CVE-2021-28146

Severity Score

6.5

*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

The team sync HTTP API in Grafana Enterprise 7.4.x before 7.4.5 has an Incorrect Access Control issue. On Grafana instances using an external authentication service, this vulnerability allows any authenticated user to add external groups to existing teams. This can be used to grant a user team permissions that the user isn't supposed to have.

La API HTTP de sincronización de equipo en Grafana Enterprise versiones 7.4.x anteriores a 7.4.5, presenta un problema de Control de Acceso Incorrecto. En las instancias de Grafana que usan un servicio de autenticación externo, esta vulnerabilidad permite a cualquier usuario autenticado agregar grupos externos a los equipos existentes. Esto puede ser usado para otorgar a un equipo de usuarios permisos que se supone que el usuario no debe tener

*Credits: N/A

Attack Vector

Network

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

High

Availability

None

Attack Vector

Network

Attack Complexity

Low

Authentication

Single

Confidentiality

None

Integrity

Partial

Availability

None

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2021-03-11 CVE Reserved
2021-03-22 CVE Published
2023-03-08 EPSS Updated
2024-08-03 CVE Updated
---------- Exploited in Wild
---------- KEV Due Date
---------- First Exploit

CWE

CWE-863: Incorrect Authorization

CAPEC

References (7)

URL	Tag	Source
https://www.openwall.com/lists/oss-security/2021/03/19/5	Mailing List

URL	Date	SRC

URL	Date	SRC

URL	Date	SRC
https://community.grafana.com/t/grafana-enterprise-6-7-6-7-3-10-and-7-4-5-security-update/44724	2021-03-26
https://community.grafana.com/t/release-notes-v6-7-x/27119	2021-03-26
https://grafana.com/blog/2021/03/18/grafana-6.7.6-7.3.10-and-7.4.5-released-with-important-security-fixes-for-grafana-enterprise	2021-03-26
https://grafana.com/docs/grafana/latest/release-notes/release-notes-7-3-10	2021-03-26
https://grafana.com/docs/grafana/latest/release-notes/release-notes-7-4-5	2021-03-26
https://grafana.com/products/enterprise	2021-03-26

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Grafana Search vendor "Grafana"		Grafana Search vendor "Grafana" for product "Grafana"				>= 7.4.0 < 7.4.5 Search vendor "Grafana" for product "Grafana" and version " >= 7.4.0 < 7.4.5"		enterprise		Affected