CVE-2021-28148

Severity Score

7.5

*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

One of the usage insights HTTP API endpoints in Grafana Enterprise 6.x before 6.7.6, 7.x before 7.3.10, and 7.4.x before 7.4.5 is accessible without any authentication. This allows any unauthenticated user to send an unlimited number of requests to the endpoint, leading to a denial of service (DoS) attack against a Grafana Enterprise instance.

Uno de los endpoints de la API HTTP de información de uso en Grafana Enterprise versiones 6.x anteriores a 6.7.6, versiones 7.x anteriores a 7.3.10 y versiones 7.4.x anteriores a 7.4.5, es accesible sin ninguna autenticación. Esto permite a cualquier usuario no autenticado enviar un número ilimitado de peticiones al endpoint, conllevando a un ataque de denegación de servicio (DoS) contra una instancia de Grafana Enterprise

*Credits: N/A

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

None

Availability

High

Attack Vector

Network

Attack Complexity

Low

Authentication

None

Confidentiality

None

Integrity

None

Availability

Partial

* 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
2024-08-03 CVE Updated
2024-08-09 EPSS Updated
---------- Exploited in Wild
---------- KEV Due Date
---------- First Exploit

CWE

CWE-306: Missing Authentication for Critical Function

CAPEC

References (8)

URL	Tag	Source
https://security.netapp.com/advisory/ntap-20210430-0005	Third Party Advisory
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	2022-07-12
https://community.grafana.com/t/release-notes-v6-7-x/27119	2022-07-12
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	2022-07-12
https://grafana.com/docs/grafana/latest/release-notes/release-notes-7-3-10	2022-07-12
https://grafana.com/docs/grafana/latest/release-notes/release-notes-7-4-5	2022-07-12
https://grafana.com/products/enterprise	2022-07-12

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"				>= 6.0.0 < 6.7.6 Search vendor "Grafana" for product "Grafana" and version " >= 6.0.0 < 6.7.6"		enterprise		Affected
Grafana Search vendor "Grafana"		Grafana Search vendor "Grafana" for product "Grafana"				>= 7.0.0 < 7.3.10 Search vendor "Grafana" for product "Grafana" and version " >= 7.0.0 < 7.3.10"		enterprise		Affected
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