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1. EXECUTIVE SUMMARY
- CVSS v3 7.8
- ATTENTION: Low attack complexity
- Vendor: FATEK Automation
- Equipment: FvDesigner
- Vulnerability: Out-of-bounds Write
2. RISK EVALUATION
Successful exploitation of this vulnerability may allow remote code execution.
3. TECHNICAL DETAILS
3.1 AFFECTED PRODUCTS
The following versions of the FvDesigner software tool are affected:
- FvDesigner: Versions 1.5.103 and prior
3.2 VULNERABILITY OVERVIEW
The affected product is vulnerable to an out-of-bounds write while processing project files. If a valid user is tricked into using maliciously crafted project files, an attacker could achieve arbitrary code execution.
CRITICAL INFRASTRUCTURE SECTORS: Critical Manufacturing
COUNTRIES/AREAS DEPLOYED: Worldwide
COMPANY HEADQUARTERS LOCATION: Taiwan
Anonymous, working with Trend Micro’s Zero Day Initiative, reported this vulnerability to CISA.
FATEK has not responded to requests to work with CISA to mitigate this vulnerability. Users of affected versions of FvDesigner are invited to contact FATEK customer support for additional information.
CISA recommends 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.
CISA reminds organizations to perform proper impact analysis and risk assessment prior to deploying defensive measures.
CISA also provides a section for control systems security recommended practices on the ICS webpage on cisa.gov/ics. 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 on the ICS webpage on cisa.gov/ics in the technical information paper, ICS-TIP-12-146-01B--Targeted Cyber Intrusion Detection and Mitigation Strategies.
Organizations observing any suspected malicious activity should follow their established internal procedures and report their findings to CISA for tracking and correlation against other incidents.
No known public exploits specifically target this vulnerability. This vulnerability is not exploitable remotely.
For any questions related to this report, please contact the CISA at:
Toll Free: 1-888-282-0870
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