Critical Vulnerability in Cisco BroadWorks

Published on 08 Sep 2023 | Updated on 08 Sep 2023

Cisco has released security updates to address a vulnerability (CVE-2023-20238) affecting Cisco BroadWorks Application Delivery Platform and Cisco BroadWorks Xtended Services Platform components. The vulnerability has a Common Vulnerability Scoring System (CVSSv3) score of 10.0 out of 10.0.

This vulnerability affects Cisco BroadWorks Application Delivery Platform and Cisco BroadWorks Xtended Services Platform if users are running a vulnerable release of Cisco BroadWorks and have one of the following applications enabled:

AuthenticationService
BWCallCenter
BWReceptionist
CustomMediaFilesRetrieval
ModeratorClientApp
PublicECLQuery
PublicReporting
UCAPI
Xsi-Actions
Xsi-Events
Xsi-MMTel
Xsi-VTR

Successful exploitation of the vulnerability could allow an attacker to execute arbitrary code, access confidential data, alter user settings and commit toll fraud.

Users and administrators of affected product versions are advised to update to the latest versions immediately:

22.0 and earlier: Migrate to a fixed release
23.0: AP.platform.23.0.1075.ap385341
Release Independent (RI): 2023.06_1.333 and 2023.07_1.332

More information is available here:
https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-bw-auth-bypass-kCggMWhX
https://www.bleepingcomputer.com/news/security/cisco-broadworks-impacted-by-critical-authentication-bypass-flaw/