exploit the possibilities

Yealink VOIP Phone Cross Site Scripting

Yealink VOIP Phone Cross Site Scripting
Posted Feb 29, 2012
Authored by Narendra Shinde

Yealink VOIP Phone suffers from a persistent cross site scripting vulnerability.

tags | exploit, xss
advisories | CVE-2012-1417
MD5 | 1356c22c62ef3603d02f11bd45485604

Yealink VOIP Phone Cross Site Scripting

Change Mirror Download

==============================================================
Secur-I Research Group Security Advisory [ SV-2012-005]
==============================================================
Title: Yealink VOIP Phone Persistent Cross Site Scripting Vulnerability
Product: Yealink Easy VOIP Phone
Homepage: http://www.yealink.com/
Impact: Medium
Authentication: Required
CVE: CVE-2012-1417
Vulnerability ID: SV-2012-005
Found: 2012-02-21
Author: Narendra Shinde
Secur-I Research Group
http://securview.com/
===================================================
Vendor description:
---------------------------
Yealink is the professional designer and manufacturer of IP Phone and IP Video Phone for the world-wide broadband telephony market. For more than ten years, Yealink has focused on VoIP products characterized by high cost-performance, easy deployment and affordable price.
Source: http://www.yealink.com/index.php/Company/


Vulnerability Information:
-----------------------------------
1) Multiple Cross Site Scripting vulnerabilities

Vulnerability Information:
-------------------------------------
Class: Improper Neutralization of Input during Web Page Generation ('Cross-site Scripting') [CWE-79]
Impact: Insertion and Execution of malicious scripts in user browser
Remotely Exploitable: Yes
Authentication Required: Yes
User interaction Required : Yes

Vulnerability overview/description:
-------------------------------------------------
Yealink Easy Voip phone is prone to multiple cross-site scripting vulnerabilities as the user-supplied input received via certain parameters is not properly sanitized. This can be exploited by submitting specially crafted input to the affected software. Successful exploitation could allow the attacker to execute arbitrary script code within the user's browser session in the security context of the targeted site. The attacker could redirect user to malicious site, gain access to user's cookies (including authentication cookies), if any, associated with the targeted site, access recently submitted data by the target user via web forms, or take actions on the site masquerading as the target user.

Description:

While adding contact information on Contacts page , user input is not properly sanitized.
The "name" field in Local Phone book and Blacklist form is vulnerable to script injection attacks.

Exploitation:
- Login using normal user (Default is user:user)
- Visit Contacts page at http://x.x.x.x/cgi-bin/ConfigManApp.com?Id=9
- Insert "><img src=0 onerror=alert(/xss/) />

Device use common contact page for normal user and Admin user.Therefore any malicious input from user account on Contact page direclty affects admin user.


Workaround:
------------------
- Filter all unnecessary special characters from user input
- Use character escaping and encoding
- For more details please refer:
https://www.owasp.org/index.php/Cross- Site_Request_Forgery_%28CSRF%29_Prevention_Cheat_Sheet

Timeline:
---------
Vulnerability Found : 2012-02-21
Reported to Vendor : 2012-02-23
Response from vendor support : 2012-02-27 (Contact the distributor in area not the vendor)


Confidentiality: This e-mail and any attachments may be confidential and may also be privileged. If you are not an intended named recipient, please notify the sender immediately and do not disclose the contents to another person use it for any purpose, or store or copy the information in any medium.
Login or Register to add favorites

File Archive:

October 2021

  • Su
  • Mo
  • Tu
  • We
  • Th
  • Fr
  • Sa
  • 1
    Oct 1st
    16 Files
  • 2
    Oct 2nd
    1 Files
  • 3
    Oct 3rd
    1 Files
  • 4
    Oct 4th
    24 Files
  • 5
    Oct 5th
    24 Files
  • 6
    Oct 6th
    11 Files
  • 7
    Oct 7th
    14 Files
  • 8
    Oct 8th
    19 Files
  • 9
    Oct 9th
    1 Files
  • 10
    Oct 10th
    0 Files
  • 11
    Oct 11th
    7 Files
  • 12
    Oct 12th
    15 Files
  • 13
    Oct 13th
    26 Files
  • 14
    Oct 14th
    10 Files
  • 15
    Oct 15th
    6 Files
  • 16
    Oct 16th
    2 Files
  • 17
    Oct 17th
    1 Files
  • 18
    Oct 18th
    14 Files
  • 19
    Oct 19th
    15 Files
  • 20
    Oct 20th
    20 Files
  • 21
    Oct 21st
    12 Files
  • 22
    Oct 22nd
    14 Files
  • 23
    Oct 23rd
    0 Files
  • 24
    Oct 24th
    0 Files
  • 25
    Oct 25th
    0 Files
  • 26
    Oct 26th
    0 Files
  • 27
    Oct 27th
    0 Files
  • 28
    Oct 28th
    0 Files
  • 29
    Oct 29th
    0 Files
  • 30
    Oct 30th
    0 Files
  • 31
    Oct 31st
    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