CVE-2020-35514

Severity Score

7.0

*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

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.

Se ha detectado un fallo de modificación no segura en el archivo /etc/kubernetes/kubeconfig en OpenShift. Este fallo permite a un atacante con acceso a un contenedor en ejecución que monta el archivo /etc/kubernetes o que tiene acceso local al nodo, copiar este archivo kubeconfig e intentar añadir su propio nodo al clúster de OpenShift. La mayor amenaza de esta vulnerabilidad es la confidencialidad, la integridad, así como la disponibilidad del sistema. Este fallo afecta a versiones anteriores a openshift4/ose-machine-config-operator v4.7.0-202105111858.p0

*Credits: N/A

Attack Vector

Local

Attack Complexity

High

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Attack Vector

Local

Attack Complexity

Medium

Authentication

None

Confidentiality

Partial

Integrity

Partial

Availability

Partial

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2020-12-17 CVE Reserved
2021-06-02 CVE Published
2023-03-08 EPSS Updated
2024-08-04 CVE Updated
---------- Exploited in Wild
---------- KEV Due Date
---------- First Exploit

CWE

CWE-266: Incorrect Privilege Assignment

CAPEC

References (1)

URL	Tag	Source

URL	Date	SRC

URL	Date	SRC

URL	Date	SRC
https://bugzilla.redhat.com/show_bug.cgi?id=1914714	2021-06-11

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Redhat Search vendor "Redhat"		Openshift Search vendor "Redhat" for product "Openshift"				< 4.7.0 Search vendor "Redhat" for product "Openshift" and version " < 4.7.0"		-		Affected
Redhat Search vendor "Redhat"		Openshift Search vendor "Redhat" for product "Openshift"				4.7.0 Search vendor "Redhat" for product "Openshift" and version "4.7.0"		-		Affected