10.0.19041.1288" | - |
Affected
| ||||||
Microsoft Search vendor "Microsoft" | Windows 10 20h2 Search vendor "Microsoft" for product "Windows 10 20h2" | < 10.0.19041.1288 Search vendor "Microsoft" for product "Windows 10 20h2" and version " < 10.0.19041.1288" | - |
Affected
| ||||||
Microsoft Search vendor "Microsoft" | Windows 10 21h1 Search vendor "Microsoft" for product "Windows 10 21h1" | < 10.0.19041.1288 Search vendor "Microsoft" for product "Windows 10 21h1" and version " < 10.0.19041.1288" | - |
Affected
| ||||||
Microsoft Search vendor "Microsoft" | Windows 11 Search vendor "Microsoft" for product "Windows 11" | * | - |
Affected
| ||||||
Microsoft Search vendor "Microsoft" | Windows 11 21h2 Search vendor "Microsoft" for product "Windows 11 21h2" | < 10.0.22000.258 Search vendor "Microsoft" for product "Windows 11 21h2" and version " < 10.0.22000.258" | - |
Affected
| ||||||
Microsoft Search vendor "Microsoft" | Windows 7 Search vendor "Microsoft" for product "Windows 7" | - | sp1 |
Affected
| ||||||
Microsoft Search vendor "Microsoft" | Windows 8.1 Search vendor "Microsoft" for product "Windows 8.1" | - | - |
Affected
| ||||||
Microsoft Search vendor "Microsoft" | Windows Rt 8.1 Search vendor "Microsoft" for product "Windows Rt 8.1" | - | - |
Affected
| ||||||
Microsoft Search vendor "Microsoft" | Windows Server 2004 Search vendor "Microsoft" for product "Windows Server 2004" | < 10.0.19041.1288 Search vendor "Microsoft" for product "Windows Server 2004" and version " < 10.0.19041.1288" | - |
Affected
| ||||||
Microsoft Search vendor "Microsoft" | Windows Server 2008 Search vendor "Microsoft" for product "Windows Server 2008" | - | sp2 |
Affected
| ||||||
Microsoft Search vendor "Microsoft" | Windows Server 2008 Search vendor "Microsoft" for product "Windows Server 2008" | r2 Search vendor "Microsoft" for product "Windows Server 2008" and version "r2" | sp1, x64 |
Affected
| ||||||
Microsoft Search vendor "Microsoft" | Windows Server 2012 Search vendor "Microsoft" for product "Windows Server 2012" | - | - |
Affected
| ||||||
Microsoft Search vendor "Microsoft" | Windows Server 2012 Search vendor "Microsoft" for product "Windows Server 2012" | r2 Search vendor "Microsoft" for product "Windows Server 2012" and version "r2" | - |
Affected
| ||||||
Microsoft Search vendor "Microsoft" | Windows Server 2016 Search vendor "Microsoft" for product "Windows Server 2016" | < 10.0.14393.4704 Search vendor "Microsoft" for product "Windows Server 2016" and version " < 10.0.14393.4704" | - |
Affected
| ||||||
Microsoft Search vendor "Microsoft" | Windows Server 2019 Search vendor "Microsoft" for product "Windows Server 2019" | < 10.0.17763.2237 Search vendor "Microsoft" for product "Windows Server 2019" and version " < 10.0.17763.2237" | - |
Affected
| ||||||
Microsoft Search vendor "Microsoft" | Windows Server 2022 Search vendor "Microsoft" for product "Windows Server 2022" | < 10.0.20348.288 Search vendor "Microsoft" for product "Windows Server 2022" and version " < 10.0.20348.288" | - |
Affected
| ||||||
Microsoft Search vendor "Microsoft" | Windows Server 20h2 Search vendor "Microsoft" for product "Windows Server 20h2" | < 10.0.19042.1288 Search vendor "Microsoft" for product "Windows Server 20h2" and version " < 10.0.19042.1288" | - |
Affected
|