CVE-2019-11252: Credential leakage when failing to mount

Severity: medium (CVSS 6.5 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 1.0% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2020-07-23 · updated 2026-06-17
Weakness: CWE-209

Description

The Kubernetes kube-controller-manager in versions v1.0-v1.17 is vulnerable to a credential leakage via error messages in mount failure logs and events for AzureFile and CephFS volumes.

Affected products

Kubernetes: from 1.0.0 through 1.17.0

References

https://github.com/kubernetes/kubernetes/pull/88684
https://github.com/kubernetes/kubernetes/pull/88684

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