Vulnerability Name:

CVE-2021-28146 (CCN-198561)

Assigned:2021-03-19
Published:2021-03-19
Updated:2021-03-26
Summary: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 Severity:6.5 Medium (CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N)
5.7 Medium (Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N/E:U/RL:U/RC:R)
Exploitability Metrics:Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): Low
User Interaction (UI): None
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): None
Integrity (I): High
Availibility (A): None
8.8 High (CCN CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H)
7.7 High (CCN Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:U/RC:R)
Exploitability Metrics:Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): Low
User Interaction (UI): None
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): High
Integrity (I): High
Availibility (A): High
CVSS v2 Severity:4.0 Medium (CVSS v2 Vector: AV:N/AC:L/Au:S/C:N/I:P/A:N)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Low
Authentication (Au): Single_Instance
Impact Metrics:Confidentiality (C): None
Integrity (I): Partial
Availibility (A): None
9.0 High (CCN CVSS v2 Vector: AV:N/AC:L/Au:S/C:C/I:C/A:C)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Low
Athentication (Au): Single_Instance
Impact Metrics:Confidentiality (C): Complete
Integrity (I): Complete
Availibility (A): Complete
Vulnerability Type:CWE-863
Vulnerability Consequences:Gain Privileges
References:Source: MITRE
Type: CNA
CVE-2021-28146

Source: MISC
Type: Vendor Advisory
https://community.grafana.com/t/grafana-enterprise-6-7-6-7-3-10-and-7-4-5-security-update/44724

Source: MISC
Type: Release Notes, Vendor Advisory
https://community.grafana.com/t/release-notes-v6-7-x/27119

Source: XF
Type: UNKNOWN
grafana-cve202128146-priv-esc(198561)

Source: CCN
Type: Grafana Web site
The open observability platform | Grafana Labs

Source: CONFIRM
Type: 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/

Source: MISC
Type: Release Notes, Vendor Advisory
https://grafana.com/docs/grafana/latest/release-notes/release-notes-7-3-10/

Source: MISC
Type: Release Notes, Vendor Advisory
https://grafana.com/docs/grafana/latest/release-notes/release-notes-7-4-5/

Source: MISC
Type: Product, Vendor Advisory
https://grafana.com/products/enterprise/

Source: CCN
Type: oss-sec Mailing List, Fri, 19 Mar 2021 10:16:59 +0100
Grafana 7.4.5, 7.3.10 and 6.7.6 released with security fixes for Grafana Enterprose

Source: CONFIRM
Type: Mailing List, Third Party Advisory
https://www.openwall.com/lists/oss-security/2021/03/19/5

Vulnerable Configuration:Configuration 1:
  • cpe:/a:grafana:grafana:*:*:*:*:enterprise:*:*:* (Version >= 7.4.0 and < 7.4.5)

  • * Denotes that component is vulnerable
    Oval Definitions
    Definition IDClassTitleLast Modified
    oval:org.opensuse.security:def:6129
    P
    Security update for tiff (Low)
    2022-08-03
    oval:org.opensuse.security:def:6127
    P
    Security update for xscreensaver (Moderate)
    2022-08-03
    oval:org.opensuse.security:def:95350
    P
    Security update for the Linux Kernel (Important)
    2022-07-21
    oval:org.opensuse.security:def:95348
    P
    Security update for openssl-1_0_0 (Moderate)
    2022-07-07
    oval:org.opensuse.security:def:112353
    P
    grafana-7.5.7-1.2 on GA media (Moderate)
    2022-01-17
    oval:org.opensuse.security:def:105866
    P
    Security update for the Linux Kernel (Important)
    2021-12-02
    oval:org.opensuse.security:def:102063
    P
    Security update for gd (Moderate)
    2021-09-27
    oval:org.opensuse.security:def:102061
    P
    Security update for apache2 (Important)
    2021-09-03
    oval:org.opensuse.security:def:111011
    P
    Security update for SUSE Manager Client Tools (Moderate)
    2021-08-17
    oval:org.opensuse.security:def:111010
    P
    Security update for grafana (Important)
    2021-08-13
    oval:org.opensuse.security:def:76284
    P
    Security update for grafana (Important)
    2021-08-12
    oval:org.opensuse.security:def:108729
    P
    Security update for SUSE Manager Client Tools (Moderate)
    2021-08-12
    oval:org.opensuse.security:def:67216
    P
    Security update for grafana (Important)
    2021-08-12
    oval:org.opensuse.security:def:111661
    P
    Security update for SUSE Manager Client Tools (Moderate)
    2021-08-12
    oval:org.opensuse.security:def:76286
    P
    Security update for SUSE Manager Client Tools (Moderate)
    2021-08-12
    oval:org.opensuse.security:def:5800
    P
    Security update for grafana (Important)
    2021-08-12
    oval:org.opensuse.security:def:67218
    P
    Security update for SUSE Manager Client Tools (Moderate)
    2021-08-12
    oval:org.opensuse.security:def:75957
    P
    Security update for grafana (Important)
    2021-08-12
    oval:org.opensuse.security:def:66889
    P
    Security update for grafana (Important)
    2021-08-12
    oval:org.opensuse.security:def:5802
    P
    Security update for SUSE Manager Client Tools (Moderate)
    2021-08-12
    oval:org.opensuse.security:def:75959
    P
    Security update for SUSE Manager Client Tools (Moderate)
    2021-08-12
    oval:org.opensuse.security:def:108727
    P
    Security update for grafana (Important)
    2021-08-12
    oval:org.opensuse.security:def:66891
    P
    Security update for SUSE Manager Client Tools (Moderate)
    2021-08-12
    oval:org.opensuse.security:def:111659
    P
    Security update for grafana (Important)
    2021-08-12
    BACK
    grafana grafana *