CVE-2021-22966

Privilege escalation from Editor to Admin using Groups in Concrete CMS versions 8.5.6 and below. If a group is granted "view" permissions on the bulkupdate page, then users in that group can escalate to being an administrator with a specially crafted curl. Fixed by adding a check for group permissions before allowing a group to be moved. Concrete CMS Security team CVSS scoring: 7.1 AV:N/AC:H/PR:L/UI:R/S:U/C:H/I:H/A:HCredit for discovery: "Adrian Tiron from FORTBRIDGE ( https://www.fortbridge.co.uk/ )"This fix is also in Concrete version 9.0.0
Configurations

Configuration 1 (hide)

cpe:2.3:a:concretecms:concrete_cms:*:*:*:*:*:*:*:*

History

12 Jul 2022, 17:42

Type Values Removed Values Added
CWE CWE-269 CWE-863

23 Nov 2021, 13:19

Type Values Removed Values Added
CVSS v2 : unknown
v3 : unknown
v2 : 6.5
v3 : 8.8
CPE cpe:2.3:a:concretecms:concrete_cms:*:*:*:*:*:*:*:*
CWE CWE-269
References (MISC) https://hackerone.com/reports/1362747 - (MISC) https://hackerone.com/reports/1362747 - Permissions Required
References (MISC) https://documentation.concretecms.org/developers/introduction/version-history/857-release-notes - (MISC) https://documentation.concretecms.org/developers/introduction/version-history/857-release-notes - Release Notes, Vendor Advisory

19 Nov 2021, 19:15

Type Values Removed Values Added
New CVE

Information

Published : 2021-11-19 19:15

Updated : 2023-12-10 14:09


NVD link : CVE-2021-22966

Mitre link : CVE-2021-22966

CVE.ORG link : CVE-2021-22966


JSON object : View

Products Affected

concretecms

  • concrete_cms
CWE
CWE-863

Incorrect Authorization