Encyclopedia
Threat Detail
Signature Name
Tri PLC Nano 10 PLC Denial of Service
Signature ID
116570
Affected OS
Linux
Reference
CVE-2013-2784
Severity
Type
Dos/DDoS
Attack description
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.
Zyxel Solution
- Model :ATP500, ATP700, ATP800, USG FLEX 500, USG FLEX 700, USG FLEX 500H, USG FLEX 700H
- Firmware :firmware 4.32 or after
- Update Modified Signature :4.0.0.20250311.0
- Release Date :2025-03-10
- Model :ATP100, ATP100W, ATP200, USG FLEX 100, USG FLEX 200, USG FLEX 100H, USG FLEX 100HP, USG FLEX 200H, USG FLEX 200HP, USG FLEX 50H, USG FLEX 50HP
- Firmware :firmware 4.32 or after
- Update Modified Signature :4.0.1.20250311.0
- Release Date :2025-03-10