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CVE-2024-38080

Microsoft Windows Hyper-V Privilege Escalation Vulnerability

Microsoft Windows Operating systems
Open in ThreatlineRecord JSON
CVSS
7.8High
ExploitationExploited in the wildAdded to KEV 9 Jul 2024CISA KEV
Exploit odds (EPSS)7.12%Chance of exploitation activity in the next 30 days, higher than 94% of CVEs. Scored 23 Oct 2026FIRST EPSS
Fixed in10.0.20348.2582Also 10.0.22000.3079, 10.0.22621.3880 and 2 moreCVE List
Federal deadline30 Jul 2024Remediation due date for US federal agenciesCISA KEV
CISA required actionApply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable. CISA KEV

What fixes it

  • 10.0.20348.2582Windows Server 2022CVE List
  • 10.0.22000.3079Windows 11 version 21H2CVE List
  • 10.0.22621.3880Windows 11 version 22H2CVE List
  • 10.0.22631.3880Windows 11 version 22H3CVE List
  • 10.0.22631.3880Windows 11 Version 23H2CVE List
  • 10.0.25398.1009Windows Server 2022, 23H2 Edition (Server Core installation)CVE List

A fixed version on one release line is not the upgrade target for every line. Check your exact version and any vendor backports.

Timeline

  1. 9 Jul 2024Added to CISA KEVCISA KEV
  2. 9 Jul 2024, 17:02 UTCPublishedCVE List

Description

Microsoft Windows Hyper-V contains a privilege escalation vulnerability that allows a local attacker with user permissions to gain SYSTEM privileges.

Text from CVE List

Affected versions 6

  • Windows Server 2022affected: 10.0.20348.0 before 10.0.20348.2582CVE List
  • Windows 11 version 21H2affected: 10.0.0 before 10.0.22000.3079CVE List
  • Windows 11 version 22H2affected: 10.0.22621.0 before 10.0.22621.3880CVE List
  • Windows 11 version 22H3affected: 10.0.22631.0 before 10.0.22631.3880CVE List
  • Windows 11 Version 23H2affected: 10.0.22631.0 before 10.0.22631.3880CVE List
  • Windows Server 2022, 23H2 Edition (Server Core installation)affected: 10.0.25398.0 before 10.0.25398.1009CVE List

References 4