CVE-2025-63363

7.5 highEPSS 0.3%

High (7.5) in waveshare rs232\/485 to wifi eth \(b\) firmware. EPSS 0.3% chance of exploitation in the next 30 days.

A lack of Management Frame Protection in 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 execute de-authentication attacks, allowing crafted deauthentication and disassociation frames to be broadcast without authentication or encryption.

Severity

CVSS 3.1

7.5 high

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

EPSS: 0.3% chance of exploitation in the next 30 days; higher than 20% of CVEs (scores of 2026-10-31)
CWEs: CWE-284, CWE-300
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-3/

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