ATTENTION: Low skill level to exploit.
Vendor: LCDS - Leão Consultoria e Desenvolvimento de Sistemas Ltda ME
Equipment: LAquis SCADA
Vulnerability: Improper Access Control
The following versions of LAquis SCADA, an industrial automation software, are affected:
Successful exploitation of this vulnerability could allow authenticated system users to escalate their privileges and modify or replace application files.
LCDS recommends that users install the update that can be found at this location:
NCCIC/ICS-CERT recommends that users take defensive measures to minimize the risk of exploitation of this vulnerability. Specifically, users should:
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:
No known public exploits specifically target this vulnerability. This vulnerability is not remotely exploitable.
An Improper Access Control vulnerability has been identified, which may allow an authenticated user to modify application files to escalate privileges.
Karn Ganeshen identified and reported the vulnerability to ICS-CERT and tested the update.
Critical Infrastructure Sector(s): Chemical, Commercial Facilities, Energy, Food and Agriculture, Transportation Systems, Water and Wastewater Systems
Countries/Areas Deployed: South America
Company Headquarters Location: Joinville–SC, Brazil
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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