CVE-2025-63362

9.8 criticalEPSS 0.6%

Critical (9.8) in waveshare rs232\/485 to wifi eth \(b\) firmware. EPSS 0.6% chance of exploitation in the next 30 days.

Waveshare RS232/485 TO WIFI ETH (B) Serial to Ethernet/Wi-Fi Gateway Firmware V3.1.1.0: HW 4.3.2.1: Webpage V7.04T.07.002880.0301 allows attackers to set the Administrator password and username as blank values, allowing attackers to bypass authentication.

Severity

CVSS 3.1

9.8 critical

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

EPSS: 0.6% chance of exploitation in the next 30 days; higher than 47% of CVEs (scores of 2026-10-31)
CWE: CWE-620
Published: 2025-12-04
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

waveshare:rs232\/485_to_wifi_eth_\(b\)_firmware

References

https://drive.google.com/file/d/1AGv9KWMTB71NJfIOncuNO6FyK0UAqxmL/view?usp=sharing
https://otsecverse.github.io/OTSecVerse/posts/Post-2/

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