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Vulnerability record · CVE-2025-63361 · published 4 December 2025

CVE-2025-63361: Waveshare rs232\/485 to wifi eth \(b\) firmware insufficiently protected credentials 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 was discovered to render the Administrator password in plaintext.

5.7 CVSS 3.1 Medium EPSS 0.31% · top 78.1% CWE-522 · Insufficiently protected credentials
5.7CVSS 3.1 base score
0.31%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 was discovered to render the Administrator password in plaintext.

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

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-1/ ExploitThird Party Advisory

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Related vulnerabilities

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

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Source: NIST National Vulnerability Database (record CVE-2025-63361), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.