CVE-2013-4629 in Video Conference System
Summary
by MITRE
The Huawei viewpoint VP9610 and VP9620 units for the Huawei Video Conference system do not update the Session ID upon successful establishment of a login session, which allows remote authenticated users to hijack sessions via an unspecified interception method.
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Analysis
by VulDB Data Team • 05/11/2021
The vulnerability identified as CVE-2013-4629 affects Huawei viewpoint VP9610 and VP9620 video conferencing units within the Huawei Video Conference system ecosystem. This security flaw represents a critical session management weakness that undermines the authentication and authorization mechanisms designed to protect video conferencing communications. The affected devices operate as part of Huawei's unified communications infrastructure, providing enterprise-level video conferencing capabilities for organizations requiring secure collaborative environments. These units serve as core components in video conference systems where maintaining session integrity and preventing unauthorized access are paramount to protecting sensitive business communications.
The technical flaw stems from the improper session handling mechanism within the authentication process of these video conferencing units. When legitimate users successfully establish login sessions, the system fails to generate new Session IDs or properly invalidate previous session identifiers. This behavior creates a persistent session identifier that remains unchanged throughout the user's authenticated session lifecycle. The vulnerability is classified as a session fixation issue, where the system maintains the same session token across authentication events, enabling malicious actors to exploit this weakness through session hijacking techniques. According to CWE classification, this represents a weakness in session management where the system does not adequately protect session identifiers from being reused or intercepted.
The operational impact of this vulnerability extends beyond simple unauthorized access to encompass potential compromise of entire video conferencing sessions and associated communications. Remote authenticated users who can intercept network traffic or gain access to session tokens can leverage this flaw to assume control of active user sessions without requiring additional authentication credentials. This capability allows attackers to eavesdrop on confidential video conferences, manipulate session parameters, or gain unauthorized access to sensitive meeting content and participant information. The vulnerability particularly affects enterprise environments where video conferencing systems handle proprietary business information, strategic discussions, and confidential communications that require robust security protections. The unspecified interception method suggests that attackers could potentially exploit this through various network-based attack vectors including man-in-the-middle attacks, packet sniffing, or network monitoring tools.
The security implications of this vulnerability align with ATT&CK framework techniques related to credential access and privilege escalation. Specifically, the flaw enables techniques categorized under T1565.001 (Credentials from Password Stores) and T1550.002 (Use of Network Protocols) where attackers can leverage session tokens to maintain persistent access to authenticated systems. Organizations utilizing these Huawei video conferencing units face significant risks including data leakage, unauthorized surveillance of business meetings, and potential compromise of corporate communications infrastructure. The vulnerability's impact is amplified in environments where video conferencing systems are integrated with other enterprise applications, creating potential attack vectors that could lead to broader system compromise. Security professionals should consider this vulnerability as part of comprehensive network security assessments, particularly in environments where video conferencing systems handle sensitive or regulated information.
Mitigation strategies for this vulnerability should focus on implementing robust session management controls and network security measures. Organizations should ensure that all affected Huawei viewpoint units are updated with the latest firmware releases that address the session ID handling issue. Network segmentation and traffic encryption should be implemented to prevent unauthorized interception of session tokens and network communications. Security monitoring should include detection of anomalous session behavior and unauthorized session access attempts. Additional protective measures include implementing strong network access controls, regular security audits of video conferencing systems, and comprehensive user authentication protocols that go beyond simple session token management. The vulnerability highlights the importance of maintaining up-to-date security patches and implementing defense-in-depth strategies to protect critical communication infrastructure from session-based attacks.