CVE-2020-1709: High severity redhat Openshift vulnerability
A vulnerability was found in all openshift/mediawiki 4.x.x versions prior to 4.3.0, where an insecure modification vulnerability in the /etc/passwd file was found in the openshift/mediawiki. An attacker with access to the container could use this flaw to modify /etc/passwd and escalate their privileges.
Other sources
It has been found that 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/mediawiki-container.
Original bug: https://bugzilla.redhat.com/showbug.cgi?id=1791534
— Red Hat
Affected Software
Event History
Parent advisories
This vulnerability appears in the following advisories.
Frequently Asked Questions
What is the severity of CVE-2020-1709?
CVE-2020-1709 has a critical severity level due to its potential for privilege escalation.
How do I fix CVE-2020-1709?
The vulnerability can be mitigated by upgrading all instances of openshift/mediawiki to version 4.3.0 or later.
Which versions are affected by CVE-2020-1709?
CVE-2020-1709 affects all openshift/mediawiki 4.x.x versions prior to 4.3.0 and version 3.11 of Red Hat OpenShift.
What is the impact of CVE-2020-1709?
The impact of CVE-2020-1709 allows an attacker with container access to modify the /etc/passwd file, potentially escalating privileges.
Is CVE-2020-1709 being actively exploited?
As an analyst, I cannot confirm specific active exploits, but it is crucial to patch the vulnerability to prevent potential attacks.