CVE-2022-37970: Windows DWM Core Library Elevation of Privilege Vulnerability

Overview

Severity
High (CVSS 7.8)
CVSS Vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C
Category
Elevation of Privilege
Exploit Status
Not Exploited
Exploitation Likelihood
More Likely
Patch Tuesday
2022-Oct
Released
2022-10-11
EPSS Score
2.38% (percentile: 85.0%)

FAQ

How could an attacker exploit this vulnerability? This vulnerability is subject to a local escalation of privilege attack. The attacker would most likely arrange to run an executable or script on the local computer. An attacker could gain access to the computer through a variety of methods, such as via a phishing attack where a user clicks an executable file that is attached to an email. What privileges could be gained by an attacker who successfully exploited the vulnerability? A domain user could use this vulnerability to elevate privileges to SYSTEM assigned integrity level.

Affected Products (19)

Windows

  • Windows 10 Version 1809 for 32-bit Systems
  • Windows 10 Version 1809 for x64-based Systems
  • Windows 10 Version 1809 for ARM64-based Systems
  • Windows Server 2019
  • Windows Server 2019 (Server Core installation)
  • Windows 10 Version 21H1 for x64-based Systems
  • Windows 10 Version 21H1 for ARM64-based Systems
  • Windows 10 Version 21H1 for 32-bit Systems
  • Windows Server 2022
  • Windows Server 2022 (Server Core installation)
  • Windows 10 Version 20H2 for 32-bit Systems
  • Windows 10 Version 20H2 for ARM64-based Systems
  • Windows 11 version 21H2 for x64-based Systems
  • Windows 11 version 21H2 for ARM64-based Systems
  • Windows 10 Version 21H2 for 32-bit Systems
  • Windows 10 Version 21H2 for ARM64-based Systems
  • Windows 10 Version 21H2 for x64-based Systems
  • Windows 11 Version 22H2 for ARM64-based Systems
  • Windows 11 Version 22H2 for x64-based Systems

Security Updates (5)

Acknowledgments

namnp with <a href="https://viettelcybersecurity.com/en/vcs-introduction/">Viettel Cyber Security</a>, <a href="https://twitter.com/hillstone_lab">Zhang WangJunJie, He YiSheng, Li WenYue, Zhu ZhiQuan</a> with <a href="https://www.hillstonenet.com.cn/">Hillstone Network Security Research Institute</a>

Revision History

  • 2022-10-11: Information published.