What’s Vulnerable › Vulnerabilities

CVE-2025-7213: FNKvision FNK-GU2 UART Interface on-chip debug and test interface with improper access control

• Severity: medium (CVSS 6.4 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.2% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2025-07-09 · updated 2026-06-17
• Weakness: CWE-1191

Description

A vulnerability classified as critical has been found in FNKvision FNK-GU2 up to 40.1.7. Affected is an unknown function of the component UART Interface. The manipulation leads to on-chip debug and test interface with improper access control. It is possible to launch the attack on the physical device. The complexity of an attack is rather high. The exploitability is told to be difficult. The exploit has been disclosed to the public and may be used.

Affected products

• FNKvision FNK-GU2: 40.1.0, 40.1.1, 40.1.2, 40.1.3, 40.1.4, 40.1.5 (+2)

References

• https://medium.com/@pundhapat/sqli-in-the-cloud-root-on-the-board-a-beginners-journey-into-iot-hacking-06efb2539a21
• https://vuldb.com/?ctiid.315162
• https://vuldb.com/?id.315162
• https://vuldb.com/?submit.608025

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