PT-2011-46: Information disclosure in SAP

(PT-2011-46) Positive Technologies Security Advisory
Information disclosure in SAP

Vulnerable software

SAP

Application link:
http://www.sap.com

Severity level

Severity level: Medium
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 assign

Vulnerability description

The specialists of the Positive Research center have detected "Information disclosure" vulnerability in SAP.

An Information Leakage vulnerability exists in the way SAProuter works with dynamic memory.
The cause of the leakage is that SAProuter does not clear the dynamically captured memory before reusing it.
The vulnerability may (on certain conditions) allow attackers to obtain configuration files contents (including routing rules and access passwords).

Moreover, the vulnerability potentially allows an attacker to obtain other users’ traffic that passes through SAProuter.

Routing table can be obtained by attackers after administrator locally executes the saprouter –n command (which activates configuration file changes).

How to fix

Update your software up to the latest version

Advisory status

02.12.11 - Vendor is notified
02.12.11 - Vendor gets vulnerability details
03.08.12 - Vendor releases fixed version and details
23.08.12 - Public disclosure

Credits

The vulnerability was discovered by Ilya Smith, Maxim Tsoy, Kirill Mosolov, Evgeny Ryzhov , Positive Research Center (Positive Technologies Company)

References

http://en.securitylab.ru/lab/PT-2011-46
https://service.sap.com/sap/support/notes/1663732

Reports on the vulnerabilities previously discovered by Positive Research:

http://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.