CVE-2025-11005 in X6000R
Summary
by MITRE • 09/26/2025
Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection') vulnerability in TOTOLINK X6000R allows OS Command Injection.This issue affects X6000R: through V9.4.0cu.1458_B20250708.
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Analysis
by VulDB Data Team • 10/16/2025
The CVE-2025-11005 vulnerability represents a critical operating system command injection flaw within the TOTOLINK X6000R router firmware version V9.4.0cu.1458_B20250708 and earlier. This vulnerability falls under the Common Weakness Enumeration category CWE-77, which specifically addresses improper neutralization of special elements used in operating system commands. The flaw occurs when user-supplied input is inadequately sanitized before being incorporated into system commands, creating an exploitable condition where malicious actors can inject arbitrary commands that execute with the privileges of the affected system. The vulnerability specifically impacts the router's web interface and command processing mechanisms, where input validation fails to properly filter or escape special characters that could alter the intended command execution flow.
The technical exploitation of this vulnerability enables attackers to execute arbitrary operating system commands on the affected device through carefully crafted inputs that bypass normal validation mechanisms. This occurs when the router's firmware fails to properly sanitize parameters passed to system commands, allowing attackers to append malicious commands using shell metacharacters such as semicolons, ampersands, or backticks. The vulnerability creates a persistent threat vector that can be exploited through web-based interfaces, potentially enabling complete system compromise. Attackers can leverage this flaw to gain unauthorized access to the router's underlying operating system, potentially leading to full administrative control over the device and its network services.
The operational impact of CVE-2025-11005 extends beyond simple command execution, as it can enable attackers to manipulate network configurations, redirect traffic, or establish persistent backdoors within the affected network infrastructure. This vulnerability particularly affects enterprise and home networks where TOTOLINK X6000R devices serve as primary gateways, potentially allowing attackers to compromise entire network segments. The attack surface includes network reconnaissance, privilege escalation, and lateral movement capabilities that align with tactics described in the MITRE ATT&CK framework under T1059 for command and scripting interpreter and T1021 for remote services. The vulnerability's persistence and the elevated privileges typically associated with router administration make it particularly dangerous for organizations relying on these devices for network security.
Mitigation strategies for CVE-2025-11005 should prioritize immediate firmware updates from TOTOLINK to address the specific command injection flaw. Network administrators should implement network segmentation and access controls to limit exposure, while also monitoring for unusual network traffic patterns that might indicate exploitation attempts. The vulnerability demonstrates the importance of input validation and proper sanitization techniques as outlined in OWASP Top Ten and ISO 27001 security standards. Organizations should also consider implementing intrusion detection systems to monitor for known exploit patterns and establish incident response procedures to address potential compromise. Regular security assessments and vulnerability scanning of network infrastructure remain essential practices to identify and remediate similar weaknesses in network device configurations.