WAGO: PLC families 750-88x and 750-352 prone to DoS attack, versions < FW10 (Update A)
The Web-Based Management (WBM) of WAGOs programmable logic controller (PLC) is typically used for administration, commissioning and updates. Older firmware versions of the PLC family 750-88x and 750-352 are vulnerable for a special denial of service attack. All newer Firmware releases since FW11, released in December 2017, are not affected.
beschreibt (1)
Zugehörige CVEs.
| ID | Schweregrad | ausnutzbar | ||
|---|---|---|---|---|
| CVE-2020-12516US | high7.5 | — | ||
Older firmware versions (FW1 up to FW10) of the WAGO PLC family 750-88x and 750-352 are vulnerable for a special denial of service attack. | ||||
Referenzen
Externe Belege — Patches, Meldungen, Analysen.
Behebungen (2)
- Mitigation
* Restrict network access to the device. * Do not directly connect the device to the internet * Disable unused TCP/UDP-ports
- Behoben
Update the device to the latest FW version available here: https://www.wago.com/us/requestDownload?downloadFile=FWMedia_58_750-881
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