CVE-2020-35514

HIGH
7
CVSS Score
Published: June 2, 2021 at 01:22 PM UTC
Updated: June 17, 2026 at 03:13 AM UTC
2 products affected across 1 vendorOpenshiftOpenshift/machine Config Operator

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Severity
HIGH7
Exploit prediction
EPSS 0.2%

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.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

v < 4.7.04.7.0
Affected range stops below 4.7.0, so it looks safe — our inference, not a vendor statement

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

References (1)

x_refsource_MISCIssue TrackingVendor Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=1914714

CVSS

Attack Vector
LOCAL
Complexity
HIGH
Privileges
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-266

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