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CVE-2024-38080

Microsoft Windows Hyper-V Privilege Escalation

7.8 HIGHActively exploited (CISA KEV)EPSS 7.12%
  1. Published9 Jul 2024
  2. Added to CISA KEV9 Jul 2024
  3. Remediation due30 Jul 2024
Actively exploited (CISA KEV)

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

Added to KEV: 9 Jul 2024Federal remediation due: 30 Jul 2024

Description

Windows Hyper-V Elevation of Privilege Vulnerability

CVSS 3.1 breakdown

Attack vectorLocal
Attack complexityLow
Privileges requiredLow
User interactionNone
ScopeUnchanged
ConfidentialityHigh
IntegrityHigh
AvailabilityHigh
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Affected products

Microsoft Windows 11 21h2< 10.0.22000.3079
Microsoft Windows 11 22h2< 10.0.22621.3880
Microsoft Windows 11 23h2< 10.0.22631.3880
Microsoft Windows Server 2022< 10.0.20348.2582
Microsoft Windows Server 2022 23h2< 10.0.25398.1009

Remediation

Fixed in
Microsoft Windows 11 21h2≥ 10.0.22000.3079
Microsoft Windows 11 22h2≥ 10.0.22621.3880
Microsoft Windows 11 23h2≥ 10.0.22631.3880
Microsoft Windows Server 2022≥ 10.0.20348.2582
Microsoft Windows Server 2022 23h2≥ 10.0.25398.1009

References

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Frequently asked

Is CVE-2024-38080 being actively exploited?

Yes. CVE-2024-38080 is listed in the CISA Known Exploited Vulnerabilities (KEV) catalog, added 9 Jul 2024.

How severe is CVE-2024-38080?

CVE-2024-38080 has a CVSS 3.1 base score of 7.8, rated high. EPSS estimates a 7.12% probability of exploitation.

Which products are affected by CVE-2024-38080?

Affected products include Microsoft Windows 11 21h2, Microsoft Windows 11 22h2, Microsoft Windows 11 23h2, Microsoft Windows Server 2022, Microsoft Windows Server 2022 23h2.

How do I fix CVE-2024-38080?

Upgrade affected software to a fixed version, for example Microsoft Windows 11 21h2 10.0.22000.3079, Microsoft Windows 11 22h2 10.0.22621.3880, Microsoft Windows 11 23h2 10.0.22631.3880 or later, then confirm no affected versions remain in your inventory.

How Secuno handles this

Secuno correlates vulnerabilities like CVE-2024-38080 against the real software inventory on every managed device, every day. Rather than a static severity, each match is scored in context: exploit availability, EPSS, the asset's exposure, and business criticality decide where it lands in the queue. Because it is on the CISA KEV list, Secuno flags any affected asset as top-priority automatically. If an affected version is present anywhere across your portfolio, it surfaces automatically with a prioritised remediation path.

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Data from the NVD, CISA KEV catalog and FIRST EPSS. CVSS 3.1 base score shown where available.