OnlyFm252
Windows Remote Desktop Services

CVE-2025-21297 — Windows Remote Desktop Services Remote Code Execution Vulnerability

Critical CVSS 8.1 EPSS 0.01384 2025-01 archive

Executive Summary

None

Overview

8.1
CVSS HIGH
Critical
MS Severity
Not Exploited
MS Exploit Status
Less Likely
MS Exploit Likelihood
Category Remote Code Execution
Released Jan 14 2025
Last Updated Jan 14 2025
Publicly Disclosed No
CISA KEV Not Listed
Known Exploits None Known
EPSS Score 0.01384 — 0.68624 percentile
NVD CVSS 8.1 HIGH — matches MSRC

CVSS Vector

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C
ATTACK VECTOR
Network
ATTACK COMPLEXITY
High
PRIVILEGES REQUIRED
None
USER INTERACTION
None
SCOPE
Unchanged
CONFIDENTIALITY
High
INTEGRITY
High
AVAILABILITY
High
EXPLOIT CODE MATURITY
Unproven
REMEDIATION LEVEL
Official Fix
REPORT CONFIDENCE
Confirmed
Temporal Score: 7.1

EPSS Score

0.01384
probability of exploitation in the next 30 days
0.68624 percentile - updated 2026-06-21
View on FIRST.org

Affected Products

13 affected products
Product KB Article Severity Impact Restart Required
Windows Server 2008 R2 for x64-based Systems Service Pack 1 5050049 (Monthly Rollup) 5050006 (Security Only) Critical Remote Code Execution 5048695 Base: 8.1 Temporal: 7.1 Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C 6.1.7601.27520 Yes None Windows Server 2008 R2 for x64-based Systems Service Pack 1 (Server Core installation) 5050049 (Monthly Rollup) 5050006 (Security Only) Critical Remote Code Execution 5048695 Base: 8.1 Temporal: 7.1 Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C 6.1.7601.27520 Yes None Windows Server 2012 5050004 (Monthly Rollup) Critical Remote Code Execution Yes
Windows Server 2012 (Server Core installation) 5050004 (Monthly Rollup) Critical Remote Code Execution Yes
Windows Server 2012 R2 5050048 (Monthly Rollup) Critical Remote Code Execution Yes
Windows Server 2012 R2 (Server Core installation) 5050048 (Monthly Rollup) Critical Remote Code Execution Yes
Windows Server 2016 5049993 (Security Update) Critical Remote Code Execution Yes
Windows Server 2016 (Server Core installation) 5049993 (Security Update) Critical Remote Code Execution Yes
Windows Server 2019 5050008 (Security Update) Critical Remote Code Execution Yes
Windows Server 2019 (Server Core installation) 5050008 (Security Update) Critical Remote Code Execution Yes
Windows Server 2022 5049983 (Security Update) Critical Remote Code Execution Yes
Windows Server 2022 (Server Core installation) 5049983 (Security Update) Critical Remote Code Execution Yes
Windows Server 2022, 23H2 Edition (Server Core installation) 5049984 (Security Update) Critical Remote Code Execution Yes
Windows Server 2025 5050009 (Security Update) Critical Remote Code Execution Yes
Windows Server 2025 (Server Core installation) 5050009 (Security Update) Critical Remote Code Execution Yes

Patches

7 patches
Article Type Restart
5050004 Monthly Rollup Yes
5050048 Monthly Rollup Yes
5049993 Security Update Yes
5050008 Security Update Yes
5049983 Security Update Yes
5049984 Security Update Yes
5050009 Security Update Yes

Known Exploits

Acknowledgments

VictorV(Tang tianwen)

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