Multiple Phoenix Contact devices allow remote attackers to establish TCP sessions to port 1962 and obtain sensitive information or make changes, as demonstrated by using the Create Backup feature to traverse all directories.

Insufficient Verification of Data Vulnerability in PHOENIX CONTACT classic line industrial controllers

An unauthenticated, remote attacker could upload malicious logic to devices based on ProConOS/ProConOS eCLR in order to gain full control over the device.

Phoenix Contact: Classic line industrial controllers prone to inadequate integrity check of PLC

Download of Code Without Integrity Check vulnerability in PHOENIX CONTACT classic line PLCs allows an unauthenticated remote attacker to modify some or all applications on a PLC.

Phoenix Contact: Automation Worx and classic line controllers prone to Incorrect Permission Assignment for Critical Resource

Incorrect Permission Assignment for Critical Resource vulnerability in multiple products of the PHOENIX CONTACT classic line allow an remote unauthenticated attacker to gain full access of the affected device.