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X6000r Firmware CVE-2025-52053

CRITICAL
Command Injection (CWE-77)
2025-09-15 cve@mitre.org
9.8
CVSS 3.1
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CVSS VectorNVD

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High

Lifecycle Timeline

3
Analysis Generated
Mar 28, 2026 - 19:12 vuln.today
PoC Detected
Sep 20, 2025 - 02:49 vuln.today
Public exploit code
CVE Published
Sep 15, 2025 - 15:15 nvd
CRITICAL 9.8

DescriptionNVD

TOTOLINK X6000R V9.4.0cu.1360_B20241207 was found to contain a command injection vulnerability in the sub_417D74 function via the file_name parameter. This vulnerability allows unauthenticated attackers to execute arbitrary commands via a crafted request.

AnalysisAI

TOTOLINK X6000R router firmware V9.4.0cu.1360_B20241207 contains an unauthenticated command injection in the sub_417D74 function via the file_name parameter. Remote attackers can execute arbitrary commands on the router without authentication through crafted HTTP requests.

Technical ContextAI

The sub_417D74 function in the router's HTTP server processes the file_name parameter without sanitization, passing it to a system command execution context. No authentication is required. TOTOLINK routers run embedded Linux and the web server typically runs as root.

RemediationAI

Check for firmware updates from TOTOLINK. Disable remote management. Place the router behind a firewall if used in business environments. Consider replacing with a more actively maintained router brand.

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CVE-2025-52053 vulnerability details – vuln.today

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