Windows Elevation of Privilege Vulnerability in Microsoft Products
CVE-2020-1054

7.8HIGH

Key Information:

Badges

👾 Exploit Exists🟡 Public PoC🟣 EPSS 80%🦅 CISA Reported

Summary

An elevation of privilege vulnerability exists in Microsoft Windows when the Windows kernel-mode driver does not properly manage objects in memory. If exploited, this vulnerability could allow an attacker to execute arbitrary code with elevated privileges, potentially compromising the security integrity of the system. This issue stems from flaws in the 'Win32k' component, and it highlights the importance of following security best practices and applying necessary updates to protect systems from potential exploitation.

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 1803 for 32-bit Systems

Windows 10 Version 1803 for x64-based Systems

Windows 10 Version 1803 for ARM64-based Systems

Exploit Proof of Concept (PoC)

PoC code is written by security researchers to demonstrate the vulnerability can be exploited. PoC code is also a key component for weaponization which could lead to ransomware.

References

EPSS Score

80% 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

  • 🦅

    CISA Reported

  • 🟡

    Public PoC available

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

.