#VU67564 Cleartext transmission of sensitive information in NGINX Controller - CVE-2021-23018
Published: September 22, 2022
Vulnerability identifier: #VU67564
Vulnerability risk: Medium
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2021-23018
CWE-ID: CWE-319
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerable software:
NGINX Controller
NGINX Controller
Software vendor:
F5 Networks
F5 Networks
Description
The vulnerability allows a remote attacker to gain access to sensitive information.
The vulnerability exists due to the services within the NGINX Controller namespace are using cleartext protocols inside the cluster. A remote attacker with ability to intercept network traffic can gain access to sensitive data.
Remediation
Install updates from vendor's website.