CVE-2019-6958 in BVMS
Summary
by MITRE
A recently discovered security vulnerability affects all Bosch Video Management System (BVMS) versions 9.0 and below, DIVAR IP 2000, 3000, 5000 and 7000, Configuration Manager, Building Integration System (BIS) with Video Engine, Access Professional Edition (APE), Access Easy Controller (AEC), Bosch Video Client (BVC) and Video SDK (VSDK). The RCP+ network port allows access without authentication. Adding authentication feature to the respective library fixes the issue. The issue is classified as "CWE-284: Improper Access Control." This vulnerability, for example, allows a potential attacker to delete video or read video data.
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Analysis
by VulDB Data Team • 09/25/2023
The vulnerability identified as CVE-2019-6958 represents a critical security flaw in Bosch's video management and access control systems, specifically affecting versions 9.0 and below of the Bosch Video Management System. This weakness manifests through the RCP+ network port which provides unauthenticated access to sensitive system functions, creating a significant attack surface for malicious actors. The vulnerability falls under CWE-284: Improper Access Control, which categorizes it as a fundamental flaw in authorization mechanisms that allows unauthorized users to access protected resources. The affected product portfolio includes multiple critical components such as DIVAR IP series controllers, Configuration Manager, Building Integration System with Video Engine, Access Professional Edition, Access Easy Controller, Bosch Video Client, and Video SDK, indicating a widespread impact across Bosch's security infrastructure ecosystem.
The technical exploitation of this vulnerability enables attackers to perform unauthorized operations on video data and system configurations without requiring valid credentials or authentication. This unauthenticated access capability allows for potentially devastating actions including deletion of video recordings, unauthorized reading of stored video data, and modification of system parameters that could compromise the integrity of the entire security infrastructure. The RCP+ protocol implementation fails to enforce proper authentication checks, creating a backdoor that bypasses normal access control mechanisms and allows any network-connected attacker to exploit the system. This flaw directly violates fundamental security principles and creates a pathway for data exfiltration, system disruption, and potential surveillance violations that could have serious implications for privacy and security operations.
From an operational perspective, this vulnerability presents significant risks to organizations relying on Bosch security systems for critical infrastructure protection, surveillance operations, and access control management. The impact extends beyond simple data theft to include potential system compromise, service disruption, and regulatory compliance violations that could result in substantial financial and reputational damage. Organizations using affected systems may face unauthorized access to sensitive video feeds, which could expose confidential operations, personal information, or security vulnerabilities within protected facilities. The vulnerability's classification as CWE-284 indicates that it stems from inadequate access control implementation rather than a specific protocol flaw, making it particularly concerning as it suggests a systemic weakness in how authentication is handled across multiple Bosch security products.
The recommended mitigation strategy involves implementing authentication features within the affected libraries and updating all impacted systems to versions that address this access control weakness. Organizations should immediately assess their deployment of affected Bosch products and implement network segmentation to limit access to the RCP+ ports where possible. Security administrators should also consider disabling unused network services, implementing strong network monitoring, and establishing regular vulnerability assessments to identify similar weaknesses in their security infrastructure. The fix requires updating the underlying libraries to enforce proper authentication mechanisms before allowing access to sensitive system functions, which aligns with ATT&CK framework techniques related to privilege escalation and credential access. This vulnerability serves as a reminder of the critical importance of proper access control implementation in security systems and the potential consequences when authentication mechanisms are bypassed or improperly configured in enterprise security infrastructure.