CVE-2025-27487
published 2025-04-08CVE-2025-27487: Heap-based buffer overflow in Remote Desktop Client allows an authorized attacker to execute code over a network.
PriorityP350high8CVSS 3.1
AVNACLPRLUIRSUCHIHAH
EPSS
1.38%
69.0th percentile
Heap-based buffer overflow in Remote Desktop Client allows an authorized attacker to execute code over a network.
Affected
51 ranges· showing 25
| Vendor | Product | Version range | Fixed in |
|---|---|---|---|
| microsoft | remote_desktop_client | < 1.2.6081 | 1.2.6081 |
| microsoft | remote_desktop_client_for_windows_desktop | >= 1.2.0.0 < 1.2.6081.0 | 1.2.6081.0 |
| microsoft | windows_10_1507 | < 10.0.10240.20978 | 10.0.10240.20978 |
| microsoft | windows_10_1607 | < 10.0.14393.7969 | 10.0.14393.7969 |
| microsoft | windows_10_1809 | < 10.0.17763.7136 | 10.0.17763.7136 |
| microsoft | windows_10_21h2 | < 10.0.19044.5737 | 10.0.19044.5737 |
| microsoft | windows_10_22h2 | < 10.0.19045.5737 | 10.0.19045.5737 |
| microsoft | windows_10_version_1507 | >= 10.0.10240.0 < 10.0.10240.20978 | 10.0.10240.20978 |
| microsoft | windows_10_version_1607 | >= 10.0.14393.0 < 10.0.14393.7969 | 10.0.14393.7969 |
| microsoft | windows_10_version_1809 | >= 10.0.17763.0 < 10.0.17763.7136 | 10.0.17763.7136 |
| microsoft | windows_10_version_21h2 | >= 10.0.19044.0 < 10.0.19044.5737 | 10.0.19044.5737 |
| microsoft | windows_10_version_22h2 | >= 10.0.19045.0 < 10.0.19045.5737 | 10.0.19045.5737 |
| microsoft | windows_11_22h2 | < 10.0.22621.5189 | 10.0.22621.5189 |
| microsoft | windows_11_23h2 | < 10.0.22631.5189 | 10.0.22631.5189 |
| microsoft | windows_11_24h2 | < 10.0.26100.3775 | 10.0.26100.3775 |
| microsoft | windows_11_version_22h2 | >= 10.0.22621.0 < 10.0.22621.5189 | 10.0.22621.5189 |
| microsoft | windows_11_version_22h3 | >= 10.0.22631.0 < 10.0.22631.5189 | 10.0.22631.5189 |
| microsoft | windows_11_version_23h2 | >= 10.0.22631.0 < 10.0.22631.5189 | 10.0.22631.5189 |
| microsoft | windows_11_version_24h2 | >= 10.0.26100.0 < 10.0.26100.3775 | 10.0.26100.3775 |
| microsoft | windows_app | < 2.0.379.0 | 2.0.379.0 |
| microsoft | windows_app_client_for_windows_desktop | >= 1.00 < 2.0.379.0 | 2.0.379.0 |
| microsoft | windows_server_2008 | — | — |
| microsoft | windows_server_2008_r2_service_pack_1 | >= 6.1.7601.0 < 6.1.7601.27670 | 6.1.7601.27670 |
| microsoft | windows_server_2012 | — | — |
| microsoft | windows_server_2012 | >= 6.2.9200.0 < 6.2.9200.25423 | 6.2.9200.25423 |
CVSS provenance
nvdv3.18.0HIGHCVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H
vendor_msrc8.0HIGH
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GHSA
GHSA-v3mw-3vwm-c6c7: Heap-based buffer overflow in Remote Desktop Client allows an authorized attacker to execute code over a network
ghsa_unreviewed·2025-04-08
CVE-2025-27487 [HIGH] CWE-122 GHSA-v3mw-3vwm-c6c7: Heap-based buffer overflow in Remote Desktop Client allows an authorized attacker to execute code over a network
Heap-based buffer overflow in Remote Desktop Client allows an authorized attacker to execute code over a network.
Microsoft
Remote Desktop Client Remote Code Execution Vulnerability
vendor_msrc·2025-04-08·CVSS 8.0
CVE-2025-27487 [HIGH] CWE-122 Remote Desktop Client Remote Code Execution Vulnerability
Remote Desktop Client Remote Code Execution Vulnerability
Description: Heap-based buffer overflow in Remote Desktop Client allows an authorized attacker to execute code over a network.
FAQ: According to the CVSS metric, user interaction is required (UI:R). What interaction would the user have to do?
Exploitation of this vulnerability requires a user to remote into a server that is controlled by an attacker, which could then allow the server to execute a command on the user's machine without their consent. This scenario assumes that the user has the ability to remote into the server and that the server has been compromised to execute such commands upon connection.
FAQ: How could an attacker exploit this vulnerability?
In the case of a Remote Desktop connection, an attacker with control o
No detection rules found.
No public exploits indexed.
Tenable
Microsoft’s April 2025 Patch Tuesday Addresses 121 CVEs (CVE-2025-29824)
blogs_tenable·2025-04-08·CVSS 7.8
[HIGH] Microsoft’s April 2025 Patch Tuesday Addresses 121 CVEs (CVE-2025-29824)
## Cloud Exposure
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## Vulnerability Exposure
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## AI Exposure
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## OT/IoT Exposure
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## Identity Exposure
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## Business needs
Active Directory
AI Security Posture Management (AI-SPM)
AWS security
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Bleepingcomputer
Microsoft April 2025 Patch Tuesday fixes exploited zero-day, 134 flaws
blogs_bleepingcomputer·2025-04-08·CVSS 7.8
[HIGH] Microsoft April 2025 Patch Tuesday fixes exploited zero-day, 134 flaws
## Microsoft April 2025 Patch Tuesday fixes exploited zero-day, 134 flaws
## Lawrence Abrams
49 Elevation of Privilege Vulnerabilities
9 Security Feature Bypass Vulnerabilities
31 Remote Code Execution Vulnerabilities
17 Information Disclosure Vulnerabilities
14 Denial of Service Vulnerabilities
3 Spoofing Vulnerabilities
The above numbers do not include Mariner flaws and 13 Microsoft Edge vulnerabilities fixed earlier this month.
To learn more about the non-security updates released today, you can review our dedicated articles on the Windows 11 KB5055523 & KB5055528 cumulative updates and the Windows 10 KB5055518 update .
## One actively exploited zero-days
This month's Patch Tuesday fixes one actively exploited zero-day. Microsoft classifies a zero-day flaw as publicly disclos
2025-04-08
Published