SAP NetWeaver Web Dynpro – information disclosure (Enumerate users)

vendor:

SAP NetWeaver Web Dynpro

by:

Richard Alviarez (SIA Group)

CVSS

MEDIUM

Information disclosure

N/A

CWE

Product Name: SAP NetWeaver Web Dynpro

Affected Version From: SAP NetWeaver 6.4

Affected Version To: SAP NetWeaver 7.5

Patch Exists: N/A

Related CWE: N/A

CPE: N/A

Metasploit: N/A

Other Scripts: N/A

Platforms Tested: N/A

2016

SAP NetWeaver Web Dynpro – information disclosure (Enumerate users)

Anonymous attacker can use a special HTTP request to get information about SAP NetWeaver users. A potential attacker can use the vulnerability in order to reveal information about user names, first and last names, and associated emails, this can provide an attacker with enough information to make a more accurate and effective attack. Steps to exploit this vulnerability: 1. Open http://SAP/webdynpro/dispatcher/sap.com/caf~eu~gp~example~timeoff~wd/ACreate or http://SAP/webdynpro/dispatcher/sap.com/caf~eu~gp~example~timeoff~wd/com.sap.caf.eu.gp.example.timeoff.wd.create.ACreate page on SAP server. 2. Press 'Change processor' button. 3. and in the 'find' section, put the initial or name to be searched, followed by a *.

Mitigation:

N/A

Source

Exploit-DB raw data:

# Application: SAP NetWeaver Web Dynpro 6.4 to 7.5 - Information disclosure
# Versions Affected: SAP NetWeaver 6.4 - 7.5
# Vendor URL: http://SAP.com
# Bugs: Information disclosure (Enumerate users)
# Sent: 2016-12-15
# Reported: 2016-12-15
# Date of Public Advisory: 09.02.2016
# Reference: SAP Security Note 2344524
# Author: Richard Alviarez (SIA Group)
# CVE: N/A

# 1. ADVISORY INFORMATION
# Title: SAP NetWeaver Web Dynpro – information disclosure (Enumerate users)
# Advisory ID: 2344524
# Risk: Medium
# Date published: 20.12.2016

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

# 3. VULNERABLE PACKAGES
# SAP NetWeaver Web Dynpro 6.4 - 7.5
# Other versions are probably affected too, but they were not checked.

# 4. TECHNICAL DESCRIPTION
# A potential attacker can use the vulnerability in order to reveal
# information about user names,
# first and last names, and associated emails, this can provide an attacker
# with enough information
# to make a more accurate and effective attack

# Steps to exploit this vulnerability

1. Open
http://SAP/webdynpro/dispatcher/sap.com/caf~eu~gp~example~timeoff~wd/ACreate
or
http://SAP/webdynpro/dispatcher/sap.com/caf~eu~gp~example~timeoff~wd/com.sap.caf.eu.gp.example.timeoff.wd.create.ACreate

page on SAP server

2. Press "Change processor" button

3. and in the "find" section, put the initial or name to be searched,
followed by a *

You will get a list of SAP users and information.