CVE-2024-37770 in 14Finger
Summary
by MITRE • 07/10/2024
14Finger v1.1 was discovered to contain a remote command execution (RCE) vulnerability in the fingerprint function. This vulnerability allows attackers to execute arbitrary commands via a crafted payload.
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Analysis
by VulDB Data Team • 07/01/2025
The vulnerability identified as CVE-2024-37770 represents a critical remote command execution flaw in 14Finger v1.1 fingerprint authentication system. This security weakness resides within the fingerprint function implementation, creating a pathway for malicious actors to gain unauthorized control over the affected system. The vulnerability stems from insufficient input validation and sanitization mechanisms that fail to properly process user-supplied data during fingerprint authentication operations. Attackers can exploit this weakness by crafting specially designed payloads that bypass normal authentication procedures and directly execute arbitrary commands on the target system.
The technical exploitation of this vulnerability follows established patterns consistent with CWE-78, which addresses improper neutralization of special elements used in OS commands. The fingerprint function in 14Finger v1.1 appears to incorporate user input directly into system commands without adequate sanitization, creating a classic command injection scenario. This flaw operates at the application layer and can be leveraged through network-based attacks, requiring no physical access or prior authentication credentials. The vulnerability's impact extends beyond simple authentication bypass as it enables full system compromise through command execution capabilities.
From an operational perspective, this vulnerability poses significant risks to organizations relying on 14Finger v1.1 for biometric authentication. The remote nature of the exploit means that attackers can target systems from anywhere on the internet, making detection and mitigation particularly challenging. The attack surface includes all systems running the vulnerable software, potentially affecting access control systems, security infrastructure, and sensitive data repositories. Organizations may face unauthorized access to protected facilities, data breaches, and potential lateral movement within network environments. The vulnerability's exploitation can result in complete system compromise, data exfiltration, and persistent backdoor establishment.
Security practitioners should implement immediate mitigations including network segmentation, firewall rule enforcement, and access control restrictions to limit exposure. The recommended approach involves patching the vulnerable software to version 1.2 or later, which addresses the command injection vulnerability through proper input validation and sanitization. Additionally, organizations should deploy intrusion detection systems to monitor for suspicious command execution patterns and implement network monitoring to detect exploitation attempts. The vulnerability aligns with ATT&CK technique T1059.001 for command and scripting interpreter, highlighting the need for comprehensive endpoint protection measures. Regular security assessments and vulnerability scanning should be conducted to identify similar issues in other authentication systems and prevent similar exploitation vectors from being leveraged in future attacks.