Mitel MiCollab Flaw Allows Unauthorized File Access

December 5, 2024December 5, 2024

Critical Vulnerability in Mitel MiCollab Exposed: Details on CVE-2024-41713

Cybersecurity experts have unveiled a proof-of-concept (PoC) exploit that targets a recently patched critical security flaw in Mitel MiCollab software. This vulnerability, identified as CVE-2024-41713, has a CVSS score of 9.8, indicating its severe impact. The exploit combines this flaw with an arbitrary file read zero-day, potentially allowing attackers to access sensitive files from vulnerable instances of MiCollab.

Mitel MiCollab is a versatile communication platform that integrates chat, voice, video, and SMS messaging with applications like Microsoft Teams. The vulnerability arises from inadequate input validation within the NuPoint Unified Messaging (NPM) component, leading to a path traversal attack that can expose confidential information.

Understanding CVE-2024-41713: The Details

The critical vulnerability CVE-2024-41713 stems from a failure in input validation, specifically related to the ReconcileWizard component of MiCollab. By sending a specially crafted HTTP request with the input "..;/", an attacker can navigate to the root of the application server, accessing sensitive files such as /etc/passwd without authentication.

Mitel addressed this SQL injection flaw in late May 2024 by releasing MiCollab version 9.8 SP1 (9.8.1.5). However, the vulnerability is concerning because it can be exploited in conjunction with an unpatched post-authentication arbitrary file read flaw to extract sensitive information.

Potential Risks and Impacts

Mitel has warned that successful exploitation of CVE-2024-41713 could allow unauthorized access, jeopardizing the system’s confidentiality, integrity, and availability. An attacker could potentially access provisioning information and perform unauthorized administrative actions on the MiCollab server.

Following responsible disclosure, Mitel has released patches in versions 9.8 SP2 (9.8.2.12) or later as of October 9, 2024, addressing this vulnerability.

Additional Vulnerabilities in MiCollab

It’s important to note that MiCollab 9.8 SP2 (9.8.2.12) also mitigates another critical SQL injection vulnerability (CVE-2024-47223, CVSS score: 9.4) affecting the Audio, Web, and Video Conferencing (AWV) component. This vulnerability could lead to severe issues, including unauthorized access and disruptions to system operations.

Broader Implications: Security Flaws in Other Devices

This disclosure follows a report by Rapid7 detailing multiple security defects in the Lorex 2K Indoor Wi-Fi Security Camera, which could be exploited together to achieve remote code execution (RCE). Researchers highlighted that attackers could reset a device’s admin password and leverage vulnerabilities to execute commands with elevated privileges.

Conclusion: Stay Informed and Secure

As cybersecurity threats continue to evolve, it is crucial for organizations using Mitel MiCollab to update their systems to the latest version to protect against these vulnerabilities. For more information on cybersecurity risks and updates, consider following our related articles or sharing your thoughts in the comments below.

For further reading, check out Mitel’s official advisory on CVE-2024-41713 and the Rapid7 report on Lorex camera vulnerabilities.

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Sophos Releases Hotfixes for Critical Firewall Vulnerabilities

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CISA Adds New BeyondTrust Vulnerability to KEV Catalog

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