PT-2011-03: Information disclosure in Kayako Support Suite

Vulnerable software

Kayako Support Suite
Version: 3.70.02-stable and earlier

Application link:

Severity level

Severity level: Low
Impact: Information disclosure
Access Vector: Network exploitable

CVSS v2:
Base Score: 5.0
Vector: (AV:N/AC:L/Au:N/C:P/I:N/A:N)

CVE: not assigned

Software description

Kayako Support Suite is a HelpDesk system.

Vulnerability description

Positive Research Center has discovered an installation path disclosure vulnerability in Kayako Support Suite.

Application insufficiently verifies incoming data while handling HTTP GET request to /staff/index.php script.
An attacker can get application installation path via the following URL:

How to fix

Update your software up to the v4

Advisory status

25.11.2011 - Vendor is notified
25.11.2011 - Vendor gets vulnerability details
25.08.2011 - Vendor releases fixed version and details
29.12.2011 - Public disclosure


The vulnerability was discovered by Alexander Zaitsev, Positive Research Center (Positive Technologies Company)


Reports on the vulnerabilities previously discovered by Positive Research: