CVSS v3 6.3
ATTENTION: Exploitable from an adjacent network/low skill level to exploit
Successful exploitation of this vulnerability could allow an attacker to upload a malicious language file.
The following versions of M2M ETHERNET, a network analyzer, are affected:
An attacker can upload a malicious language file by bypassing the user authentication mechanism.
Maxim Rupp (RuppIT) working with ABB reported this vulnerability to NCCIC.
ABB recommends installing the device in accordance with the latest instructions from the updated technical manual. For additional information, refer to ABB’s security notification ABBVU-EPBP-R-5672.
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 CISA at:
Toll Free: 1-888-282-0870
For industrial control systems cybersecurity information: https://www.us-cert.gov/ics
or incident reporting: https://www.us-cert.gov/report
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