Vulnerability Description
Unauthorized individuals could view password protected files using view_inline in Concrete CMS (previously concrete 5) prior to version 8.5.7. Concrete CMS now checks to see if a file has a password in view_inline and, if it does, the file is not rendered.For version 8.5.6, the following mitigations were put in place a. restricting file types for view_inline to images only b. putting a warning in the file manager to advise users.Credit for discovery: "Solar Security Research Team"Concrete CMS security team CVSS scoring is 5.3: AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:NThis fix is also in Concrete version 9.0.0
CVSS Score
HIGH
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Concretecms | Concrete Cms | < 8.5.7 |
Related Weaknesses (CWE)
References
- https://documentation.concretecms.org/developers/introduction/version-history/85Release NotesVendor Advisory
- https://hackerone.com/reports/1102014Permissions RequiredThird Party Advisory
- https://documentation.concretecms.org/developers/introduction/version-history/85Release NotesVendor Advisory
- https://hackerone.com/reports/1102014Permissions RequiredThird Party Advisory
FAQ
What is CVE-2021-22951?
CVE-2021-22951 is a vulnerability with a CVSS score of 7.5 (HIGH). Unauthorized individuals could view password protected files using view_inline in Concrete CMS (previously concrete 5) prior to version 8.5.7. Concrete CMS now checks to see if a file has a password i...
How severe is CVE-2021-22951?
CVE-2021-22951 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2021-22951?
Check the references section above for vendor advisories and patch information. Affected products include: Concretecms Concrete Cms.