CVE-2021-28146

2021-03-2200:00:00

ubuntu.com

cve-2021-28146

grafana

access control

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

SINGLE

Confidentiality Impact

NONE

Integrity Impact

PARTIAL

Availability Impact

NONE

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

CVSS3

6.5

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

HIGH

Availability Impact

NONE

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N

EPSS

0.001

Percentile

36.7%

JSON

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.