Cyber Resilience

CVE-2021-26897

Critical

Published: 11 March 2021

Published
11 March 2021
Modified
21 November 2024
KEV Added
Patch
CVSS Score v3.1 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS Score 0.1098 93.6th percentile
Risk Priority 26 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2021-26897 is a critical-severity an unspecified weakness vulnerability in Microsoft Windows Server 2016. Its CVSS base score is 9.8 (Critical).

Operationally, ranked in the top 6.4% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog.

EU & UK References

Vulnerability details

Windows DNS Server Remote Code Execution Vulnerability

CWE(s)

Related Threats

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

Affected Assets

microsoft
windows server 2008
r2, sp2
microsoft
windows server 2012
all versions, r2
microsoft
windows server 2016
1909, 2004, 20h2, all versions
microsoft
windows server 2019
all versions

Mitigating Controls

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

References