Security Issue in Azure File CSI Driver Allows Access to Service Account Tokens
CVE-2024-3744

6.5MEDIUM

Key Information:

Vendor
Kubernetes
Status
Azure-file-csi-driver
Vendor
CVE Published:
15 May 2024

Summary

A security issue was discovered in azure-file-csi-driver where an actor with access to the driver logs could observe service account tokens. These tokens could then potentially be exchanged with external cloud providers to access secrets stored in cloud vault solutions. Tokens are only logged when TokenRequests is configured in the CSIDriver object and the driver is set to run at log level 2 or greater via the -v flag.

Affected Version(s)

azure-file-csi-driver v1.29.3

azure-file-csi-driver v1.30.0

References

https://groups.google.com/g/kubernetes-security-announce/...
mailing-list
https://github.com/kubernetes/kubernetes/issues/124759
issue-tracking
http://www.openwall.com/lists/oss-security/2024/05/09/4

CVSS V3.1

Score:
6.5
Severity:
MEDIUM
Confidentiality:
High
Integrity:
None
Availability:
High
Attack Vector:
Local
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
None
Scope:
Changed

Timeline

  • Vulnerability published

Credit

Weizhi Chen @cvvz
.