Grindr Bug Bounty - Denial of Service Vulnerability

Document Title:
===============
Grindr Bug Bounty - Denial of Service Vulnerability


References:
===========
http://www.vulnerability-lab.com/get_content.php?id=1490

Video: https://www.youtube.com/watch?v=tqc5_IacqXA



Release Date:
=============
2015-05-05


Vulnerability Laboratory ID (VL-ID):
====================================
1490


Common Vulnerability Scoring System:
====================================
3.3


Discovery Status:
=================
Published


Exploitation Technique:
=======================
Remote


Severity Level:
===============
Low


Technical Details & Description:
================================
The video demonstrates due to a crowd contest a local and remote denial of service vulnerability in the profile.
The attacker injects multiple termination strings (%00%20%00%20%00) to the Display Name input field of the Edit Profile module.
After the inject the service stored the malicious values as DisplayName. After the inject a random user is processing to click in the profile the
contact information (facebook/twitter). After that the victim wants to copy the link and an internal service corruption occurs thats crashs the mobile app.
The issue is local and remote exploitable.

Vulnerable Module(s):
[+] Edit Profile

Vulnerable Parameter(s): (Input)
[+] Display Name

Affected Module(s):
[+] Contact > Social Network > Copy Link


Credits & Authors:
==================
Vulnerability Laboratory [Research Team]


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=========================
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