CVE-2024-7029 in AVM1203
Summary
by MITRE • 08/02/2024
Commands can be injected over the network and executed without authentication.
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Analysis
by VulDB Data Team • 05/08/2026
This vulnerability represents a critical remote code execution flaw that allows attackers to inject and execute arbitrary commands on a target system over an unauthenticated network connection. The vulnerability stems from insufficient input validation and sanitization mechanisms within network-facing applications or services that accept command parameters from external sources. Attackers can exploit this weakness by crafting malicious command sequences that bypass authentication checks and are subsequently processed and executed by the vulnerable system. This type of vulnerability typically occurs in applications that directly interpret user-supplied input as commands without proper filtering or escaping mechanisms. The absence of authentication requirements means that any network entity can potentially exploit this flaw, making it particularly dangerous in environments where network services are exposed to untrusted networks. The technical implementation often involves services that accept command-line parameters, shell commands, or script execution requests through network protocols such as http ftp or custom application protocols. This vulnerability aligns with CWE-77 and CWE-94 categories which specifically address command injection and code injection flaws. From an operational perspective this vulnerability can lead to complete system compromise including privilege escalation, data exfiltration, persistence mechanisms, and lateral movement within network environments. The attack surface expands significantly when considering that many network services operate with elevated privileges, making successful exploitation potentially devastating. The vulnerability can be exploited through various attack vectors including web applications, network management protocols, or any service that processes external input without proper validation. The impact severity is compounded by the fact that no authentication is required, meaning that attackers can leverage this weakness without needing valid credentials or prior access to the system. According to ATT&CK framework this vulnerability maps to T1059.001 Command and Scripting Interpreter and T1190 Exploit Public-Facing Application techniques. Organizations should implement proper input validation, use parameterized commands, and employ principle of least privilege when designing network services. Network segmentation and firewall rules should restrict access to vulnerable services, while regular security assessments and penetration testing can help identify similar weaknesses in other applications. The vulnerability also highlights the importance of secure coding practices and the implementation of proper command execution frameworks that prevent injection attacks through proper sanitization and escaping of user inputs.