Trihedral VTScada Software Security Update

Number: AV16-093
Date: 9 June 2016


The purpose of this advisory is to bring attention to a VTScada security update released by Trihedral Engineering.


Trihedral Engineering released a security update for VTScada software to address multiple vulnerabilities (high to critical).  An attacker could remotely exploit these vulnerabilities to read arbitrary files or cause denial-of-service conditions.

Affected versions:
VTScada after version 8 and prior to version 11.2.02

CVE References: CVE-2016-4510, CVE-2016-4523, CVE-2016-4532

Suggested Action

CCIRC recommends that system administrators test and deploy the vendor-released updates to affected applications accordingly.


ICS-CERT Advisory (ICSA-16-159-01):

Trihedral VTScada Security Updates (FTP):

Note to Readers

In support of Public Safety's mission to build a safe and resilient Canada, CCIRC's mandate is to help ensure the security and resilience of the vital non-federal government cyber systems that underpin Canada's national security, public safety and economic prosperity. As Canada's computer security incident response team, CCIRC is Canada's national coordination centre for the prevention and mitigation of, preparedness for, response to, and recovery from cyber incidents on non-federal government systems. It does this by providing authoritative advice and support, and coordinating information sharing and incident response.

Please note, CCIRC PGP key has recently been updated.

For general information, please contact Public Safety Canada's Public Affairs division at:

Telephone: 613-944-4875 or 1-800-830-3118
Fax: 613-998-9589

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