CVE-2006-3561: Bt Voyager 2091 Wireless Adsl Router

Medium severity, CVSS 5.0. EPSS: 6.7% chance of exploitation in the next 30 days.

BT Voyager 2091 Wireless firmware 2.21.05.08m_A2pB018c1.d16d and earlier, and 3.01m and earlier, allow remote attackers to bypass the authentication process and gain sensitive information, such as configuration information via (1) /btvoyager_getconfig.sh, PPP credentials via (2) btvoyager_getpppcreds.sh, and decode configuration credentials via (3) btvoyager_decoder.c.

Affected products

• Bt Voyager 2091 Wireless Adsl Router: up to and including 2.21.05.08m_a2pb018c1.d16d; up to and including 3.01m

Published 2006-07-13. Last modified 2026-06-16.