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VULNERABILITIES

CVE-2020-8236 Details

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.

Metrics

CVSS 3.x Severity and Vector Strings:

NIST: [email protected]CVSS-B:6.8 MEDIUMVector:CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

References to Advisories, Solutions, and Tools

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URLSource(s)Tag(s)
https://hackerone.com/reports/924393 CVEExploitThird Party Advisory
https://nextcloud.com/security/advisory/?id=NC-SA-2020-037 CVEBroken LinkVendor Advisory
https://hackerone.com/reports/924393 [email protected]ExploitThird Party Advisory
https://nextcloud.com/security/advisory/?id=NC-SA-2020-037 [email protected]Broken LinkVendor Advisory

Weakness Enumeration

CWE-IDCWE NameSource
CWE-287Improper Authentication[email protected]
CWE-287Improper Authentication[email protected]

Affected Products

ProductVersions
nextcloud nextcloud server
< 19.0.2

CPE

  • cpe:2.3:a:nextcloud:nextcloud_server:*:*:*:*:*:*:*:*

Remediation

  • No remediation found in references.

Change History

5 change records found show changes

QUICK INFO

CVE Dictionary Entry:
CVE-2020-8236
NVD Published Date:
Nov 2, 2020
NVD Last Modified:
Jun 17, 2026
Source:
[email protected]
CVE-2020-8236 Details - Not Deferred