Vulnerabilities > Phoenixcontact > Plcnext Firmware

DATE CVE VULNERABILITY TITLE RISK
2020-12-17 CVE-2020-12521 Improper Input Validation vulnerability in Phoenixcontact Plcnext Firmware
On Phoenix Contact PLCnext Control Devices versions before 2021.0 LTS a specially crafted LLDP packet may lead to a high system load in the PROFINET stack.
low complexity
phoenixcontact CWE-20
6.1
2020-12-17 CVE-2020-12519 Improper Privilege Management vulnerability in Phoenixcontact Plcnext Firmware
On Phoenix Contact PLCnext Control Devices versions before 2021.0 LTS an attacker can use this vulnerability i.e.
network
low complexity
phoenixcontact CWE-269
critical
10.0
2020-12-17 CVE-2020-12518 Information Exposure vulnerability in Phoenixcontact Plcnext Firmware
On Phoenix Contact PLCnext Control Devices versions before 2021.0 LTS an attacker can use the knowledge gained by reading the insufficiently protected sensitive information to plan further attacks.
network
low complexity
phoenixcontact CWE-200
5.0
2020-12-17 CVE-2020-12517 Cross-site Scripting vulnerability in Phoenixcontact Plcnext Firmware
On Phoenix Contact PLCnext Control Devices versions before 2021.0 LTS an authenticated low privileged user could embed malicious Javascript code to gain admin rights when the admin user visits the vulnerable website (local privilege escalation).
6.0