Auth bypass in Rigol Mso5000
CVE-2023-38379
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.
Vulnerability class: Broken Authentication
EPSS: 0.008 (52.8th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N.
Affected products
- Rigol Mso5000
- Rigol Mso5000_firmware — versions 00.01.03.00.03
- N/a — versions n/a
Weakness classification (CWE)
Public proof-of-concept exploits
References
- cve@mitre.org (Exploit, Third Party Advisory)
- cve@mitre.org (Third Party Advisory, Issue Tracking)
Frequently asked questions
- What is CVE-2023-38379?
- CVE-2023-38379 is a high-severity vulnerability in Rigol Mso5000, classified under Missing Authentication for Critical Function. CVSS score: 7.5/10. Published 2023-07-16.
- How severe is CVE-2023-38379?
- High severity. CVSS v3 base score is 7.5 out of 10.
- Is CVE-2023-38379 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.