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Rewterz Threat Advisory – CVE-2020-5867 – F5 NGINX Controller

Severity

Medium

Analysis Summary

F5 NGINX Controller is vulnerable to a man-in-the-middle attack, caused by using HTTP communication in the install.sh installer script to check and install packages. An attacker could exploit this vulnerability to launch a man-in-the-middle attack and gain access to the communication channel between endpoints to forge any packages and get the malicious packages installed.

Impact

Unauthorized Access

Affected Vendors

F5

Affected Products

  • F5 NGINX Controller 1.0.1
  • F5 NGINX Controller 2.0.0
  • F5 NGINX Controller 2.9.0
  • F5 NGINX Controller 3.0.0

Remediation

Refer to F5 Security Advisory K00958787 for upgraded patch.