exploit the possibilities

D-Link DSL-2740B Authentication Bypass

D-Link DSL-2740B Authentication Bypass
Posted Mar 2, 2013
Authored by Ivano Binetti

D-Link DSL-2740B ADSL router suffers from an administrative authentication bypass vulnerability.

tags | exploit, bypass
advisories | CVE-2013-2271
MD5 | 751b69f182acee2739cc12d6658e9ebc

D-Link DSL-2740B Authentication Bypass

Change Mirror Download
+------------------------------------------------------------------------------------------------------------------------------------------+
# Exploit Title : D-Link DSL-2740B (ADSL Router) Authentication Bypass
# Date : 10-02-2013
# Author : Ivano Binetti (http://ivanobinetti.com)
# Vendor site : http://www.d-link.com
# Version : DSL-2740B
# Tested on : Firmware Version: EU_1.0 (other models/firmware could be also affected)
# Original Advisory : http://www.webapp-security.com/2013/03/d-link-dsl-2740b-adsl-router-authentication-bypass/
# CVE : CVE-2013-2271
+-------------------------------------------------------------------------------------------------------------------------------------------+
+---------------------------------------[D-Link DSL-2740B Bypass Authentication by Ivano Binetti]-------------------------------------------+
Summary

1)Introduction
2)Vulnerability Description
3)Exploit
+--------------------------------------------------------------------------------------------------------------------------------------------+

1)Introduction
D-Link DSL-2740B is an ADSL Router using a web management interface in order to change configuration settings.

2)Vulnerability Description
This router allows an attacker to bypass authentication and to login with administrator ("admin" user) permissions.
When the administrator is logged in the web management interface, an attacker is be able to completely bypass authentication phase and
connect to the web management interface with administrator's credentials.
Please observe that the default URL to access to the web management interface is "http://192.168.1.1" but this attack can also be
performed by an axternal attacker who connects to the router's public IP address, if remote management is enabled.

3)Exploit
When an administrator in logged in the web management interface an attacker can bypass authentication and get administrator permissions
connecting to the following URL:

http://<ip address>/login.cgi (where <ip address> can be both internal or public)


Login or Register to add favorites

File Archive:

September 2021

  • Su
  • Mo
  • Tu
  • We
  • Th
  • Fr
  • Sa
  • 1
    Sep 1st
    14 Files
  • 2
    Sep 2nd
    19 Files
  • 3
    Sep 3rd
    9 Files
  • 4
    Sep 4th
    1 Files
  • 5
    Sep 5th
    2 Files
  • 6
    Sep 6th
    3 Files
  • 7
    Sep 7th
    12 Files
  • 8
    Sep 8th
    22 Files
  • 9
    Sep 9th
    17 Files
  • 10
    Sep 10th
    19 Files
  • 11
    Sep 11th
    3 Files
  • 12
    Sep 12th
    2 Files
  • 13
    Sep 13th
    15 Files
  • 14
    Sep 14th
    16 Files
  • 15
    Sep 15th
    15 Files
  • 16
    Sep 16th
    7 Files
  • 17
    Sep 17th
    13 Files
  • 18
    Sep 18th
    2 Files
  • 19
    Sep 19th
    2 Files
  • 20
    Sep 20th
    14 Files
  • 21
    Sep 21st
    20 Files
  • 22
    Sep 22nd
    28 Files
  • 23
    Sep 23rd
    13 Files
  • 24
    Sep 24th
    10 Files
  • 25
    Sep 25th
    1 Files
  • 26
    Sep 26th
    1 Files
  • 27
    Sep 27th
    20 Files
  • 28
    Sep 28th
    19 Files
  • 29
    Sep 29th
    0 Files
  • 30
    Sep 30th
    0 Files

Top Authors In Last 30 Days

File Tags

Systems

packet storm

© 2020 Packet Storm. All rights reserved.

Services
Security Services
Hosting By
Rokasec
close