CVE-2025-47978

Windows Kerberos Denial of Service Vulnerability

Published Jul 8, 2025 CVSS 3.1 · 6.5 Medium EPSS 2.2% KEV · Not listed
Description
Out-of-bounds read in Windows Kerberos allows an authorized attacker to deny service 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-2025-20613 Out-of-bounds read in Windows Kerberos allows an authorized attacker to deny service over a network.
History
Type Values Removed Values Added
First Time appeared Microsoft windows Server 23h2
CPEs cpe:2.3:o:microsoft:windows_server_23h2:*:*:*:*:*:*:*:*
Vendors & Products Microsoft windows Server 23h2
Type Values Removed Values Added
Metrics epss

{'score': 0.00114}

epss

{'score': 0.00084}

Type Values Removed Values Added
Metrics epss

{'score': 0.00103}

epss

{'score': 0.00114}

Type Values Removed Values Added
First Time appeared Microsoft
Microsoft windows Server 2022
Microsoft windows Server 2022 23h2
Microsoft windows Server 2025
CPEs 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
Microsoft windows Server 2022
Microsoft windows Server 2022 23h2
Microsoft windows Server 2025
Type Values Removed Values Added
Metrics epss

{'score': 0.00092}

epss

{'score': 0.00103}

Type Values Removed Values Added
Metrics ssvc

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

Type Values Removed Values Added
Description Out-of-bounds read in Windows Kerberos allows an authorized attacker to deny service over a network.
Title Windows Kerberos Denial of Service Vulnerability
Weaknesses CWE-125
References
Metrics cvssV3_1

{'score': 6.5, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
microsoft
Published
Updated
Feb 13, 2026, 7:07 PM
Reserved
May 14, 2025, 2:13 PM
Status
Analyzed
Published
Jul 8, 2025, 5:15 PM
Modified
Jun 17, 2026, 9:28 AM