CVE-2020-1706

Severity: high (CVSS 7.0 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.2% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2020-03-09 · updated 2026-06-17
Weakness: CWE-732

Description

It has been found that in openshift-enterprise version 3.11 and openshift-enterprise versions 4.1 up to, including 4.3, multiple containers modify the permissions of /etc/passwd to make them modifiable by users other than root. An attacker with access to the running container can exploit this to modify /etc/passwd to add a user and escalate their privileges. This CVE is specific to the openshift/apb-tools-container.

Affected products

Red Hat OpenShift Container Platform 4.18: 3.11, 4.1, 4.2, 4.3

References

https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2020-1706
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2020-1706

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