Heap-Based Buffer Overflow in Connected Devices Platform Service by Microsoft
CVE-2025-59191

7.8HIGH

Key Information:

Vendor

Microsoft
Status
Windows 10 Version 1809
Windows Server 2019
Windows Server 2019 (server Core Installation)
Windows Server 2022
Vendor
CVE Published:
14 October 2025

What is CVE-2025-59191?

A heap-based buffer overflow vulnerability in the Connected Devices Platform Service (Cdpsvc) enables an authorized attacker to escalate privileges on affected Windows systems. By exploiting this flaw, malicious actors could gain elevated access, potentially compromising system security and integrity. This vulnerability impacts various Windows versions, making it critical for system administrators to assess their environments and apply necessary security mitigations.

Affected Version(s)

Windows 10 Version 1809 32-bit Systems 10.0.17763.0 < 10.0.17763.7919

Windows 10 Version 21H2 32-bit Systems 10.0.19044.0 < 10.0.19044.6456

Windows 10 Version 22H2 x64-based Systems 10.0.19045.0 < 10.0.19045.6456

References

https://msrc.microsoft.com/update-guide/vulnerability/CVE...
vendor-advisory

CVSS V3.1

Score:
7.8
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Local
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

JSON
.
CVE-2025-59191 : Heap-Based Buffer Overflow in Connected Devices Platform Service by Microsoft