High severity · published Apr 8, 2025
CVE-2025-27487
Remote Desktop Client Remote Code Execution Vulnerability
8.0
CVSS
1.5%
EPSS
No
On KEV
Description
Heap-based buffer overflow in Remote Desktop Client allows an authorized attacker to execute code over a network.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
Low
User interaction
Required
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)1.5% · higher than 74% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
RD
Remote Desktop client for Windows Desktop · Microsoft
1.2.0.0 before 1.2.6081.0 · source: vendor
W1
Windows 10 Version 1507 · Microsoft
10.0.10240.0 before 10.0.10240.20978 · source: vendor
W1
Windows 10 Version 1607 · Microsoft
10.0.14393.0 before 10.0.14393.7969 · source: vendor
W1
Windows 10 Version 1809 · Microsoft
10.0.17763.0 before 10.0.17763.7136 · source: vendor
W1
Windows 10 Version 21H2 · Microsoft
10.0.19044.0 before 10.0.19044.5737 · source: vendor
W1
Windows 10 Version 22H2 · Microsoft
10.0.19045.0 before 10.0.19045.5737 · source: vendor
W1
Windows 11 Version 23H2 · Microsoft
10.0.22631.0 before 10.0.22631.5189 · source: vendor
W1
Windows 11 Version 24H2 · Microsoft
10.0.26100.0 before 10.0.26100.3775 · source: vendor
W1
Windows 11 version 22H2 · Microsoft
10.0.22621.0 before 10.0.22621.5189 · source: vendor
W1
Windows 11 version 22H3 · Microsoft
10.0.22631.0 before 10.0.22631.5189 · source: vendor
WA
Windows App Client for Windows Desktop · Microsoft
1.00 before 2.0.379.0 · source: vendor
WS
Windows Server 2008 R2 Service Pack 1 · Microsoft
6.1.7601.0 before 6.1.7601.27670 · source: vendor
Affected product
RD
Remote Desktop client for Windows Desktop
Microsoft
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2025-27487
CVE.org
https://www.cve.org/CVERecord?id=CVE-2025-27487
Vendor Advisory
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-27487
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