High severity · published Jun 2, 2021
CVE-2020-35514
An insecure modification flaw in the /etc/kubernetes/kubeconfig file was found in OpenShift
7.0
CVSS
0.2%
EPSS
No
On KEV
Description
An insecure modification flaw in the /etc/kubernetes/kubeconfig file was found in OpenShift. This flaw allows an attacker with access to a running container which mounts /etc/kubernetes or has local access to the node, to copy this kubeconfig file and attempt to add their own node to the OpenShift cluster. The highest threat from this vulnerability is to confidentiality, integrity, as well as system availability. This flaw affects versions before openshift4/ose-machine-config-operator v4.7.0-202105111858.p0.
CVSS vector
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
Attack vector
Local
Complexity
High
Privileges
Low
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.2% · higher than 12% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
OP
Openshift · Redhat
before 4.7.0; 4.7.0 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2020-35514
CVE.org
https://www.cve.org/CVERecord?id=CVE-2020-35514
Issue Tracking
https://bugzilla.redhat.com/show_bug.cgi?id=1914714
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