Denial of Service Vulnerability in Windows Active Directory Domain Services by Microsoft
CVE-2025-21351

7.5HIGH

Key Information:

Vendor

Microsoft
Status
Windows 10 Version 1809
Windows Server 2019
Windows Server 2019 (server Core Installation)
Windows Server 2022
Vendor
CVE Published:
11 February 2025

What is CVE-2025-21351?

A Denial of Service vulnerability exists in Windows Active Directory Domain Services, which can allow an attacker to disrupt services. This may lead to denial of user access and potentially impact critical operations within the organization. It is important for users to apply security updates provided by Microsoft to mitigate potential risks associated with this vulnerability.

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Affected Version(s)

Windows 10 Version 1607 32-bit Systems 10.0.14393.0 < 10.0.14393.7785

Windows 10 Version 1809 32-bit Systems 10.0.17763.0 < 10.0.17763.6893

Windows 10 Version 21H2 32-bit Systems 10.0.19043.0 < 10.0.19044.5487

References

https://msrc.microsoft.com/update-guide/vulnerability/CVE...
vendor-advisory

EPSS Score

22% chance of being exploited in the next 30 days.

CVSS V3.1

Score:
7.5
Severity:
HIGH
Confidentiality:
None
Integrity:
None
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

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