Summary
Impact: Denial of Service. Microsoft rating: Important. Not known to be exploited — Exploitation Less Likely. Customer action: Required.
Details
Security updates
10.0.17763.7434 — https://support.microsoft.com/help/5060531
10.0.20348.3807 — https://support.microsoft.com/help/5060526
10.0.20348.3745 — https://support.microsoft.com/help/5060525
10.0.19044.5965 — https://support.microsoft.com/help/5060533
10.0.22621.5472 — https://support.microsoft.com/help/5060999
10.0.26100.4349 — https://support.microsoft.com/help/5060842
10.0.26100.4270 — https://support.microsoft.com/help/5060841
10.0.25398.1665 — https://support.microsoft.com/help/5060118
10.0.10240.21034 — https://support.microsoft.com/help/5060998
10.0.14393.8148 — https://support.microsoft.com/help/5061010
6.0.6003.23351 — https://support.microsoft.com/help/5061026
6.0.6003.23351 — https://support.microsoft.com/help/5061072
6.1.7601.27769 — https://support.microsoft.com/help/5061078
6.1.7601.27769 — https://support.microsoft.com/help/5061036
6.2.9200.25522 — https://support.microsoft.com/help/5061059
6.3.9600.22620 — https://support.microsoft.com/help/5061018
Vulnerabilities 1
-
High 7.5
Windows Local Security Authority (LSA) Denial of Service Vulnerability
Improper access control in Microsoft Local Security Authority Server (lsasrv) allows an unauthorized attacker to deny service over a network.
Revision history
-
#1
Information published.
References
-
CVE-2025-33056 Windows Local Security Authority (LSA) Denial of Service Vulnerability - HTML
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-33056
-
Microsoft Exploitability Index
https://www.microsoft.com/en-us/msrc/exploitability-index?rtc=1
-
Microsoft Support Lifecycle
https://support.microsoft.com/lifecycle
-
Common Vulnerability Scoring System
https://www.first.org/cvss