Remote Command Execution Vulnerability in TOTOLINK N300RB Firmware
CVE-2025-52089

8.8HIGH

Key Information:

Vendor

TOTOLINK
Status
N300RB
Vendor
CVE Published:
11 July 2025

What is CVE-2025-52089?

A persistent vulnerability exists in the TOTOLINK N300RB firmware version 8.54, where a remote support feature, inadequately secured by a static secret, allows authenticated attackers to execute arbitrary OS commands with root privileges. This could lead to significant security breaches and unauthorized access, enabling attackers to potentially control the affected device.

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References

https://0x09.dev/posts/toto_decouvre_une_interface_de_debug/

CVSS V3.1

Score:
8.8
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Adjacent Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

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