CVE-2023-38379: Rigol MSO5000 Firmware

High severity, CVSS 7.5. EPSS: 0.8% chance of exploitation in the next 30 days.

The web interface on the RIGOL MSO5000 digital oscilloscope with firmware 00.01.03.00.03 allows remote attackers to change the admin password via a zero-length pass0 to the webcontrol changepwd.cgi application, i.e., the entered password only needs to match the first zero characters of the saved password.

Affected products

• Rigol MSO5000 Firmware: version 00.01.03.00.03 only

Published 2023-07-16. Last modified 2026-06-17.