CVE-2020-25655

open-cluster-management: RBAC bypass may disclose cluster secrets to other users

Severity Score

6.5

*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

An issue was discovered in ManagedClusterView API, that could allow secrets to be disclosed to users without the correct permissions. Views created for an admin user would be made available for a short time to users with only view permission. In this short time window the user with view permission could read cluster secrets that should only be disclosed to admin users.

Se detectó un problema en la API ManagedClusterView, que podría permitir que sean divulgados secretos a usuarios sin los permisos correctos. Unas vistas creadas para un usuario administrador estarán disponibles durante un breve período de tiempo para los usuarios que solo tengan permiso de visualización. En este breve período de tiempo, el usuario con permiso de visualización podría leer los secretos del clúster que solo deberían ser divulgados a usuarios administradores

A flaw was found in the ManagedClusterView API, allowed secrets to be disclosed to users without the correct permissions. Views created for an admin user are made available for a short time to users with view-only permission. In this short time window, the user with view-only permission can read cluster secrets that should only be disclosed to admin users. The highest threat from this vulnerability is to confidentiality.

*Credits: N/A

CVSS Scores

Attack Vector

Network

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

None

Availability

None

Attack Vector

Network

Attack Complexity

Low

Privileges Required

Low

User Interaction

Required

Scope

Unchanged

Confidentiality

High

Integrity

None

Availability

None

Attack Vector

Network

Attack Complexity

Low

Authentication

Single

Confidentiality

Partial

Integrity

None

Availability

None

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2020-09-16 CVE Reserved
2020-10-22 CVE Published
2023-03-08 EPSS Updated
2024-08-04 CVE Updated
---------- Exploited in Wild
---------- KEV Due Date
---------- First Exploit

CWE

CWE-863: Incorrect Authorization

CAPEC

References (3)

URL	Tag	Source

URL	Date	SRC

URL	Date	SRC

URL	Date	SRC
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2020-25655	2023-11-07
https://access.redhat.com/security/cve/CVE-2020-25655	2020-10-22
https://bugzilla.redhat.com/show_bug.cgi?id=1888475	2020-10-22

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Redhat Search vendor "Redhat"		Advanced Cluster Management For Kubernetes Search vendor "Redhat" for product "Advanced Cluster Management For Kubernetes"				2.0 Search vendor "Redhat" for product "Advanced Cluster Management For Kubernetes" and version "2.0"		-		Affected