OnlyFm252
Role: Windows Hyper-V

CVE-2024-49117 — Windows Hyper-V Remote Code Execution Vulnerability

Critical CVSS 8.8 EPSS 0.01001 2024-12 archive

Executive Summary

None

Overview

8.8
CVSS HIGH
Critical
MS Severity
Not Exploited
MS Exploit Status
Less Likely
MS Exploit Likelihood
Category Remote Code Execution
Released Dec 10 2024
Last Updated Dec 10 2024
Publicly Disclosed No
CISA KEV Not Listed
Known Exploits None Known
EPSS Score 0.01001 — 0.5827 percentile
NVD CVSS 8.8 HIGH — matches MSRC

CVSS Vector

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H/E:U/RL:O/RC:C
ATTACK VECTOR
Local
ATTACK COMPLEXITY
Low
PRIVILEGES REQUIRED
Low
USER INTERACTION
None
SCOPE
Changed
CONFIDENTIALITY
High
INTEGRITY
High
AVAILABILITY
High
EXPLOIT CODE MATURITY
Unproven
REMEDIATION LEVEL
Official Fix
REPORT CONFIDENCE
Confirmed
Temporal Score: 7.7

EPSS Score

0.01001
probability of exploitation in the next 30 days
0.5827 percentile - updated 2026-06-21
View on FIRST.org

Affected Products

5 affected products
Product KB Article Severity Impact Restart Required
Windows 11 Version 22H2 for ARM64-based Systems 5048685 (Security Update) Critical Remote Code Execution Yes
Windows 11 Version 22H2 for x64-based Systems 5048685 (Security Update) Critical Remote Code Execution Yes
Windows 11 Version 23H2 for ARM64-based Systems 5048685 (Security Update) Critical Remote Code Execution Yes
Windows 11 Version 23H2 for x64-based Systems 5048685 (Security Update) Critical Remote Code Execution Yes
Windows 11 Version 24H2 for ARM64-based Systems 5048667 (Security Update) 5048794 (SecurityHotpatchUpdate) Critical Remote Code Execution 5046617 Base: 8.8 Temporal: 7.7 Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H/E:U/RL:O/RC:C 10.0.26100.2605 10.0.26100.2528 Yes No None Windows 11 Version 24H2 for x64-based Systems 5048667 (Security Update) 5048794 (SecurityHotpatchUpdate) Critical Remote Code Execution 5046617 Base: 8.8 Temporal: 7.7 Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H/E:U/RL:O/RC:C 10.0.26100.2605 10.0.26100.2528 Yes No None Windows Server 2022 5048654 (Security Update) 5048800 (SecurityHotpatchUpdate) Critical Remote Code Execution 5046616 5046698 Base: 8.8 Temporal: 7.7 Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H/E:U/RL:O/RC:C 10.0.20348.2966 10.0.20348.2908 Yes None Windows Server 2022 (Server Core installation) 5048654 (Security Update) 5048800 (SecurityHotpatchUpdate) Critical Remote Code Execution 5046616 5046698 Base: 8.8 Temporal: 7.7 Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H/E:U/RL:O/RC:C 10.0.20348.2966 10.0.20348.2908 Yes None Windows Server 2022, 23H2 Edition (Server Core installation) 5048653 (Security Update) Critical Remote Code Execution Yes

Patches

2 patches
Article Type Restart
5048685 Security Update Yes
5048653 Security Update Yes

Known Exploits

Acknowledgments

Agustin Toribio Moreno

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