CVE-2013-2784: Triplc Nano-10 PLC

High severity, CVSS 7.8. EPSS: 4% chance of exploitation in the next 30 days.

Triangle Research International (aka Tri) Nano-10 PLC devices with firmware before r81 use an incorrect algorithm for bounds checking of data in Modbus/TCP packets, which allows remote attackers to cause a denial of service (networking outage) via a crafted packet to TCP port 502.

Affected products

  • Triplc Nano-10 PLC
  • Triplc Nano-10 PLC Firmware: up to and including r80

Published 2013-07-10. Last modified 2026-06-16.