Windows Hyper-V Elevation of Privilege Vulnerability

cisa required action Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.

1. 2024-07-09 0-day patched (Project Zero)
2. 2024-07-09 Added to CISA KEV
3. 2024-07-09 Published
4. 2024-07-09 CISA SSVC: exploitation active
5. 2024-07-30 CISA patch deadline

Added

2y ago (2024-07-09)

Patch by

2024-07-30 (2y ago)

Ransomware

Not known

Required action

Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.

Vendor, product

Microsoft, Windows

CISA name

Microsoft Windows Hyper-V Privilege Escalation Vulnerability

Detected in real attacks while still unknown to the vendor and the public, per Google Project Zero's 0day In-the-Wild tracker.

Patched

2024-07-09

Details

project zero tracker

How it is exploited and what it leads to, in MITRE ATT&CK terms.

• T1204.002 Malicious File exploitation
• T1068 Exploitation for Privilege Escalation primary impact

kev release 2025-07-28, att&ck v16.1. KEV to ATT&CK mappings by the MITRE Center for Threat-Informed Defense (Mappings Explorer, Apache-2.0). © 2026 The MITRE Corporation. This work is reproduced and distributed with the permission of The MITRE Corporation. Terms of use

Exploitation

Active, exploited in the wild

Automatable

no

Technical impact

total

Assessed

2y ago (2024-07-09)

7.06% chance of exploitation in the next 30 days, higher than 94% of all scored CVEs (FIRST EPSS, 2026-11-11).

• Microsoft Windows Server 2022
• Microsoft Windows 11 version 21H2
• Microsoft Windows 11 version 22H2
• Microsoft Windows 11 version 22H3
• Microsoft Windows 11 Version 23H2
• Microsoft Windows Server 2022, 23H2 Edition (Server Core installation)

Weakness

• CWE-190 Integer Overflow or Wraparound

• msrc.microsoft.com /update-guide/vulnerability/CVE-2024-38080

  vendor-advisory, patch

• cisa.gov /known-exploited-vulnerabilities-catalog?field_cve=CVE-2024-38080

  government-resource, us-government-resource

• CVE List CVE-2024-38080
• NVD CVE-2024-38080

Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.