what you don't know can hurt you

SAP NetWeaver AS JAVA 7.5 Information Disclosure

SAP NetWeaver AS JAVA 7.5 Information Disclosure
Posted Jun 22, 2016
Authored by Vahagn Vardanyan

SAP NetWeaver AS JAVA versions 7.1 through 7.5 suffer form an information disclosure vulnerability in WD_CHAT.

tags | exploit, java, info disclosure
advisories | CVE-2016-3973
MD5 | d3e6c44fb2365d40c1c8714de05523a5

SAP NetWeaver AS JAVA 7.5 Information Disclosure

Change Mirror Download
Application:  SAP NetWeaver AS JAVA

Versions Affected: SAP NetWeaver AS JAVA 7.1 - 7.5

Vendor URL: http://SAP.com

Bug: information disclosure

Sent: 04.12.2015

Reported: 05.12.2015

Vendor response: 05.12.2015

Date of Public Advisory: 08.03.2016

Reference: SAP Security Note 2255990

Author: Vahagn Vardanyan (ERPScan)




Description

1. ADVISORY INFORMATION

Title: SAP NetWeaver AS Java WD_CHAT – Information disclosure vulnerability

Advisory ID: [ERPSCAN-16-016]

Risk: Medium

Advisory URL: https://erpscan.com/advisories/erpscan-16-016-sap-netweaver-7-4-information-disclosure-wd_chat/

Date published: 08.03.2016

Vendors contacted: SAP


2. VULNERABILITY INFORMATION

Class: Information disclosure

Impact: Private data leakage

Remotely Exploitable: Yes

Locally Exploitable: No

CVE: CVE-2016-3973



CVSS Information

CVSS Base Score v3: 4.3 / 10

CVSS Base Vector:

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

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

Au : Authentication (Level of authentication needed to exploit) None (N)

C : Impact to Confidentiality Low(N)

I : Impact to Integrity None(N)

A : Impact to Availability None (N)


3. VULNERABILITY DESCRIPTION

Anonymous attacker can use a special HTTP request to get information
about SAP NetWeaver users.


4. VULNERABLE PACKAGES

RTC 7.3-7.4

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


5. SOLUTIONS AND WORKAROUNDS

To correct this vulnerability, install SAP Security Note 2255990


6. AUTHOR

Vahagn Vardanyan (ERPScan)


7. TECHNICAL DESCRIPTION

Anonymous attacker can use a special HTTP request to get information
about SAP NetWeaver users.


Steps to exploit the vulnerability

1. open http://SAP:50000/webdynpro/resources/sap.com/tc~rtc~coll.appl.rtc~wd_chat/Chat#

2. press "Add users"

3. in the opened window, enter any chars and press search



8. REPORT TIMELINE

Sent: 04.12.2015

Reported: 05.12.2015

Vendor response: 05.12.2015

Date of Public Advisory: 08.03.2016



9. REFERENCES

https://erpscan.com/advisories/erpscan-16-016-sap-netweaver-7-4-information-disclosure-wd_chat/


10. ABOUT ERPScan Research

The company’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 ‘Emerging Vendor’
in Security by CRN, listed among “TOP 100 SAP Solution providers” 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.

ERPScan’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 ‘follow the sun’ 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
Login or Register to add favorites

File Archive:

January 2022

  • Su
  • Mo
  • Tu
  • We
  • Th
  • Fr
  • Sa
  • 1
    Jan 1st
    2 Files
  • 2
    Jan 2nd
    0 Files
  • 3
    Jan 3rd
    20 Files
  • 4
    Jan 4th
    4 Files
  • 5
    Jan 5th
    37 Files
  • 6
    Jan 6th
    20 Files
  • 7
    Jan 7th
    4 Files
  • 8
    Jan 8th
    0 Files
  • 9
    Jan 9th
    0 Files
  • 10
    Jan 10th
    18 Files
  • 11
    Jan 11th
    8 Files
  • 12
    Jan 12th
    19 Files
  • 13
    Jan 13th
    31 Files
  • 14
    Jan 14th
    2 Files
  • 15
    Jan 15th
    2 Files
  • 16
    Jan 16th
    2 Files
  • 17
    Jan 17th
    18 Files
  • 18
    Jan 18th
    13 Files
  • 19
    Jan 19th
    15 Files
  • 20
    Jan 20th
    29 Files
  • 21
    Jan 21st
    12 Files
  • 22
    Jan 22nd
    0 Files
  • 23
    Jan 23rd
    0 Files
  • 24
    Jan 24th
    17 Files
  • 25
    Jan 25th
    34 Files
  • 26
    Jan 26th
    23 Files
  • 27
    Jan 27th
    24 Files
  • 28
    Jan 28th
    0 Files
  • 29
    Jan 29th
    0 Files
  • 30
    Jan 30th
    0 Files
  • 31
    Jan 31st
    0 Files

Top Authors In Last 30 Days

File Tags

Systems

packet storm

© 2020 Packet Storm. All rights reserved.

Services
Security Services
Hosting By
Rokasec
close