F5 Security Updates – 03 August 2023

F5 has released security updates to fix several vulnerabilities across multiple F5 products such as (BIG-IP, BIG-IP APM, F5OS-A, BIG-IQ Centralized Management).

The addressed vulnerabilities could allow the attacker to bypass security restrictions, perform a cross-site scripting attack, obtain sensitive information, or gain elevated privileges by sending a specially crafted request to the affected systems.

Sample of the addressed vulnerabilities:

1. F5 BIG-IP (APM) Privilege Escalation Vulnerability (CVE-2023-38418):

  • CVSS: 7.8
  • Attack Vector: Local
  • Attack Complexity: Low
  • Privileges Required: Low
  • User Interaction: None
  • Consequences: Gain Privileges

2. F5 BIG-IP Cross-Site Scripting Vulnerability (CVE-2023-38138):

  • CVSS: 7.5
  • Attack Vector: Network
  • Attack Complexity: High
  • Privileges Required: None
  • User Interaction: Required
  • Consequences: Cross-Site Scripting
Vulnerabilities
Mitigations

The enterprise should deploy the patch as soon as the testing phase is completed.

F5 Security Advisory

References