[PT-2011-19] SQL injection vulnerability in Help Request System

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     (PT-2011-19) Positive Technologies Security Advisory 

      SQL injection vulnerability in Help Request System

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---[ Vulnerable software ]

                Help Request System
                Version 1.1a and earlier 

                Application link:
                http://freehelpdesk.org/


---[ Severity level ]

                Severity level:                High
                Impact:                        SQL injection
                Access Vector:                 Remote
                

               CVSS v2:
                       Base Score:     7.5
                       Temporal Score: 5.9
                       Vector:         
(AV:N/AC:L/Au:N/C:P/I:P/A:P/E:P/RL:O/RC:C)

               CVE:   not assigned

---[ Software description ]

Help Desk Software is a simple powerful Help Desk Software solution.

---[ Vulnerability description ]

Positive Research Lab has discovered an SQL injection vulnerability in Help 
Request System. Application incorrectly validates input data. That allows 
attackers to conduct SQL injection attack.

"SQL Injection" is a way to bypass network protection and attack the database. 
Settings transferred to the database through web applications are specially 
crafted to modify executable SQL query, for example, an attacker could execute 
additional query with the first one by adding different characters.

The attack can be used to reach the following goals:
1. Obtain access to data which is normally unavailable or obtain system 
configuration data which can be used for further attacks. For example, modified 
query may return hashed user passwords which could be decrypted with brute 
force attack.

---[ How to fix ]

Update your software up to the latest version

---[ Advisory status ]

07.07.2011 - Vendor is notified 
15.07.2011 - Vendor gets vulnerability details 
16.07.2011 - Vendor releases fixed version and details 
24.08.2011 - Public disclosure


---[ Credits ]

The vulnerability was detected by Yuri Goltsev, Positive Research Lab (Positive 
Technologies Company)

---[ References ]

http://en.securitylab.ru/lab/PT-2011-19

Reports on the vulnerabilities previously discovered by Positive Research:

http://www.ptsecurity.com/advisory1.aspx 
http://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 
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.