Vulnerability Monitor

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CVE-2021-36942

Windows LSA Spoofing Vulnerability

Published

2021-08-12T18:15:10.000

Last Modified

2025-10-22T00:17:40.570

Status

Undergoing Analysis

Source

[email protected]

Severity

CVSSv3.1: 7.5 (HIGH)

CVSSv2 Vector

AV:N/AC:L/Au:N/C:N/I:P/A:N

Access Vector: NETWORK
Access Complexity: LOW
Authentication: NONE
Confidentiality Impact: NONE
Integrity Impact: PARTIAL
Availability Impact: NONE

Exploitability Score

10.0

Impact Score

2.9

Weaknesses

Type: Primary
NVD-CWE-Other

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Operating System	microsoft	windows_server_2004	< 10.0.19041.1165	Yes
Operating System	microsoft	windows_server_2008	-	Yes
Operating System	microsoft	windows_server_2008	r2	Yes
Operating System	microsoft	windows_server_2012	-	Yes
Operating System	microsoft	windows_server_2012	r2	Yes
Operating System	microsoft	windows_server_2016	< 10.0.14393.4583	Yes
Operating System	microsoft	windows_server_2019	< 10.0.17763.2114	Yes
Operating System	microsoft	windows_server_20h2	< 10.0.19042.1165	Yes

References

https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-36942 Patch, Vendor Advisory ([email protected])
https://www.kb.cert.org/vuls/id/405600 Exploit, Third Party Advisory, US Government Resource ([email protected])
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-36942 Patch, Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://www.kb.cert.org/vuls/id/405600 Exploit, Third Party Advisory, US Government Resource (af854a3a-2127-422b-91ae-364da2661108)
https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2021-36942 (134c704f-9b21-4f2e-91b3-4a467353bcc0)