CVE-2021-22906 Information

Description

Nextcloud End-to-End Encryption before 1.5.3 1.6.3 and 1.7.1 suffers from a denial of service vulnerability due to permitting any authenticated users to lock files of other users.

CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Reference

https://hackerone.com/reports/1189174 https://github.com/nextcloud/security-advisories/security/advisories/GHSA-3829-45wm-ww36

Attack Complexity

LOW

Privileges Required

LOW

User Interaction Required

LOW

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

NONE

Availability Impact

NONE

Base Score

HIGH

Base Severity

6.5