CVE-2019-11244 - CVE House
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Status published Low CVE-2019-11244

kubectl creates world-writeable cached schema files

Vulnerability Description

In Kubernetes v1.8.x-v1.14.x, schema info is cached by kubectl in the location specified by --cache-dir (defaulting to $HOME/.kube/http-cache), written with world-writeable permissions (rw-rw-rw-). If --cache-dir is specified and pointed at a different location accessible to other users/groups, the written files may be modified by other users/groups and disrupt the kubectl invocation.

Impact Analysis

Refer to official advisory for detailed impact metrics.

Remediation

Ensure systems are updated to the latest vendor-supplied patch levels.

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Credits & Attribution

The following person or organization is credited with identifying this vulnerability, as recorded in the NVD database:

  • Jordan Zebor of F5 Networks

References

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Affected Vendor

Affected Software

Kubernetes
Vulnerable Versions:
v1.8.0, v1.9.0, v1.10.0, v1.11.0, v1.12.0, v1.13.0, v1.14.0

Timeline

Official Publish: April 22nd, 2019
Last Modified: August 4th, 2024
Added to House: July 20th, 2026

CVSS Vectors

V3: CVSS:3.0/AV:L/AC:H/PR:L/UI:R/S:U/C:L/I:L/A:N

Weaknesses (CWE)

CWE-524

MITRE ATT&CK TTPs

No associated TTPs found for this vulnerability.