CVE-2023-34995: Piigab M-Bus 900s Firmware

Critical severity, CVSS 9.8. EPSS: 0.6% chance of exploitation in the next 30 days.

There are no requirements for setting a complex password for PiiGAB M-Bus, which could contribute to a successful brute force attack if the password is inline with recommended password guidelines.

Affected products

• Piigab M-Bus 900s Firmware: affected versions not specified

Published 2023-07-07. Last modified 2026-06-17.