The Intersil isl3893 extensions for Boa 0.93.15, as used on the FreeLan RO80211G-AP and other devices, do not prevent stack writes from entering memory locations used for string constants, which allows remote attackers to change the admin password stored in memory via a long username in an HTTP Basic Authentication request.
securityreason.com/securityalert/3151
www.gnucitizen.org/projects/router-hacking-challenge/
www.ikkisoft.com/stuff/SN-2007-02.txt
www.securenetwork.it/ricerca/advisory/download/SN-2007-02.txt
www.securityfocus.com/archive/1/479434/100/0/threaded
www.securityfocus.com/archive/1/489009/100/0/threaded
www.securityfocus.com/bid/25676
www.exploit-db.com/exploits/4542