CVE-2024-9001 in T10
Summary
by MITRE • 09/19/2024
A vulnerability was found in TOTOLINK T10 4.1.8cu.5207. It has been declared as critical. This vulnerability affects the function setTracerouteCfg of the file /cgi-bin/cstecgi.cgi. The manipulation of the argument command leads to os command injection. The attack can be initiated remotely. The exploit has been disclosed to the public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.
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Analysis
by VulDB Data Team • 09/20/2024
The vulnerability identified as CVE-2024-9001 represents a critical os command injection flaw in the TOTOLINK T10 router firmware version 4.1.8cu.5207. This issue resides within the setTracerouteCfg function of the /cgi-bin/cstecgi.cgi component, which serves as a critical interface for network management operations. The vulnerability stems from insufficient input validation and sanitization of the command argument parameter, allowing attackers to inject arbitrary operating system commands directly into the router's execution environment. This particular flaw demonstrates a classic lack of proper parameter sanitization that enables attackers to bypass normal access controls and execute malicious commands with the privileges of the web server process.
The technical exploitation of this vulnerability occurs through the manipulation of the command argument within the setTracerouteCfg function, which is designed to handle traceroute configuration parameters. When an attacker sends a crafted request containing malicious command injection payloads to the vulnerable endpoint, the system fails to properly validate or escape the input before processing it, resulting in the execution of unintended operating system commands. This remote code execution capability enables attackers to perform a wide range of malicious activities including but not limited to arbitrary code execution, data exfiltration, network reconnaissance, and persistent backdoor installation. The vulnerability's classification as critical reflects its severe impact potential and the ease with which it can be exploited by remote attackers without requiring authentication or privileged access.
The operational impact of CVE-2024-9001 extends far beyond simple network disruption, as it provides attackers with complete control over the affected router's operating system. This level of access enables adversaries to modify network configurations, establish persistent access points, monitor network traffic, and potentially use the compromised device as a launchpad for further attacks against internal networks. The vulnerability's exploitation can result in complete network compromise, data breaches, and the establishment of botnet nodes that can be used for distributed denial-of-service attacks or other malicious activities. Given that the exploit has been publicly disclosed and is actively being used, the window for organizations to secure their affected devices is rapidly closing, making immediate remediation essential.
Organizations affected by this vulnerability should implement immediate mitigations including network segmentation to isolate affected devices, disabling unnecessary remote management interfaces, and applying vendor patches if available. The vulnerability aligns with CWE-77 which specifically addresses command injection flaws in software systems, and represents a clear violation of secure coding practices that should prevent such dangerous input handling patterns. From an attack framework perspective, this vulnerability maps to multiple ATT&CK techniques including T1059 for command and scripting interpreter and T1046 for network service scanning. Security teams should also consider implementing network monitoring to detect potential exploitation attempts and establish incident response procedures to address potential compromise of affected devices. The lack of vendor response to early disclosure attempts underscores the importance of proactive security measures and the need for organizations to maintain independent security assessments of their network infrastructure components.