CVE-2025-63362 | Waveshare RS232/485 TO WIFI ETH (B) Serial to Ethernet/Wi-Fi… | CVSS 9.8 CRITICAL

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.

Metadata

CVE ID: CVE-2025-63362
State: PUBLISHED
Assigner: mitre
Reserved: 2025-10-27 00:00 UTC
Published: 2025-12-04 00:00 UTC
Last updated: 2025-12-08 15:35 UTC
Primary CWE: CWE-620
CWE-620 Unverified Password Change
Vendor / Product: n/a / n/a
Sources: cve.org · NVD

Severity & Metrics

9.8 CRITICAL CVSS 3.1

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

SSVC — CISA Coordinator

Exploitation: none
Automatable: yes
Tech. Impact: total

Affected products (1)

Vendor	Product	Platform	Versions
n/a	n/a	—	n/a

Weakness (CWE)

CWE	Source	Description
—	cna	n/a
CWE-620	adp	CWE-620 Unverified Password Change

CVSS scores (1)

Score	Severity	Version	Source	Vector
9.8	CRITICAL	3.1	adp	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

References (2)