CVE-2025-46633

Severity: high (CVSS 8.2 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.3% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2025-05-01 · updated 2026-06-17
Weakness: CWE-312

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.

Affected products

Tenda Rx2 Pro Firmware: 16.03.30.14

References

https://blog.uturn.dev/#/writeups/iot-village/tenda-rx2pro/README?id=cve-2025-46633-transmission-of-plaintext-symmetric-key-in-httpd
https://www.tendacn.com/us/default.html

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