Message-ID: <CANHWe91bPSprmNCw1Onyk+=nasiZ5LEWdEf0awRPPDf4jXrUPQ@mail.gmail.com>
Date: Fri, 12 Feb 2016 20:52:47 +0300
From: ERPScan inc <erpscan.online@...il.com>
To: submissions@...ketstormsecurity.com, fulldisclosure@...lists.org,
  pen-test@...urityfocus.com, bugs@...uritytracker.com,
  bugtraq@...urityfocus.com
Subject: [ERPSCAN-15-032] SAP PCo agent – DoS vulnerability

Application: SAP PCo
Versions Affected: SAP PCo 2.2, 2.3, 15.0, and 15.1
Vendor URL: http://SAP.com
Bugs: DoS
Send: 05.09.2015
Reported: 05.09.2015
Vendor response: 06.09.2015
Date of Public Advisory: 20.11.2015
Reference: SAP Security Note 2238619
Author:  Mathieu Geli (ERPScan)


Description


1. ADVISORY INFORMATION
Title: SAP PCo
Advisory ID: [ERPSCAN-15-032]
Risk: high
Advisory URL: https://erpscan.com/advisories/erpscan-15-032-sap-pco-agent-dos-vulnerability/
Date published: 20.11.2015
Vendors contacted: SAP

2. VULNERABILITY INFORMATION
Class: Denial of service
Impact: Disrupt operational status
Remotely Exploitable: Yes
Locally Exploitable: Yes
CVE Name: CVE-2015-8330


CVSS Information
CVSS Base Score:  7.1 / 10
CVSS Base Vector:
AV : Access Vector (Related exploit range) Network (N)
AC : Access Complexity (Required attack complexity) Medium (M)
Au : Authentication (Level of authentication needed to exploit) None (N)
C : Impact to Confidentiality None (N)
I  : Impact to Integrity None (N)
A : Impact to Availability Complete (C)

3. VULNERABILITY DESCRIPTION

An attacker can crash the PCo agent by forging xMII requests to the TCP port.


4. VULNERABLE PACKAGES

SAP PCo agent 2.2, 2.3, 15.0 and 15.1
Other versions are probably affected too, but they were not checked.

5. SOLUTIONS AND WORKAROUNDS

To correct this vulnerability, install SAP Security Note 2238619


6. AUTHOR

Mathieu Geli (ERPScan)


7. TECHNICAL DESCRIPTION

When sending special forged queries to the SAP Pco Agent (available in
query mode), you can crash the agent and disrupt a PCo operation.


8. REPORT TIMELINE

Send:                                      05.09.2015
Reported: 05.09.2015
Vendor response: 06.09.2015
Date of Public Advisory: 20.11.2015



9. REFERENCES

https://erpscan.com/advisories/erpscan-15-032-sap-pco-agent-dos-vulnerability/

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

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