SB2022012021 - Incorrect Comparison in BIG-IP virtual server with FastL4 profile 



SB2022012021 - Incorrect Comparison in BIG-IP virtual server with FastL4 profile

Published: January 20, 2022

Security Bulletin ID SB2022012021
Severity
Medium
Patch available
YES
Number of vulnerabilities 1
Exploitation vector Remote access
Highest impact Denial of service

Breakdown by Severity

Medium 100%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 1 security vulnerability.


1) Incorrect Comparison (CVE-ID: CVE-2022-23027)

The vulnerability allows a remote attacker to compromise the target system.

The vulnerability exists due to incorrect comparison when a FastL4 profile and an HTTP, FIX, and/or hash persistence profile are configured on the same virtual server. A remote attacker can perform a denial of service (DoS) attack.


Remediation

Install update from vendor's website.