What’s Vulnerable › Vulnerabilities

CVE-2023-38379

• Severity: high (CVSS 7.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.8% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2023-07-16 · updated 2026-06-17
• Weakness: CWE-306

Description

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: 00.01.03.00.03

References

• https://news.ycombinator.com/item?id=36745664
• https://tortel.li/post/insecure-scope/
• https://news.ycombinator.com/item?id=36745664
• https://tortel.li/post/insecure-scope/

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