Link Following Affecting kubeadm package, versions <0:1.9.1-2.1.5.el7
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Test your applications- Snyk ID SNYK-ORACLE7-KUBEADM-2528254
- published 10 Apr 2022
- disclosed 13 Mar 2018
Introduced: 13 Mar 2018
CVE-2017-1002101 Open this link in a new tabHow to fix?
Upgrade Oracle:7 kubeadm to version 0:1.9.1-2.1.5.el7 or higher.
This issue was patched in ELSA-2018-4061.
NVD Description
Note: Versions mentioned in the description apply only to the upstream kubeadm package and not the kubeadm package as distributed by Oracle.
See How to fix? for Oracle:7 relevant fixed versions and status.
In Kubernetes versions 1.3.x, 1.4.x, 1.5.x, 1.6.x and prior to versions 1.7.14, 1.8.9 and 1.9.4 containers using subpath volume mounts with any volume type (including non-privileged pods, subject to file permissions) can access files/directories outside of the volume, including the host's filesystem.
References
- https://linux.oracle.com/cve/CVE-2017-1002101.html
- https://linux.oracle.com/errata/ELSA-2018-4061.html
- http://lists.opensuse.org/opensuse-security-announce/2020-04/msg00041.html
- https://access.redhat.com/errata/RHSA-2018:0475
- https://github.com/bgeesaman/subpath-exploit/
- https://github.com/kubernetes/kubernetes/issues/60813