OnlyFm252
Windows Remote Desktop Services

CVE-2024-43456 — Windows Remote Desktop Services Tampering Vulnerability

Important CVSS 7.4 EPSS 0.00755 2024-10 archive

Executive Summary

None

Overview

7.4
CVSS HIGH
Important
MS Severity
Not Exploited
MS Exploit Status
Less Likely
MS Exploit Likelihood
Category Tampering
Released Oct 8 2024
Last Updated Oct 8 2024
Publicly Disclosed No
CISA KEV Not Listed
Known Exploits None Known
EPSS Score 0.00755 — 0.50252 percentile
NVD CVSS 7.4 HIGH — differs from MSRC

CVSS Vector

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N/E:U/RL:O/RC:C
ATTACK VECTOR
Network
ATTACK COMPLEXITY
High
PRIVILEGES REQUIRED
None
USER INTERACTION
None
SCOPE
Unchanged
CONFIDENTIALITY
Low
INTEGRITY
Low
AVAILABILITY
None
EXPLOIT CODE MATURITY
Unproven
REMEDIATION LEVEL
Official Fix
REPORT CONFIDENCE
Confirmed
Temporal Score: 4.2

EPSS Score

0.00755
probability of exploitation in the next 30 days
0.50252 percentile - updated 2026-06-21
View on FIRST.org

Affected Products

11 affected products
Product KB Article Severity Impact Restart Required
Windows Server 2008 R2 for x64-based Systems Service Pack 1 5044356 (Monthly Rollup) 5044321 (Security Only) Important Tampering 5043129 Base: 4.8 Temporal: 4.2 Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:N/E:U/RL:O/RC:C 6.1.7601.27366 Yes None Windows Server 2008 R2 for x64-based Systems Service Pack 1 (Server Core installation) 5044356 (Monthly Rollup) 5044321 (Security Only) Important Tampering 5043129 Base: 4.8 Temporal: 4.2 Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:N/E:U/RL:O/RC:C 6.1.7601.27366 Yes None Windows Server 2012 5044342 (Monthly Rollup) Important Tampering Yes
Windows Server 2012 (Server Core installation) 5044342 (Monthly Rollup) Important Tampering Yes
Windows Server 2012 R2 5044343 (Monthly Rollup) Important Tampering Yes
Windows Server 2012 R2 (Server Core installation) 5044343 (Monthly Rollup) Important Tampering Yes
Windows Server 2016 5044293 (Security Update) Important Tampering Yes
Windows Server 2016 (Server Core installation) 5044293 (Security Update) Important Tampering Yes
Windows Server 2019 5044277 (Security Update) Important Tampering Yes
Windows Server 2019 (Server Core installation) 5044277 (Security Update) Important Tampering Yes
Windows Server 2022 5044281 (Security Update) Important Tampering Yes
Windows Server 2022 (Server Core installation) 5044281 (Security Update) Important Tampering Yes
Windows Server 2022, 23H2 Edition (Server Core installation) 5044288 (Security Update) Important Tampering Yes

Patches

6 patches
Article Type Restart
5044342 Monthly Rollup Yes
5044343 Monthly Rollup Yes
5044293 Security Update Yes
5044277 Security Update Yes
5044281 Security Update Yes
5044288 Security Update Yes

Known Exploits

Acknowledgments

Philemon Orphee Favrod with Microsoft, Josh Watson with Microsoft, Ray Reskusich with Microsoft

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