CVSS v3 7.8
ATTENTION: Exploitable remotely/low skill level to exploit
Successful exploitation of this vulnerability could allow a remote attacker to view sensitive information and disrupt the availability of the device.
The following versions of V-Server Lite, a data collection and management service, are affected:
A maliciously crafted project file may cause a buffer overflow, which may allow the attacker to execute arbitrary code.
Ariele Caltabiano (kimiya) working with Trend Micro’s Zero Day Initiative reported the vulnerability to NCCIC.
Fuji Electric has produced firmware update v18.104.22.168, which can be obtained here:
NCCIC recommends users take defensive measures to minimize the risk of exploitation of this vulnerability. Specifically, users should:
NCCIC reminds organizations to perform proper impact analysis and risk assessment prior to deploying defensive measures.
NCCIC 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 on the ICS-CERT website 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 NCCIC for tracking and correlation against other incidents.
No known public exploits specifically target this vulnerability.
For any questions related to this report, please contact the NCCIC at:
Toll Free: 1-888-282-0870
For industrial control systems cybersecurity information: http://ics-cert.us-cert.gov
or incident reporting: https://ics-cert.us-cert.gov/Report-Incident?
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