CVE-2025-63362: rs232\/485 to — Exploit

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.

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CVSS v3.1 Score

9.8

CRITICAL

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

Weakness Type (CWE)

CWE-620 CWE-620

Affected Products

Vendor	Product	Versions
waveshare	rs232\/485_to_wifi_eth_\(b\)_firmware	All
waveshare	rs232\/485_to_wifi_eth_\(b\)	All

References

Exploits

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

Frequently Asked Questions

What is CVE-2025-63362? +

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. It has a CVSS v3.1 base score of 9.8 (CRITICAL).

How severe is CVE-2025-63362? +

CVE-2025-63362 has a CVSS v3.1 score of 9.8 out of 10, rated CRITICAL. This is a critical vulnerability that should be patched immediately.

What products are affected by CVE-2025-63362? +

CVE-2025-63362 affects products from waveshare, specifically: rs232\/485_to_wifi_eth_\(b\), rs232\/485_to_wifi_eth_\(b\)_firmware. Check the affected products table above for specific version ranges.

How do I check if I'm vulnerable to CVE-2025-63362? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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