Cyber Resilience

CVE-2022-37987

High

Published: 11 October 2022

Published
11 October 2022
Modified
02 January 2025
KEV Added
Patch
CVSS Score v3.1 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
EPSS Score 0.0603 90.9th percentile
Risk Priority 19 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2022-37987 is a high-severity an unspecified weakness vulnerability in Microsoft Windows 10. Its CVSS base score is 7.8 (High).

Operationally, ranked in the top 9.1% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog.

Deeper analysis

CVE-2022-37987 is an elevation-of-privilege vulnerability in the Windows Client Server Run-time Subsystem (CSRSS). The flaw received a CVSS 3.1 score of 7.8 and affects the core Windows component responsible for managing console windows and related user-mode services.

A local attacker who already possesses a low-privileged account can exploit the issue without user interaction to obtain full administrative rights on the affected system, resulting in complete compromise of confidentiality, integrity, and availability.

Microsoft has published security advisories and corresponding patches for the vulnerability at the referenced Microsoft Security Response Center pages; administrators should apply the updates according to the guidance provided in those bulletins. The associated EPSS scores have remained low, with a current value of 0.0603 and a peak of 0.0708.

EU & UK References

Vulnerability details

Windows Client Server Run-time Subsystem (CSRSS) Elevation of Privilege Vulnerability

CWE(s)

Related Threats

No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.

Affected Assets

microsoft
windows 10
1607, 1809, 20h2, 21h1, 21h2
microsoft
windows 11
22h2, all versions
microsoft
windows 7
all versions
microsoft
windows 8.1
all versions
microsoft
windows rt 8.1
all versions
microsoft
windows server 2008
all versions, r2
microsoft
windows server 2012
all versions, r2
microsoft
windows server 2016
all versions
microsoft
windows server 2019
all versions
microsoft
windows server 2022
all versions

Mitigating Controls

No mitigating controls mapped yet. The per-CVE control annotator has not reached this CVE.

References