(PT-2013-13) Positive Technologies Security Advisory
XML External Entities Injection in SAP NetWeaver
Vulnerable software
SAP NetWeaver
Version: 7.31 and earlier
Link:
http://scn.sap.com/community/netweaver
Severity level
Severity level: Medium
Impact: Internal Network Resources and File System Access, Denial of Service
Access Vector: Remote
CVSS v2:
Base Score: 6.4
Vector: (AV:N/AC:L/Au:N/C:P/I:N/A:P)
CVE: not assigned
Software description
SAP NetWeaver is SAP's integrated technology computing platform and is the technical foundation for many SAP applications.
Vulnerability description
The specialists of the Positive Research center have detected an XML External Entities Injection vulnerability in SAP NetWeaver.
The vulnerability was detected in the "Live Update" webdynpro application of SAP NetWeaver. The "Live Update" application located at http://host/webdynpro/dispatcher/sap.com/tc~slm~ui_lup/LUP allows the use of external entities while parsing XML files which allows an attacker to read arbitrary files and get the contents of arbitrary directories.
How to fix
Update your software up to the latest version
Advisory status
18.01.2013 - Vendor gets vulnerability details
12.03.2013 - Vendor releases fixed version and details
23.10.2013 - Public disclosure
Credits
The vulnerability was detected by Arseny Reutov, Positive Research Center (Positive Technologies Company)
References
http://en.securitylab.ru/lab/PT-2013-13
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.
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