CVE-2025-46633: rx2 pro — Exploit

Description

Cleartext transmission of sensitive information in the web management portal of the Tenda RX2 Pro 16.03.30.14 allows an attacker to decrypt traffic between the client and server by collecting the symmetric AES key from collected and/or observed traffic. The AES key in sent in cleartext in response to successful authentication. The IV is always EU5H62G9ICGRNI43.

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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-312 CWE-312

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-2025-46633-transmission-of-plaintext-symmetric-key-in-httpd

Other References

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

Frequently Asked Questions

What is CVE-2025-46633? +

Cleartext transmission of sensitive information in the web management portal of the Tenda RX2 Pro 16.03.30.14 allows an attacker to decrypt traffic between the client and server by collecting the symmetric AES key from collected and/or observed traffic. The AES key in sent in cleartext in response to successful authentication. The IV is always EU5H62G9ICGRNI43. It has a CVSS v3.1 base score of 8.2 (HIGH).

How severe is CVE-2025-46633? +

CVE-2025-46633 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-2025-46633? +

CVE-2025-46633 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-2025-46633? +

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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