CVE-2015-7323 in Pulse Secure Meeting
Summary
by MITRE
The Secure Meeting (Pulse Collaboration) in Pulse Connect Secure (formerly Juniper Junos Pulse) before 7.1R22.1, 7.4, 8.0 before 8.0R11, and 8.1 before 8.1R3 allows remote authenticated users to bypass intended access restrictions and log into arbitrary meetings by leveraging a meeting id and meetingAppSun.jar.
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Analysis
by VulDB Data Team • 06/19/2022
The vulnerability identified as CVE-2015-7323 affects Pulse Connect Secure's Secure Meeting component, formerly known as Junos Pulse, which is a collaboration platform designed for secure video conferencing and meeting management. This vulnerability resides in multiple versions of the software across different release branches including 7.1R22.1, 7.4, 8.0R11, and 8.1R3, indicating a widespread issue that impacted organizations relying on this secure communication infrastructure. The flaw represents a critical access control weakness that undermines the security model of the platform by allowing unauthorized privilege escalation through legitimate authentication mechanisms.
The technical implementation of this vulnerability stems from improper validation of meeting identifiers within the authentication flow. Specifically, authenticated users can exploit the system by utilizing a meeting ID parameter in conjunction with the meetingAppSun.jar component to gain access to meetings for which they do not possess proper authorization. This bypass occurs because the system fails to adequately verify session tokens or meeting permissions associated with the meeting ID, allowing attackers to leverage valid meeting identifiers to access restricted meeting spaces. The vulnerability essentially enables a form of session hijacking or privilege escalation where legitimate authenticated users can access resources beyond their intended scope.
The operational impact of this vulnerability is significant for organizations utilizing Pulse Connect Secure for business-critical communications and collaboration. Attackers could potentially access sensitive meeting content, intercept confidential communications, and compromise the integrity of business meetings involving executives, legal proceedings, or strategic discussions. The vulnerability affects the fundamental security assumptions of the platform, as it allows authenticated users to bypass access controls that should prevent unauthorized access to specific meetings. This creates a risk of data leakage, unauthorized surveillance, and potential compromise of sensitive business information that organizations rely on for secure collaboration.
Organizations should implement immediate mitigations including updating to the patched versions mentioned in the advisory, specifically 7.1R22.1, 7.4, 8.0R11, and 8.1R3, which contain the necessary security fixes. Network segmentation and monitoring should be enhanced to detect unusual authentication patterns or access attempts to meetings. The vulnerability aligns with CWE-285, which addresses improper authorization in security frameworks, and corresponds to techniques described in the MITRE ATT&CK framework under privilege escalation and credential access phases. Organizations should also consider implementing additional access controls and monitoring for meeting-related activities to prevent exploitation of this class of vulnerability in the future.