Cyber Resilience

CVE-2021-26424

Microsoft Windows 10 1607 … 21h1

High EPSS
Published
12 August 2021
Modified
21 November 2024
Patch / advisory
View advisory
CVSS Score v3.1 9.9
Click a component to see what it means
Raw vectorCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
EPSS Score 0.59 99.0th percentile
Risk Priority 86 floored blend · peak EPSS

Summary

CVE-2021-26424 is a critical-severity an unspecified weakness vulnerability in Microsoft Windows 10. Its CVSS base score is 9.9 (Critical).

Operationally, ranked in the top 1.0% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog.

EU & UK References

Vulnerability Data

Windows TCP/IP Remote Code Execution Vulnerability

CWE(s)
NVD-CWE-noinfo

Related Threats

Likely ATT&CK TechniquesAI

Techniques this vulnerability likely enables, inferred from its description, weakness type, and attributed-actor tradecraft. Confidence is per-technique.

T1190 Exploit Public-Facing Application Initial Accessconfidence: HIGH
Remote code execution vulnerability in the Windows TCP/IP stack directly enables exploitation of a public-facing network service.
attack.mitre.org →
T1210 Exploitation of Remote Services Lateral Movementconfidence: HIGH
Remote code execution in the TCP/IP stack allows exploitation of remote services without user interaction.
attack.mitre.org →
inferred from description · MITRE ATT&CK Enterprise v19.0

CVEs Like This One

CVE-2019-0618Same product: Microsoft Windows 10
CVE-2019-0626Same product: Microsoft Windows 10
CVE-2020-1300Same product: Microsoft Windows 10
CVE-2019-1181Same product: Microsoft Windows 10
CVE-2017-11771Same product: Microsoft Windows 10
CVE-2022-34721Same product: Microsoft Windows 10
CVE-2023-21760Same product: Microsoft Windows 10
CVE-2023-21765Same product: Microsoft Windows 10
CVE-2023-21746Same product: Microsoft Windows 10
CVE-2022-26809Same product: Microsoft Windows 10

Affected Assets

microsoft
windows 10
1607, 1809, 1909, 2004, 20h2
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
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