PT-2025-4203 · Microsoft · Windows

Ceri Coburn

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Published

2025-01-14

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Updated

2025-04-27

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CVE-2025-21299

CVSS v3.1

7.8

High

VectorAV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Name of the Vulnerable Software and Affected Versions Windows Kerberos (affected versions not specified)
Description The issue is related to a security-feature bypass vulnerability in the implementation of the Kerberos protocol in Windows operating systems. This vulnerability is associated with the unprotected storage of confidential information. Exploitation of this issue may allow an attacker to gain unauthorized access to protected information. The vulnerability can be exploited via Kerberos TGT, allowing attackers to bypass Windows Credential Guard. It is estimated to impact Windows users.
Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Insecure Storage of Sensitive Information

Weakness Enumeration

CWE-922

Related Identifiers

BDU:2025-02094
BDU:2025-04111
CVE-2025-21299

Affected Products

Windows