ESB-2017.2159 - [Win] AzeoTech DAQFactory: Multiple vulnerabilities 2017-08-30

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             AUSCERT External Security Bulletin Redistribution

                               ESB-2017.2159
   Multiple vulnerabilities have been identified in AzeoTech DAQFactory
                              30 August 2017

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        AusCERT Security Bulletin Summary
        ---------------------------------

Product:           AzeoTech DAQFactory
Publisher:         ICS-CERT
Operating System:  Windows
Impact/Access:     Execute Arbitrary Code/Commands -- Existing Account
                   Modify Arbitrary Files          -- Existing Account
                   Overwrite Arbitrary Files       -- Existing Account
Resolution:        Patch/Upgrade
CVE Names:         CVE-2017-12699 CVE-2017-5147 

Original Bulletin: 
   https://ics-cert.us-cert.gov/advisories/ICSA-17-241-01

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Advisory (ICSA-17-241-01)

AzeoTech DAQFactory

Original release date: August 29, 2017

Legal Notice

All information products included in http://ics-cert.us-cert.gov are provided
"as is" for informational purposes only. The Department of Homeland Security 
(DHS) does not provide any warranties of any kind regarding any information 
contained within. DHS does not endorse any commercial product or service, 
referenced in this product or otherwise. Further dissemination of this product
is governed by the Traffic Light Protocol (TLP) marking in the header. For 
more information about TLP, see http://www.us-cert.gov/tlp/.

CVSS v3 7.1

ATTENTION: Local access and user-level privileges are required to exploit 
these vulnerabilities

Vendor: AzeoTech

Equipment: DAQFactory

Vulnerabilities: Incorrect Default Permissions, Uncontrolled Search Path 
Element

AFFECTED PRODUCTS

AzeoTech reports that the vulnerabilities affect the following versions of 
DAQFactory HMI:

DAQFactory versions prior to 17.1

IMPACT

Successful exploitation of these vulnerabilities could allow authenticated 
system users to escalate their privileges and modify or replace application 
files.

MITIGATION

According to AzeoTech, the newest version (Version 17.1) gives write 
privileges only to administrators and no longer searches for dlls outside of 
the application directory.

AzeoTech provides the following instructions to upgrade to Version 17.1. 
Existing users can download and install the DAQFactory trial from the 
following web site over their existing installation at no charge:

http://www.AzeoTech.com/downloads.php

The user's license is maintained. Because this is the standard update path for
DAQFactory, most users will be familiar with the process.

NCCIC/ICS-CERT recommends that users take the following measures to protect 
themselves from social engineering attacks. Specifically, users should:

Do not click web links or open unsolicited attachments in email messages.

Refer to Recognizing and Avoiding Email Scams for more information on avoiding
email scams.

Refer to Avoiding Social Engineering and Phishing Attacks for more information
on social engineering attacks.

ICS-CERT reminds organizations to perform proper impact analysis and risk 
assessment prior to deploying defensive measures.

ICS-CERT also provides a section for control systems security recommended 
practices on the ICS-CERT web page. Several recommended practices are 
available for reading and download, including Improving Industrial Control 
Systems Cybersecurity with Defense-in-Depth Strategies.

Additional mitigation guidance and recommended practices are publicly 
available in the ICS-CERT Technical Information Paper, 
ICS-TIP-12-146-01B--Targeted Cyber Intrusion Detection and Mitigation 
Strategies, that is available for download from the ICS-CERT web site.

Organizations observing any suspected malicious activity should follow their 
established internal procedures and report their findings to ICS-CERT for 
tracking and correlation against other incidents.

No known public exploits specifically target these vulnerabilities. These 
vulnerabilities are not remotely exploitable.

VULNERABILITY OVERVIEW

INCORRECT DEFAULT PERMISSIONS CWE-276

Local, non-administrative users may be able to replace or modify original 
application files with malicious ones.

CVE-2017-12699 has been assigned to this vulnerability. A CVSS v3 base score 
of 7.1 has been calculated; the CVSS vector string is 
(AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N).

UNCONTROLLED SEARCH PATH ELEMENT CWE-427

An uncontrolled search path element vulnerability has been identified, which 
may execute malicious DLL files that have been placed within the search path.

CVE-2017-5147 has been assigned to this vulnerability. A CVSS v3 base score of
4.2 has been calculated; the CVSS vector string is 
(AV:L/AC:H/PR:L/UI:R/S:U/C:L/I:L/A:L).

RESEARCHER

Karn Ganeshen reported these vulnerabilities to ICS-CERT.

BACKGROUND

Critical Infrastructure Sectors: Critical manufacturing, Energy, and Water

Countries/Areas Deployed: United States and Europe

Company Headquarters Location: United States

Contact Information

For any questions related to this report, please contact ICS-CERT at:

Email: ics-cert@hq.dhs.gov

Toll Free: 1-877-776-7585

International Callers: (208) 526-0900

For industrial control systems security information and incident reporting: 
http://ics-cert.us-cert.gov

ICS-CERT continuously strives to improve its products and services. You can 
help by choosing one of the links below to provide feedback about this 
product.

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