CVE-2020-6960 in MAXPRO VMS
Summary
by MITRE
The following versions of MAXPRO VMS and NVR, MAXPRO VMS:HNMSWVMS prior to Version VMS560 Build 595 T2-Patch, HNMSWVMSLT prior to Version VMS560 Build 595 T2-Patch, MAXPRO NVR: MAXPRO NVR XE prior to Version NVR 5.6 Build 595 T2-Patch, MAXPRO NVR SE prior to Version NVR 5.6 Build 595 T2-Patch, MAXPRO NVR PE prior to Version NVR 5.6 Build 595 T2-Patch, and MPNVRSWXX prior to Version NVR 5.6 Build 595 T2-Patch contain an SQL injection vulnerability that could give an attacker remote unauthenticated access to the web user interface with administrator-level privileges.
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Analysis
by VulDB Data Team • 03/25/2024
The CVE-2020-6960 vulnerability represents a critical SQL injection flaw affecting multiple MAXPRO video management system and network video recorder products. This vulnerability exists in various firmware versions including HNMSWVMS, HNMSWVMSLT, MAXPRO NVR XE, MAXPRO NVR SE, MAXPRO NVR PE, and MPNVRSWXX devices. The flaw allows remote attackers to execute arbitrary SQL commands against the affected systems without requiring authentication, potentially enabling full administrative control over the surveillance infrastructure. The vulnerability specifically impacts devices running versions prior to VMS560 Build 595 T2-Patch for VMS systems and NVR 5.6 Build 595 T2-Patch for NVR systems.
The technical implementation of this SQL injection vulnerability occurs within the web user interface components of these surveillance systems, where input validation mechanisms fail to properly sanitize user-supplied data before incorporating it into database queries. Attackers can exploit this weakness by crafting malicious SQL payloads through web interface parameters, potentially bypassing authentication mechanisms entirely. The vulnerability falls under CWE-89 which specifically addresses SQL injection flaws, and aligns with ATT&CK technique T1190 for exploiting vulnerabilities in web applications. When successfully exploited, the vulnerability allows attackers to escalate privileges from anonymous users to administrator level access, providing complete control over the video surveillance infrastructure including camera configurations, recording settings, user management, and system access controls.
The operational impact of this vulnerability extends beyond simple unauthorized access, as it fundamentally compromises the security posture of surveillance networks that rely on MAXPRO systems. Organizations using these affected devices face potential exposure of sensitive video footage, unauthorized modifications to security settings, and complete takeover of surveillance operations. The vulnerability's remote nature means attackers can exploit it from anywhere on the internet without requiring physical access to the devices or knowledge of internal network configurations. This presents a significant risk to critical infrastructure, enterprise security systems, and any organization relying on these surveillance platforms for perimeter security monitoring. The lack of authentication requirements makes this particularly dangerous as it can be exploited by any internet-connected attacker, potentially leading to widespread surveillance compromise across multiple geographic locations.
Mitigation strategies for CVE-2020-6960 should prioritize immediate firmware updates to versions VMS560 Build 595 T2-Patch or NVR 5.6 Build 595 T2-Patch for affected systems. Organizations should also implement network segmentation to isolate these devices from critical internal systems and limit their exposure to external internet traffic. Additional protective measures include deploying web application firewalls to monitor for SQL injection attempts, implementing network access controls to restrict remote access to administrative interfaces, and conducting comprehensive security assessments of all surveillance infrastructure. Security teams should also monitor for suspicious network activity patterns that may indicate exploitation attempts and establish incident response procedures specifically for surveillance system compromises. Regular vulnerability assessments and penetration testing of networked security devices should be conducted to identify similar weaknesses in other components of the security infrastructure.