CVE-2025-46627: rx2 pro — Exploit

Description

Use of weak credentials in the Tenda RX2 Pro 16.03.30.14 allows an unauthenticated attacker to authenticate to the telnet service by calculating the root password based on easily-obtained device information. The password is based on the last two digits/octets of the MAC address.

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CVSS v3.1 Score

8.2

HIGH

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

Weakness Type (CWE)

CWE-922 CWE-922

Affected Products

Vendor	Product	Versions
tenda	rx2_pro_firmware	All
tenda	rx2_pro	All

References

Exploits

https://blog.uturn.dev/#/writeups/iot-village/tenda-rx2pro/README?id=cve-2025-46627-calculated-os-root-password

Other References

https://www.tendacn.com/us/default.html

Frequently Asked Questions

What is CVE-2025-46627? +

Use of weak credentials in the Tenda RX2 Pro 16.03.30.14 allows an unauthenticated attacker to authenticate to the telnet service by calculating the root password based on easily-obtained device information. The password is based on the last two digits/octets of the MAC address. It has a CVSS v3.1 base score of 8.2 (HIGH).

How severe is CVE-2025-46627? +

CVE-2025-46627 has a CVSS v3.1 score of 8.2 out of 10, rated HIGH. This is a high-severity vulnerability that should be prioritized for patching.

What products are affected by CVE-2025-46627? +

CVE-2025-46627 affects products from tenda, specifically: rx2_pro, rx2_pro_firmware. Check the affected products table above for specific version ranges.

How do I check if I'm vulnerable to CVE-2025-46627? +

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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