Riskcovery

CVE-2021-32800

Bypass of Two Factor Authentication in Nextcloud server

State
Published
Severity
8.1 High
Published
Sep 7, 2021
Updated
Aug 3, 2024
Reserved
May 12, 2021

Read the record on cve.org

Description

Nextcloud server is an open source, self hosted personal cloud. In affected versions an attacker is able to bypass Two Factor Authentication in Nextcloud. Thus knowledge of a password, or access to a WebAuthN trusted device of a user was sufficient to gain access to an account. It is recommended that the Nextcloud Server is upgraded to 20.0.12, 21.0.4 or 22.1.0. There are no workaround for this vulnerability.

Scores

CVSSScoreVectorSource
3.18.1 HighCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:NGitHub_M

Weaknesses

  • CWE-306 Missing Authentication for Critical Function

Affected Products

ProductVersions
security-advisoriesnextcloud
  • < 20.0.12Affected
  • >= 21.0.0, < 21.0.4Affected
  • >= 22.0.0, < 22.1.0Affected

References

Every record here comes from the CVE Program’s CVE List. © 1999–2026 The MITRE Corporation. CVE is a registered trademark of The MITRE Corporation. The records are reproduced under the CVE Program terms of use.