Vulnerability record · CVE-2025-63363 · published 4 December 2025

CVE-2025-63363: Waveshare rs232\/485 to wifi eth \(b\) firmware improper access control vulnerability

Waveshare · Rs232\/485 To Wifi Eth \(B\) Firmware

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.

7.5 CVSS 3.1 High EPSS 0.28% · top 81.2% CWE-284 · Improper access controlCWE-300 · CWE-300

7.5CVSS 3.1 base score

0.28%EPSS exploitation probability, 30 days

NoNot in CISA KEV

1Affected product versions listed by NVD

2References, 1 tagged exploit

17 Jun 2026Last modified by NVD

Description

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

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

Rs232\/485 To Wifi Eth \(B\) Firmware Waveshare

References

Link	Tags
https://drive.google.com/file/d/1AGv9KWMTB71NJfIOncuNO6FyK0UAqxmL/view?usp=sharing	ExploitThird Party Advisory
https://otsecverse.github.io/OTSecVerse/posts/Post-3/	Third Party Advisory

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

9.8CVE-2025-63362Waveshare rs232\/485 to wifi eth \(b\) firmware vulnerabilityWaveshare 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…EPSS 0.57%4 Dec 2025 7.5CVE-2025-63364Waveshare rs232\/485 to wifi eth \(b\) firmware cleartext transmission vulnerabilityWaveshare 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 was discovered to t…EPSS 0.26%4 Dec 2025 5.7CVE-2025-63361Waveshare rs232\/485 to wifi eth \(b\) firmware insufficiently protected credentials vulnerabilityWaveshare 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 was discovered to r…EPSS 0.31%4 Dec 2025 7.8CVE-2026-81963Windows Update Stack link-following privilege escalationWindows Update Stack resolves links improperly before accessing files, a link-following flaw (CWE-59) compounded by improper access control (CWE-284)…KEVEPSS 0.39%analysed8 Sep 2026 10.0CVE-2026-21962Oracle HTTP Server and WebLogic Proxy Plug-in improper access controlOracle HTTP Server and the WebLogic Server Proxy Plug-in (for Apache HTTP Server and IIS) contain an improper access control flaw (CWE-284) in suppor…KEVEPSS 71%analysed20 Jan 2026 10.0CVE-2026-34908Ubiquiti UniFi OS improper access control allows unauthorized system changesUniFi OS devices contain an improper access control flaw (CWE-284) that lets a network-reachable actor make unauthorized changes to the system. The C…KEVEPSS 15%analysed22 May 2026 10.0CVE-2026-48907JCE editor for Joomla allows unauthenticated profile creation and PHP uploadThe JCE editor extension for Joomla permits unauthenticated users to create new editor profiles, which leads to upload and execution of PHP code. Thi…KEVEPSS 16%analysed5 Jun 2026 9.8CVE-2026-35616FortiClientEMS improper access control allows unauthenticated code executionFortinet FortiClientEMS 7.4.5 through 7.4.6 contains an improper access control flaw (CWE-284) that lets an unauthenticated attacker send crafted req…KEVEPSS 9.1%analysed4 Apr 2026

Source: NIST National Vulnerability Database (record CVE-2025-63363), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.