CVE-2025-49735

Windows KDC Proxy Service (KPSSVC) Remote Code Execution Vulnerability

Published Jul 8, 2025 CVSS 3.1 · 8.1 High EPSS 1.2% KEV · Not listed
Description
Use after free in Windows KDC Proxy Service (KPSSVC) allows an unauthorized attacker to execute code over a network.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source ID Title
EUVD EUVD EUVD-2025-20620 Use after free in Windows KDC Proxy Service (KPSSVC) allows an unauthorized attacker to execute code over a network.
History
Type Values Removed Values Added
First Time appeared Microsoft windows Server 2012 R2
Microsoft windows Server 23h2
CPEs cpe:2.3:o:microsoft:windows_server_2012:*:*:*:*:*:*:x64:*
cpe:2.3:o:microsoft:windows_server_2012_R2:*:*:*:*:*:*:x64:*
cpe:2.3:o:microsoft:windows_server_23h2:*:*:*:*:*:*:*:*
Vendors & Products Microsoft windows Server 2012 R2
Microsoft windows Server 23h2
Type Values Removed Values Added
First Time appeared Microsoft windows Server 2025
CPEs cpe:2.3:o:microsoft:windows_server_2012:-:*:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows_server_2012:r2:*:*:*:*:*:*:*
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:*:*:*:*:*:*:*:*
Vendors & Products Microsoft windows Server 2025
Type Values Removed Values Added
First Time appeared Microsoft
Microsoft server
Microsoft windows
Microsoft windows Server
Microsoft windows Server 2012
Microsoft windows Server 2012 R2
Microsoft windows Server 2016
Microsoft windows Server 2019
Microsoft windows Server 2022
Microsoft windows Server 2022 23h2
Vendors & Products Microsoft
Microsoft server
Microsoft windows
Microsoft windows Server
Microsoft windows Server 2012
Microsoft windows Server 2012 R2
Microsoft windows Server 2016
Microsoft windows Server 2019
Microsoft windows Server 2022
Microsoft windows Server 2022 23h2
Type Values Removed Values Added
Metrics epss

{'score': 0.00145}

epss

{'score': 0.00107}

Type Values Removed Values Added
Metrics epss

{'score': 0.00152}

epss

{'score': 0.00145}

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}

Type Values Removed Values Added
Description Use after free in Windows KDC Proxy Service (KPSSVC) allows an unauthorized attacker to execute code over a network.
Title Windows KDC Proxy Service (KPSSVC) Remote Code Execution Vulnerability
Weaknesses CWE-416
References
Metrics cvssV3_1

{'score': 8.1, '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'}