CVE-2025-55229

  1. OpenCVE
  2. Vulnerabilities (CVE)
  3. CVE-2025-55229
Improper verification of cryptographic signature in Windows Certificates allows an unauthorized attacker to perform spoofing over a network.

5.3 /10

CVSS v3 : MEDIUM

V3 Legend

Vector :

Exploitability : 3.9 / Impact : 1.4

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact LOW

Integrity Impact NONE

Availability Impact NONE

Scope UNCHANGED

References
Link Resource
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-55229 Vendor Advisory
Configurations

Configuration 1 (hide)

OR cpe:2.3:o:microsoft:windows_10_1507:*:*:*:*:*:*:x64:*
cpe:2.3:o:microsoft:windows_10_1507:*:*:*:*:*:*:x86:*
cpe:2.3:o:microsoft:windows_10_1607:*:*:*:*:*:*:x64:*
cpe:2.3:o:microsoft:windows_10_1607:*:*:*:*:*:*:x86:*
cpe:2.3:o:microsoft:windows_10_1809:*:*:*:*:*:*:x64:*
cpe:2.3:o:microsoft:windows_10_1809:*:*:*:*:*:*:x86:*
cpe:2.3:o:microsoft:windows_10_21h2:*:*:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows_10_22h2:*:*:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows_11_22h2:*:*:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows_11_23h2:*:*:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows_11_24h2:*:*:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows_server_2016:*:*:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows_server_2019:*:*:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows_server_2022:*:*:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows_server_2022_23h2:*:*:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows_server_2025:*:*:*:*:*:*:*:*
History

30 Sep 2025, 18:38

Type Values Removed Values Added
First Time Microsoft windows Server 2016
Microsoft
Microsoft windows 10 1507
Microsoft windows 11 22h2
Microsoft windows Server 2025
Microsoft windows Server 2022 23h2
Microsoft windows Server 2022
Microsoft windows 10 1607
Microsoft windows 10 21h2
Microsoft windows 11 24h2
Microsoft windows 10 1809
Microsoft windows 11 23h2
Microsoft windows 10 22h2
Microsoft windows Server 2019
CPE cpe:2.3:o:microsoft:windows_10_1607:*:*:*:*:*:*:x64:*
cpe:2.3:o:microsoft:windows_11_22h2:*:*:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows_11_24h2:*:*:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows_10_1607:*:*:*:*:*:*:x86:*
cpe:2.3:o:microsoft:windows_11_23h2:*:*:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows_server_2022_23h2:*:*:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows_server_2025:*:*:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows_server_2022:*:*:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows_10_1507:*:*:*:*:*:*:x64:*
cpe:2.3:o:microsoft:windows_10_1809:*:*:*:*:*:*:x64:*
cpe:2.3:o:microsoft:windows_10_22h2:*:*:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows_10_21h2:*:*:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows_server_2019:*:*:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows_10_1809:*:*:*:*:*:*:x86:*
cpe:2.3:o:microsoft:windows_10_1507:*:*:*:*:*:*:x86:*
cpe:2.3:o:microsoft:windows_server_2016:*:*:*:*:*:*:*:*
References () https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-55229 - () https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-55229 - Vendor Advisory

22 Aug 2025, 18:08

Type Values Removed Values Added
Summary
  • (es) La verificación incorrecta de la firma criptográfica en los certificados de Windows permite que un atacante no autorizado realice suplantación de identidad a través de una red.

21 Aug 2025, 20:15

Type Values Removed Values Added
New CVE
Information

Published : 2025-08-21 20:15

Updated : 2025-09-30 18:38

NVD link : CVE-2025-55229

Mitre link : CVE-2025-55229

CVE.ORG link : CVE-2025-55229

JSON object : View

Products Affected

microsoft

  • windows_10_22h2
  • windows_10_1607
  • windows_server_2016
  • windows_server_2022
  • windows_11_23h2
  • windows_server_2025
  • windows_10_21h2
  • windows_11_24h2
  • windows_11_22h2
  • windows_10_1507
  • windows_10_1809
  • windows_server_2019
  • windows_server_2022_23h2
CWE
CWE-347

Improper Verification of Cryptographic Signature