Vulnerability Description
A wrong configuration in Nextcloud Server 19.0.1 incorrectly made the user feel the passwordless WebAuthn is also a two factor verification by asking for the PIN of the passwordless WebAuthn but not verifying it.
CVSS Score
6.8
MEDIUM
CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Nextcloud | Nextcloud Server | < 19.0.2 |
Related Weaknesses (CWE)
References
- https://hackerone.com/reports/924393ExploitThird Party Advisory
- https://nextcloud.com/security/advisory/?id=NC-SA-2020-037Broken LinkVendor Advisory
- https://hackerone.com/reports/924393ExploitThird Party Advisory
- https://nextcloud.com/security/advisory/?id=NC-SA-2020-037Broken LinkVendor Advisory
FAQ
What is CVE-2020-8236?
CVE-2020-8236 is a vulnerability with a CVSS score of 6.8 (MEDIUM). A wrong configuration in Nextcloud Server 19.0.1 incorrectly made the user feel the passwordless WebAuthn is also a two factor verification by asking for the PIN of the passwordless WebAuthn but not v...
How severe is CVE-2020-8236?
CVE-2020-8236 has been rated MEDIUM with a CVSS base score of 6.8/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2020-8236?
Check the references section above for vendor advisories and patch information. Affected products include: Nextcloud Nextcloud Server.