CVE-2024-4106

Severity: medium (CVSS 5.3 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.4% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2024-06-26 · updated 2026-06-17
Weakness: CWE-258

Description

A vulnerability has been found in FAST/TOOLS and CI Server. The affected products have built-in accounts with no passwords set. Therefore, if the product is operated without a password set by default, an attacker can break into the affected product. The affected products and versions are as follows: FAST/TOOLS (Packages: RVSVRN, UNSVRN, HMIWEB, FTEES, HMIMOB) R9.01 to R10.04 CI Server R1.01.00 to R1.03.00

Affected products

Yokogawa Electric Corporation Ci Server: from r1.01.00 through R1.03.00
Yokogawa Electric Corporation Fast Tools: from r901 through R10.04

References

https://web-material3.yokogawa.com/1/36059/files/YSAR-24-0001-E.pdf
https://web-material3.yokogawa.com/1/36059/files/YSAR-24-0001-E.pdf

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