SB2020082611 - Man-in-the-Middle (MitM) attack in F5 BIG-IP products 



SB2020082611 - Man-in-the-Middle (MitM) attack in F5 BIG-IP products

Published: August 26, 2020

Security Bulletin ID SB2020082611
Severity
Medium
Patch available
YES
Number of vulnerabilities 1
Exploitation vector Remote access
Highest impact Information disclosure

Breakdown by Severity

Medium 100%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 1 security vulnerability.


1) Man-in-the-Middle (MitM) attack (CVE-ID: CVE-2020-5917)

The vulnerability allows a remote attacker to perform a Man-in-the-Middle (MitM) attack.

The vulnerability exists due to the BIG-IP and BIG-IQ host OpenSSH servers use keys less than 2048 bits that are no longer considered secure. A remote attacker can perform a Man-in-the-Middle (MitM) attack and/or insecure SSH communications.


Remediation

Install update from vendor's website.