← Vulnerability feed

Vulnerability record · CVE-2025-63362 · published 4 December 2025

CVE-2025-63362: Waveshare rs232\/485 to wifi eth \(b\) firmware vulnerability

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

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.

9.8 CVSS 3.1 Critical EPSS 0.57% · top 54.8% CWE-620 · CWE-620
9.8CVSS 3.1 base score
0.57%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
2References, 2 tagged exploit
17 Jun 2026Last modified by NVD

Description

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.

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

Affected products

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

References

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

Track CVE-2025-63362 inside VULONE

Watch it alongside the ransomware crews, C2 infrastructure and forum chatter that reference it, query it through the API and pull it into your SIEM over TAXII.

Start free Open in platform

Related vulnerabilities

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

7.5CVE-2025-63363Waveshare rs232\/485 to wifi eth \(b\) firmware improper access control vulnerabilityA 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 …EPSS 0.28%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%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%

Source: NIST National Vulnerability Database (record CVE-2025-63362), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.