CVE-2021-22966

HIGH8.8EPSS 0.27%

Improper Privilege Management in Concrete CMS

Published: 11/23/2021Modified: 11/8/2023
Also known as:GHSA-j4mv-2rv7-v2j9

Description

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.

Affected packages (1)

CVSS scores

SourceVersionSeverityVector
osvCVSS 3.1HIGH8.8CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

References (3)