Windows Kernel Elevation of Privilege Vulnerability
CVE-2021-31979

7.8HIGH

Key Information:

Vendor
Microsoft
Status
Windows
Windows Server
Windows 10 Version 1909 For 32-bit Systems
Windows 10 Version 1909 For X64-based Systems
Vendor
CVE Published:
14 July 2021

Badges

👾 Exploit Exists🦅 CISA Reported

Summary

Windows Kernel Elevation of Privilege Vulnerability This CVE ID is unique from CVE-2021-33771, CVE-2021-34514.

CISA Reported

CISA provides regional cyber and physical services to support security and resilience across the United States. CISA monitor the most dangerious vulnerabilities and have identifed as being exploited but is not known by the CISA to be used in ransomware campaigns. This is subject to change at pace

The CISA's recommendation is: Apply updates per vendor instructions.

Affected Version(s)

Windows 10 Version 1809 for 32-bit Systems

Windows 10 Version 1809 for x64-based Systems

Windows 10 Version 1809 for ARM64-based Systems

References

https://portal.msrc.microsoft.com/en-US/security-guidance...
x_refsource_MISC

EPSS Score

0% chance of being exploited in the next 30 days.

CVSS V3.1

Score:
7.8
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Local
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
None
Scope:
Unchanged

Timeline

  • 👾

    Exploit known to exist

  • 🦅

    CISA Reported

  • Vulnerability published

  • Vulnerability Reserved

Collectors

NVD DatabaseMitre DatabaseCISA Database
.