CVE-2021-22966 (GCVE-0-2021-22966)

Vulnerability from cvelistv5 – Published: 2021-11-19 18:09 – Updated: 2024-08-03 18:58
VLAI?
Summary
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
Severity ?
No CVSS data available.
CWE
  • Privilege Escalation (CAPEC-233)
Assigner
References
Impacted products
Vendor Product Version
n/a https://github.com/concrete5/concrete5 Affected: Fixed in version 9 and in version 8.5.7
Show details on NVD website
To clipboard 

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  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
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