CVE-2023-20238 (CVSS score of 10): Cisco BroadWorks Authentication Bypass Vulnerability Vulnerability CVE-2023-20238 (CVSS score of 10): Cisco BroadWorks Authentication Bypass Vulnerability Do Son September 6, 2023 0 The vulnerability, known as CVE-2023-20238, is an authentication bypass vulnerability, with a maximum CVSS score of 10