CVE-2016-4523Actively exploitedAdded to KEV 2022-04-15

Trihedral VTScada (formerly VTS) Denial-of-Service Vulnerability

Trihedral, VTScada (formerly VTS)

Description

The WAP interface in Trihedral VTScada (formerly VTS) allows remote attackers to cause a denial-of-service (DoS).

CVSS severity for this advisory hasn't been enriched from NVD yet, check back shortly.

EPSS, exploit probability

High

31.2%

estimated chance of real-world exploitation in the next 30 days, higher than 98.3% of every CVE FIRST.org scores

Refreshed 10/28/2026, via FIRST.org's EPSS model, not CVSS, this measures likelihood of exploitation, not how severe it would be.

Required action

Apply updates per vendor instructions.

CISA-recommended due date: 2022-05-06

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