#VU53576 Incorrect default permissions in NGINX Controller - CVE-2021-23021

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Main Vulnerability Database Vulnerabilities #VU53576

#VU53576 Incorrect default permissions in NGINX Controller - CVE-2021-23021

Published: May 25, 2021


Vulnerability identifier: #VU53576
Vulnerability risk: Low
CVSSv4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2021-23021
CWE-ID: CWE-276
Exploitation vector: Local access
Exploit availability: No public exploit available
Vulnerable software:
NGINX Controller
Software vendor:
F5 Networks

Description

The vulnerability allows a local user to escalate privileges on the system.

The vulnerability exists due to incorrect default permissions for agent configuration file /etc/controller-agent/agent.conf. A local user with access to the system can obtain sensitive information, such as the API key.


Remediation

Install updates from vendor's website.

External links