Siemens SIMATIC S7-300 and S7-400 CPUs (Update B)

2020-11-10 15:05:30 UTC

This updated advisory is a follow-up to the advisory update titled ICSA-20-252-02 Siemens SIMATIC S7-300 and S7-400 CPUs (Update A) that was published October 13, 2020, to the ICS webpage to us-cert.cisa.gov. This advisory contains mitigations for an Insufficiently Protected Credentials vulnerability in Siemens SIMATIC S7-300 and S7-400 CPUs.