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PRIOn knowledge basePRION:CVE-2020-12521HistoryDec 17, 2020 - 11:15 p.m.
Design/Logic Flaw
2020-12-1723:15:00
PRIOn knowledge base
www.prio-n.com
1
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. An attacker can cause failure of system services or a complete reboot.
| CPE | Name | Operator | Version |
|---|---|---|---|
| plcnext_firmware | lt | 2021.0 | |
| plcnext_firmware | lt | 2021.0 | |
| plcnext_firmware | lt | 2021.0 | |
| plcnext_firmware | lt | 2021.0 | |
| plcnext_firmware | lt | 2021.0 | |
| plcnext_firmware | lt | 2021.0 |
