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(PT-2011-43) Positive Technologies Security Advisory 

Database information disclosure in Kayako Fusion 

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---[ Vulnerable software ]

Kayako Fusion 

Link:  
https://www.kayako.com/products/fusion/


---[ Severity level ]

Severity level:    High
Impact:      Database information disclosure
Access Vector:    Network exploitable
                

CVSS v2:
 Base Score:     6.5
 Temporal Score: 5.3
 Vector:         (AV:N/AC:L/Au:S/C:P/I:P/A:P/E:P/RL:U/RC:UC)

CVE:   not assigned

---[ Software Description ]

Kayako Fusion is the world's leading multi-channel helpdesk solution that enables organizations to deliver a better customer experience and work more effectively as a team, whatever their size.
Whether over email, support tickets, self-help, live chat or voice, your customers' support history is tracked in one place and can be accessed from anywhere.

---[ Vulnerability Description ]

A vulnerability has been discovered in Kayako Fusion, which can be exploited by a malicious person with a 'staff' privileged user account.
The vulnerability exists in the logic of report generation, which is based on Kayako Query Language (KQL). An authorized 'staff' user can generate a report containing usernames and hashed password of all system users.

--[ How to fix ]

Update your software up to the latest version
https://gist.github.com/09cb5ef5858fc1a58369
https://gist.github.com/5a2699660dda345c2953

--[ Advisory status ]

25.11.2011 - Vendor is notified 
25.11.2011 - Vendor gets vulnerability details 
25.11.2011 - Vendor releases fixed version and details 
02.12.2011 - Public disclosure


---[ Credits ]

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


---[ References ]

https://en.securitylab.ru/lab/PT-2011-43

Reports on the vulnerabilities previously discovered by Positive Research:

https://www.ptsecurity.com/advisory1.aspx 
https://en.securitylab.ru/lab/


---[ About Positive Technologies ]

Positive Technologies www.ptsecurity.com is among the key players in the IT security market in Russia.

The principal activities of the company include the development of integrated tools for information security monitoring (MaxPatrol); providing IT security consulting services and technical support; development of the Securitylab en.securitylab.ru https://www.securitylab.com/leading Russian information security portal.

Among the clients of Positive Technologies, there are more than 40 state enterprises, more than 50 banks and financial organizations,
20 telecommunication companies, more than 40 plant facilities, as well as IT, service and retail companies from Russia, the CIS countries, the Baltic States, China, Ecuador, Germany, Great Britain, Holland, Iran, Israel, Japan, Mexico, the Republic of South Africa, Thailand, Turkey, and the USA.

Positive Technologies is a team of highly skilled developers, advisers and experts with years of vast hands-on experience. The company specialists possess professional titles and certificates; they are the members of various international societies and are actively involved in the IT security field development.