Free and open-source vulnerability scanner
Mageni eases for you the vulnerability scanning, assessment, and management process. It is free and open-source.
Install NowAvailable for macOS, Windows, and Linux
Nextcloud Server Brute-Force Protection Vulnerability (NC-SA-2021-009)
Information
Severity
Severity
Medium
Family
Family
Web application abuses
CVSSv2 Base
CVSSv2 Base
6.4
CVSSv2 Vector
CVSSv2 Vector
AV:N/AC:L/Au:N/C:P/I:P/A:N
Solution Type
Solution Type
Vendor Patch
Created
Created
2 years ago
Modified
Modified
2 years ago
Summary
Nextcloud Server is prone to a vulnerability in the brute-force protection.
Insight
Insight
Nextcloud server is vulnerable to brute force attacks due to lack of inclusion of IPv6 subnets in rate-limiting considerations. This could potentially result in an attacker bypassing rate-limit controls such as the Nextcloud brute-force protection.
Affected Software
Affected Software
Nextcloud server prior to versions 19.0.11, 20.x through 20.0.9 and 21.x through 21.0.1.
Detection Method
Detection Method
Checks if a vulnerable version is present on the target host.
Solution
Solution
Update to version 19.0.11, 20.0.10, 21.0.2 or later.