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Case File

CVE-2017-16718

MEDIUM · CVSS 5.9 EPSS 0.42% Public Exploit

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2018-06-27 · Last synced 2026-08-04

Field Assessment

AI analysis pending.

Exhibit — Public Exploit Signal

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

Detected Signals
exploit

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

CVE
CVE-2017-16718
Severity
MEDIUM
CVSS
5.9
EPSS
0.42%

Original Filing — NVD Description

Beckhoff TwinCAT 3 supports communication over ADS. ADS is a protocol for industrial automation in protected environments. This protocol uses user configured routes, that can be edited remotely via ADS. This special command supports encrypted authentication with username/password. The encryption uses a fixed key, that could be extracted by an attacker. Precondition of the exploitation of this weakness is network access at the moment a route is added.