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Case File

CVE-2017-11401

CRITICAL · CVSS 9.8 EPSS 1.40% Public Exploit

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2017-11-20 · Last synced 2026-08-04

CyberRota Analysis

This is a critical severity vulnerability with a CVSS score of 9.8. Public exploit code or proof-of-concept references have been detected in its references.

Public Exploit Signal

A public exploit, PoC, GitHub repository or Metasploit reference was detected for this CVE.

GitHub PoC Links

Note: these links are listed for security research and verification purposes only.

CVE
CVE-2017-11401
Severity
CRITICAL
CVSS
9.8
EPSS
1.40%

Original NVD Description

An issue has been discovered on the Belden Hirschmann Tofino Xenon Security Appliance before 03.2.00. Improper handling of the mbap.length field of ModBus packets in the ModBus DPI filter allows an attacker to send malformed/crafted packets to a protected asset, bypassing function code filtering.

Related CVEs

Other vulnerabilities affecting the same vendor(s)