Vulnerability Description
An issue was discovered in Concrete CMS through 8.5.5. Fetching the update json scheme over HTTP leads to remote code execution.
CVSS Score
7.2
HIGH
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Concretecms | Concrete Cms | <= 8.5.5 |
References
- https://documentation.concretecms.org/developers/introduction/version-history/85Release NotesVendor Advisory
- https://hackerone.com/reports/982130Permissions RequiredThird Party Advisory
- https://documentation.concretecms.org/developers/introduction/version-history/85Release NotesVendor Advisory
- https://hackerone.com/reports/982130Permissions RequiredThird Party Advisory
FAQ
What is CVE-2021-40099?
CVE-2021-40099 is a vulnerability with a CVSS score of 7.2 (HIGH). An issue was discovered in Concrete CMS through 8.5.5. Fetching the update json scheme over HTTP leads to remote code execution.
How severe is CVE-2021-40099?
CVE-2021-40099 has been rated HIGH with a CVSS base score of 7.2/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2021-40099?
Check the references section above for vendor advisories and patch information. Affected products include: Concretecms Concrete Cms.