CVE-2014-8655: Compal Broadband Networks CG6640E Wireless Gateway

Medium severity, CVSS 5.0. EPSS: 7.4% chance of exploitation in the next 30 days.

The Compal Broadband Networks (CBN) CH6640E and CG6640E Wireless Gateway 1.0 with firmware CH6640-3.5.11.7-NOSH allows remote attackers to bypass authentication and obtain sensitive information via an (a) admin or a (b) root value in the userData cookie in a request to (1) CmgwWirelessSecurity.xml, (2) DocsisConfigFile.xml, or (3) CmgwBasicSetup.xml in xml/ or (4) basicDDNS.html, (5) basicLanUsers.html, or (6) rootDesc.xml.

Affected products

• Compal Broadband Networks CG6640E Wireless Gateway
• Compal Broadband Networks CH664OE Wireless Gateway
• Compal Broadband Networks Firmware: version ch6640-3.5.11.7-nosh only

Published 2014-11-06. Last modified 2026-06-17.