CVE-2023-6448 — Unitronics Vision PLC and HMI Insecure Default Password Vulnerability
Description
Unitronics Vision Series PLCs and HMIs ship with an insecure default password, which if left unchanged, can allow attackers to execute remote commands.
Required action
Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.
Notes
Note that while it is possible to change the default password, implementors are encouraged to remove affected controllers from public networks and update the affected firmware: https://downloads.unitronicsplc.com/Sites/plc/Technical_Library/Unitronics-Cybersecurity-Advisory-2023-001-CVE-2023-6448.pdf; https://nvd.nist.gov/vuln/detail/CVE-2023-6448
Need help remediating this vulnerability?
Our team helps organizations patch, mitigate, and respond to CISA KEV advisories fast.