AI description
Automated description summarized from trusted sources.
CVE-2025-47978 is an out-of-bounds read vulnerability affecting Windows Kerberos. An authorized attacker can exploit this vulnerability to trigger a denial-of-service (DoS) condition over a network. The vulnerability lies within the Windows Kerberos authentication system. Successful exploitation could disrupt network authentication services, potentially causing system unavailability for legitimate users. A security update addressing this vulnerability has been available since July 8, 2025, for Windows Server 2022, Windows Server 2025, and Windows Server 23H2.
- Description
- Out-of-bounds read in Windows Kerberos allows an authorized attacker to deny service over a network.
- Source
- secure@microsoft.com
- NVD status
- Analyzed
CVSS 3.1
- Type
- Primary
- Base score
- 6.5
- Impact score
- 3.6
- Exploitability score
- 2.8
- Vector string
- CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
- Severity
- MEDIUM
- secure@microsoft.com
- CWE-125
- Hype score
- Not currently trending
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