CVE-2021-33541

Phoenix Contact Classic Line Controllers ILC1x0 and ILC1x1 in all versions/variants are affected by a Denial-of-Service vulnerability. The communication protocols and device access do not feature authentication measures. Remote attackers can use specially crafted IP packets to cause a denial of ser...

CVE-2022-31800

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

CVE-2023-46141

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.

CVE-2023-46143

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.