CVE-2002-0626 in Viewstation
Summary
by MITRE
Polycom ViewStation before 7.2.4 has a default null password for the administrator account, which allows arbitrary users to conduct unauthorized activities.
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Analysis
by VulDB Data Team • 05/13/2018
The vulnerability identified as CVE-2002-0626 affects Polycom ViewStation video conferencing devices running firmware versions prior to 7.2.4. This represents a critical security flaw that stems from improper credential management within the device's authentication framework. The issue manifests as a default null password configuration for the administrator account, creating an inherent security weakness that bypasses normal authentication procedures entirely.
This technical flaw falls under the category of weak authentication mechanisms and can be classified according to CWE-521 Weak Password Requirements, where the system fails to enforce proper password policies for administrative accounts. The vulnerability creates a persistent backdoor access vector that allows any remote or local attacker to gain full administrative privileges without requiring legitimate credentials. The null password configuration essentially eliminates any form of authentication barrier, making the device's administrative interface completely accessible to unauthorized parties.
The operational impact of this vulnerability is severe and multifaceted. Attackers can exploit this weakness to gain complete control over the affected Polycom ViewStation devices, enabling them to modify configuration settings, access sensitive meeting data, monitor communications, and potentially use the device as a pivot point for further attacks within the network. This vulnerability directly aligns with ATT&CK technique T1078 Valid Accounts, where adversaries leverage default or weak credentials to establish persistent access to target systems. The compromised device could serve as a foothold for lateral movement attacks, especially in enterprise environments where video conferencing systems are often interconnected with other network resources.
Organizations utilizing affected Polycom ViewStation devices face significant risks including unauthorized access to video conferencing sessions, potential data breaches, and disruption of business communications. The vulnerability is particularly concerning in environments where sensitive corporate or government communications occur through these devices. The attack surface extends beyond simple unauthorized access to include potential man-in-the-middle scenarios where attackers can intercept and manipulate video conferencing traffic. Remediation efforts must include immediate firmware updates to version 7.2.4 or later, along with comprehensive network segmentation to limit access to these devices. Security administrators should also implement monitoring solutions to detect unauthorized access attempts and establish proper access controls for administrative interfaces. The vulnerability underscores the importance of regular security assessments and timely patch management processes to prevent exploitation of known weaknesses in networked devices.