ESB-2017.2658 - [Win] SpiderControl MicroBrowser: Execute arbitrary code/commands - Remote with user interaction 2017-10-20

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             AUSCERT External Security Bulletin Redistribution

                               ESB-2017.2658
           Advisory (ICSA-17-292-01): SpiderControl MicroBrowser
                              20 October 2017

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

Product:           SpiderControl MicroBrowser
Publisher:         ICS-CERT
Operating System:  Windows
Impact/Access:     Execute Arbitrary Code/Commands -- Remote with User Interaction
Resolution:        Patch/Upgrade
CVE Names:         CVE-2017-14010  

Original Bulletin: 
   https://ics-cert.us-cert.gov/advisories/ICSA-17-292-01

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Advisory (ICSA-17-292-01)
SpiderControl MicroBrowser
Original release date: October 19, 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
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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 8.8

ATTENTION: Remotely exploitable/low skill level to exploit

Vendor: SpiderControl

Equipment: MicroBrowser

Vulnerability: Uncontrolled Search Path Element

AFFECTED PRODUCTS

The following versions of SpiderControl MicroBrowser, a touch panel
operating system, are affected:

    MicroBrowser Windows XP, Vista 7, 8 and 10, Versions 1.6.30.144
    and prior.

IMPACT

Exploitation of this vulnerability could allow an attacker to execute
arbitrary code on the target system.

MITIGATION

SpiderControl has provided software update Version 1.6.30.148 for
MicroBrowser, which fixes this vulnerability. SpiderControl recommends users
update to the new version, which is available at the following location:

http://spidercontrol.net/download/downloadarea/?lang=en (link is external)

NCCIC/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.

VULNERABILITY OVERVIEW

UNCONTROLLED SEARCH PATH ELEMENT CWE-427

An uncontrolled search path element vulnerability has been identified which
could be exploited by placing a specially crafted DLL file in the search
path. If the malicious DLL is loaded prior to the valid DLL, an attacker
could execute arbitrary code on the system.

CVE-2017-14010 has been assigned to this vulnerability. A CVSS
v3 base score of 8.8 has been assigned; the CVSS vector string is
(AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H).

RESEARCHER

Karn Ganeshen reported this vulnerability to ICS-CERT.

BACKGROUND

Critical Infrastructure Sectors: Critical Manufacturing

Countries/Areas Deployed: Europe

Company Headquarters Location: Switzerland

Contact Information

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

Email: ics-cert@hq.dhs.gov (link sends e-mail)
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

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