[Full-disclosure] Multiple CSRF, DoS and XSS vulnerabilities in D-Link DAP 1150

["MustLive" <mustlive@xxxxxxxxxxxxxxxxxx>]

Hello list!

I want to warn you about new security vulnerabilities in D-Link DAP 1150 
(Wi-Fi Access Point and Router).

These are Cross-Site Request Forgery, Denial of Service and Cross-Site 
Scripting vulnerabilities. This is my fourth advisory from series of 
advisories about vulnerabilities in D-Link products.

SecurityVulns ID: 12076.

These vulnerabilities are in device admin panel in Access Point mode. In 
Router mode there are many new sections appear in admin panel which are 
vulnerable to CSRF and XSS.

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Affected products:
-------------------------

Vulnerable is the next model: D-Link DAP 1150, Firmware version 1.2.94. This
model with other firmware versions also must be vulnerable.

D-Link decided not to fix these vulnerabilities, the same as they still
haven't fixed many vulnerabilities in DSL-500T (form 2005).

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Details:
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CSRF (WASC-09):

http://192.168.0.50/index.cgi?res_cmd=20&res_buf=null&res_cmd_type=bl&v2=y&rq=y

Via CSRF it's possible to save configuration. It's needed for saving 
settings after restarting of the device. Also via CSRF it's possible to do 
operations Reboot, Save&Reboot and Logout.

DoS (WASC-10):

Remove restarting of the device:

http://192.168.0.50/index.cgi?res_cmd=6&res_buf=null&res_cmd_type=nbl&v2=y&rq=y

CSRF (WASC-09):

In section Net / Connections via CSRF it's possible to add connections (such 
types as PPPoE, IPoE, L2TP, PPTP), to remove connections and to change 
settings of existent connections.

XSS (persistent) (WASC-08):

In section Net / Connections at adding or editing of connections it's 
possible to set XSS code in subsection Main in field Name. The code will 
execute at page Connections.

In section Net / Connections at adding or editing of connections it's 
possible to set XSS code in subsection Static DHCP in field Host name. The 
code will execute at page Main in connection's properties.

CSRF (WASC-09):

In section Wi-Fi in subsections Security settings, WPS via CSRF it's 
possible to change security settings.

In section Wi-Fi in subsections Basic settings, MAC-Filter (Filter mode, 
MAC-addresses), Station List, WDS, Additional settings, WMM, Client, in 
section Advanced / Device mode, in section System in subsections System log, 
NTP client via CSRF it's possible to change settings.

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Timeline:
------------

2011.11.17 - found vulnerabilities.
2011.12.13 - announced at my site.
2011.12.16 - informed developers.
2012.02.09 - disclosed at my site.

I mentioned about these vulnerabilities at my site 
(http://websecurity.com.ua/5567/).

Best wishes & regards,
MustLive
Administrator of Websecurity web site
http://websecurity.com.ua 


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