CVE-2025-49751

Aug. 13, 2025, 5:34 p.m.

6.8
Medium

Description

Missing synchronization in Windows Hyper-V allows an authorized attacker to deny service over an adjacent network.

Product(s) Impacted

Vendor Product Versions
Microsoft
  • Windows Hyper-v
  • *

Weaknesses

Common security weaknesses mapped to this vulnerability.

CWE-820
Missing Synchronization
The product utilizes a shared resource in a concurrent manner but does not attempt to synchronize access to the resource.

*CPE(s)

Affected systems and software identified for this CVE.

Type Vendor Product Version Update Edition Language Software Edition Target Software Target Hardware Other Information
a microsoft windows_hyper-v / / / / / / / /

References

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-49751

Tags

secure@microsoft.com
CWE-820
2025-08-12
CVE-2025-49751

CVSS Score

6.8 / 10

CVSS Data - 3.1

  • Attack Vector: ADJACENT_NETWORK
  • Attack Complexity: LOW
  • Privileges Required: LOW
  • Scope: CHANGED
  • Confidentiality Impact: NONE
  • Integrity Impact: NONE
  • Availability Impact: HIGH

    • CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H

    View Vector String

Timeline

Published: Aug. 12, 2025, 6:15 p.m.
Last Modified: Aug. 13, 2025, 5:34 p.m.

Status : Awaiting Analysis

CVE has been recently published to the CVE List and has been received by the NVD.

More info

Source

secure@microsoft.com

*Disclaimer: Some vulnerabilities do not have an associated CPE. To enhance the data, we use AI to infer CPEs based on CVE details. This is an automated process and might not always be accurate.