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CVE-2021-22966 Privilege escalation from Editor to Admin using Groups in Concrete CMS versions 8.5.6 and below
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. 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
Affected products and versions
| Product | Affected versions | Fixed in |
|---|---|---|
| https://github.com/concrete5/concrete5 | Versions not published |
References
- documentation.concretecms.org documentation.concretecms.org
- hackerone.com hackerone.com
Timeline
- Published
- Last modified
Other CVEs of https://github.com/concrete5/concrete5
The 16 CVEs of https://github.com/concrete5/concrete5 →
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