(PT-2013-06) Positive Technologies Security Advisory
Current User Context Access in Oracle Siebel CRM

Vulnerable software

Oracle Siebel CRM
Version: 8.1.1, 8.2.2

Link:
http://www.oracle.com/us/products/applications/siebel/overview/index.html

Severity level

Severity level: Medium
Impact: Current User Context Access
Access Vector: Remote

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

CVE: CVE-2013-5867

Software description

Oracle Siebel CRM is a customer relationship management application used to develop a complex corporate information system.

Vulnerability description

The specialists of the Positive Research center have detected a Current User Context Access vulnerability in Oracle Siebel CRM.

An attacker is able to access the system and operate in the name of aby user. The attacker can get context bruteforcing certain cookie values. All systems with hard-coded initial value of the used encryption algorithm are vulnerable.

How to fix

Update your software up to the latest version

Advisory status

05.02.2013 - Vendor gets vulnerability details
15.10.2013 - Vendor releases fixed version and details
25.10.2013 - Public disclosure

Credits

The vulnerability was detected by Alexander Tlyapov, Dmitry Sklyarov, Positive Research Center (Positive Technologies Company)

References

http://en.securitylab.ru/lab/PT-2013-06
http://www.oracle.com/technetwork/topics/security/cpuoct2013-1899837.html

Reports on the vulnerabilities previously discovered by Positive Research:

http://www.ptsecurity.com/research/advisory/
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.