CVE-2021-24096
Windows Kernel Elevation of Privilege Vulnerability
Severity Score
7.8
*CVSS v3.1
Exploit Likelihood
*EPSS
Affected Versions
*CPE
Public Exploits
1
*Multiple Sources
Exploited in Wild
-
*KEV
Decision
-
*SSVC
Descriptions
Windows Kernel Elevation of Privilege Vulnerability
Una Vulnerabilidad de Elevación de Privilegios del kernel de Windows
Microsoft Windows has a privilege escalation vulnerability. When a process is running in a server silo, the checks for trusted hive registry key symbolic links is disabled leading to elevation of privilege.
*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
- 2021-01-13 CVE Reserved
- 2021-02-10 CVE Published
- 2021-02-11 First Exploit
- 2023-03-08 EPSS Updated
- 2024-08-03 CVE Updated
- ---------- Exploited in Wild
- ---------- KEV Due Date
CWE
- CWE-269: Improper Privilege Management
CAPEC
References (2)
| URL | Tag | Source |
|---|
| URL | Date | SRC |
|---|---|---|
| https://github.com/FunPhishing/CVE-2021-24096 | 2021-02-11 |
| URL | Date | SRC |
|---|---|---|
| https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-24096 | 2023-12-29 |
| 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 Search vendor "Microsoft" for product "Windows 10" | 20h2 Search vendor "Microsoft" for product "Windows 10" and version "20h2" | - |
Affected
| ||||||
| Microsoft Search vendor "Microsoft" | Windows 10 Search vendor "Microsoft" for product "Windows 10" | 2004 Search vendor "Microsoft" for product "Windows 10" and version "2004" | - |
Affected
| ||||||
| Microsoft Search vendor "Microsoft" | Windows Server 2016 Search vendor "Microsoft" for product "Windows Server 2016" | - | - |
Affected
| ||||||
| Microsoft Search vendor "Microsoft" | Windows Server 2016 Search vendor "Microsoft" for product "Windows Server 2016" | 20h2 Search vendor "Microsoft" for product "Windows Server 2016" and version "20h2" | - |
Affected
| ||||||
| Microsoft Search vendor "Microsoft" | Windows Server 2016 Search vendor "Microsoft" for product "Windows Server 2016" | 2004 Search vendor "Microsoft" for product "Windows Server 2016" and version "2004" | - |
Affected
| ||||||
| Microsoft Search vendor "Microsoft" | Windows Server 2019 Search vendor "Microsoft" for product "Windows Server 2019" | - | - |
Affected
| ||||||