K8s Windows Nodes Expose Log Read/Write via Auth/Users
CVE-2024-5321 Published on July 18, 2024
Incorrect permissions on Windows containers logs
A security issue was discovered in Kubernetes clusters with Windows nodes where BUILTIN\Users may be able to read container logs and NT AUTHORITY\Authenticated Users may be able to modify container logs.
Vulnerability Analysis
CVE-2024-5321 can be exploited with local system access, and requires small amount of user privileges. This vulnerability is considered to have a low attack complexity. The potential impact of an exploit of this vulnerability is considered to have a high impact on confidentiality, with no impact on integrity, and no impact on availability.
Weakness Type
Incorrect Default Permissions
During installation, installed file permissions are set to allow anyone to modify those files.
Products Associated with CVE-2024-5321
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Affected Versions
Kubernetes:- Version 1.27.0, <= 1.27.15 is affected.
- Version 1.28.0, <= 1.28.11 is affected.
- Version 1.29.0, <= 1.29.6 is affected.
- Version 1.30.0, <= 1.30.2 is affected.
- Version 1.27.16 is unaffected.
- Version 1.28.12 is unaffected.
- Version 1.29.7 is unaffected.
- Version 1.30.3 is unaffected.
Exploit Probability
EPSS (Exploit Prediction Scoring System) scores estimate the probability that a vulnerability will be exploited in the wild within the next 30 days. The percentile shows you how this score compares to all other vulnerabilities.