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AUSCERT External Security Bulletin Redistribution
Solar Controls WATTConfig M Software
11 August 2017
AusCERT Security Bulletin Summary
Product: Solar Controls WATTConfig M Software
Operating System: Windows
Impact/Access: Execute Arbitrary Code/Commands -- Existing Account
CVE Names: CVE-2017-9648
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Solar Controls WATTConfig M Software
Original release date: August 10, 2017
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
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referenced in this product or otherwise. Further dissemination of this
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CVSS v3 7.8
ATTENTION: Low skill level to exploit.
Vendor: Solar Controls
Equipment: WATTConfig M Software
Vulnerability: Uncontrolled Search Path Element
The following versions of Solar Controls' WATTConfig M Software for
Windows 2.5.10 for M SSR/MAX PLCs are affected:
WATTConfig M Software, Version 22.214.171.124 and prior.
Successful exploitation of this vulnerability may allow arbitrary code
Solar Controls has not responded to requests to coordinate with
ICS-CERT recommends that users take defensive measures to minimize the
risk of exploitation of this vulnerability. Specifically, users should:
Minimize network exposure for all control system devices and/or systems,
and ensure that they are not accessible from the Internet.
Locate control system networks and remote devices behind firewalls,
and isolate them from the business network.
When remote access is required, use secure methods, such as Virtual
Private Networks (VPNs), recognizing that VPNs may have vulnerabilities
and should be updated to the most current version available. Also
recognize that VPN is only as secure as the connected devices.
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.
In addition, ICS-CERT recommends that users take the following measures
to protect themselves from social engineering attacks:
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.
No known public exploits specifically target this vulnerability. This
vulnerability is not remotely exploitable.
UNCONTROLLED SEARCH PATH ELEMENT CWE-427
An uncontrolled search path element has been identified, which could allow
an attacker to execute arbitrary code on a target system using a malicious
CVE-2017-9648 has been assigned to this vulnerability. A CVSS v3
base score of 7.8 has been assigned; the CVSS vector string is
Karn Ganeshen reported this vulnerability to ICS-CERT.
Critical Infrastructure Sector(s): Energy
Countries/Areas Deployed: Unknown
Company Headquarters Location: Czech Republic
For any questions related to this report, please contact ICS-CERT at:
Email: email@example.com (link sends e-mail)
Toll Free: 1-877-776-7585
International Callers: (208) 526-0900
For industrial control systems security information and incident reporting:
ICS-CERT continuously strives to improve its products and services. You
can help by choosing one of the links below to provide feedback about
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