img/main.cgi on the Cisco Linksys WVC54GCA wireless video camera with firmware 1.00R22 and 1.00R24 allows remote authenticated users to read arbitrary files in img/ via a filename in the next_file parameter, as demonstrated by reading .htpasswd to obtain the admin password, a different vulnerability than CVE-2004-2507.
https://euvd.enisa.europa.eu/vulnerability/EUVD-2009-1552
http://www.vupen.com/english/advisories/2009/1173
http://www.securityfocus.com/bid/34629
http://www.gnucitizen.org/blog/hacking-linksys-ip-cameras-pt-2/