Published: 10/07/2013 Updated: 11/07/2013

CVSS v2 Base Score: 7.8 | Impact Score: 6.9 | Exploitability Score: 10

VMScore: 785

Vector: AV:N/AC:L/Au:N/C:N/I:N/A:C

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 malicious users to cause a denial of service (networking outage) via a crafted packet to TCP port 502.

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triplc nano-10_plc_firmware
triplc nano-10_plc -

# Exploit Title: Tri-PLC Nano-10 DoS # Date: 07/11/2013 # Exploit Author: Sapling # Vendor Homepage: wwwtri-plccom # Version: Firmware Version r81 and prior # CVE : CVE-2013-2784 # ICSA: ICSA-13-189-02 /* The vulnerability exists due to a flaw in the PLC's ability to handle a Modbus packet with the bit quantity of coils set to 0 When sending th ...

Tri-PLC Nano-10 r81 suffers from a denial of service vulnerability ...

CWE-310 http://ics-cert.us-cert.gov/advisories/ICSA-13-189-02 https://nvd.nist.gov https://www.exploit-db.com/exploits/26802/

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CVE-2013-2784

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