CVE-2025-46627

Severity: high (CVSS 8.2 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.4% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2025-05-01 · updated 2026-06-17
Weakness: CWE-922

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.

Affected products

Tenda Rx2 Pro Firmware: 16.03.30.14

References

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

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