CVE-2023-45801 in DVR
Summary
by MITRE • 12/13/2023
Improper Authentication vulnerability in Nadatel DVR allows Information Elicitation.This issue affects DVR: from 3.0.0 before 9.9.0.
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Analysis
by VulDB Data Team • 12/13/2023
The CVE-2023-45801 vulnerability represents a critical improper authentication flaw within Nadatel DVR software systems that has been identified in versions ranging from 3.0.0 through prior to 9.9.0. This vulnerability falls under the broader category of authentication bypass issues that can fundamentally compromise the security posture of video surveillance infrastructure. The flaw specifically enables unauthorized information elicitation, meaning that attackers can potentially extract sensitive data from the DVR system without proper authorization. The vulnerability stems from inadequate verification mechanisms that fail to properly authenticate users before granting access to system resources and data repositories. This weakness creates a pathway for malicious actors to bypass standard authentication protocols and gain access to video feeds, system configurations, and other sensitive operational data. The impact extends beyond simple unauthorized access as it can enable comprehensive reconnaissance activities that allow attackers to map the surveillance network and identify critical assets within the organization's security infrastructure. Organizations utilizing Nadatel DVR systems in this vulnerable range face significant risk of data breaches and potential surveillance compromise that could affect privacy and security operations.
The technical implementation of this authentication flaw appears to involve insufficient validation of user credentials and session management within the DVR software architecture. Attackers can exploit this weakness to perform information elicitation attacks that systematically extract data from the system without proper authentication. This typically involves manipulating authentication tokens, session identifiers, or bypassing login mechanisms entirely through predictable patterns or hardcoded credentials. The vulnerability may also stem from improper handling of authentication requests where the system fails to adequately verify user identities before granting access to protected resources. The affected versions span a considerable range indicating this was likely a long-standing issue within the Nadatel DVR software development lifecycle, suggesting inadequate security testing and code review processes. This authentication bypass allows for both passive and active information gathering activities that can provide attackers with comprehensive insights into the surveillance infrastructure, including camera configurations, network topology, and operational patterns.
The operational impact of CVE-2023-45801 extends far beyond immediate unauthorized access, creating potential for significant security breaches and privacy violations within organizations that rely on Nadatel DVR systems. Information elicitation capabilities can enable attackers to gather intelligence about physical security measures, identify vulnerable points in surveillance coverage, and potentially map access patterns that could be used for further attacks. The vulnerability creates a persistent threat vector that can be exploited repeatedly, allowing attackers to maintain access and continue information gathering over extended periods. Organizations may experience reputational damage, regulatory penalties, and operational disruption as a result of this vulnerability being exploited. The exposure of surveillance data could compromise ongoing investigations, reveal sensitive operational information, and potentially expose critical infrastructure to targeted attacks. This vulnerability particularly affects organizations that depend heavily on video surveillance for security operations, as the compromise of their DVR systems can lead to complete exposure of their security monitoring capabilities.
Mitigation strategies for CVE-2023-45801 should prioritize immediate remediation through software updates to versions 9.9.0 or later where the authentication flaw has been addressed. Organizations must conduct comprehensive vulnerability assessments to identify all affected Nadatel DVR systems within their infrastructure and ensure proper patch management protocols are implemented. Network segmentation and access controls should be strengthened to limit lateral movement within the surveillance network, while monitoring systems should be enhanced to detect anomalous access patterns that may indicate exploitation attempts. Security teams should implement robust authentication mechanisms including multi-factor authentication where possible, and establish regular security audits of video surveillance systems to identify potential vulnerabilities. The implementation of intrusion detection systems specifically designed to monitor for authentication bypass attempts and information elicitation activities should be considered. Additionally, organizations should develop incident response procedures that specifically address surveillance system compromises and establish communication protocols for reporting and managing security incidents involving video surveillance infrastructure. This vulnerability underscores the importance of maintaining up-to-date security patches and implementing comprehensive security testing throughout the software development lifecycle. The issue aligns with CWE-287 which addresses improper authentication, and represents a clear violation of security best practices in authentication design and implementation. From an ATT&CK framework perspective, this vulnerability maps to techniques involving credential access and reconnaissance activities that enable attackers to gather information about target systems and networks.