CVE-2021-28146

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.

CVSS v3.0 6.5 MEDIUM
CVSS v2.0 4.0 MEDIUM

6.5^/10

CVSS v3.0 : MEDIUM

Vector :

Exploitability : 2.8 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact HIGH

Availability Impact NONE

Scope UNCHANGED

4.0^/10

CVSS v2.0 : MEDIUM

Vector : AV:N/AC:L/Au:S/C:N/I:P/A:N

Exploitability : 8.0 / Impact : 2.9

Access Vector NETWORK

Access Complexity LOW

Authentication SINGLE

Confidentiality Impact NONE

Integrity Impact PARTIAL

Availability Impact NONE

References

Link	Resource
https://grafana.com/products/enterprise/	Product Vendor Advisory
https://www.openwall.com/lists/oss-security/2021/03/19/5	Mailing List Third Party Advisory
https://community.grafana.com/t/release-notes-v6-7-x/27119	Release Notes Vendor Advisory
https://community.grafana.com/t/grafana-enterprise-6-7-6-7-3-10-and-7-4-5-security-update/44724	Vendor Advisory
https://grafana.com/docs/grafana/latest/release-notes/release-notes-7-3-10/	Release Notes Vendor Advisory
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/	Release Notes Vendor Advisory
https://grafana.com/docs/grafana/latest/release-notes/release-notes-7-4-5/	Release Notes Vendor Advisory

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Configurations

Configuration 1 (hide)

cpe:2.3:a:grafana:grafana:*:*:*:*:enterprise:*:*:*

Information

Published : 2021-03-22 07:15

Updated : 2021-03-26 10:17

NVD link : CVE-2021-28146

Mitre link : CVE-2021-28146

JSON object : View

CWE

CWE-863

Incorrect Authorization

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Products Affected

grafana

grafana

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