CISA Warns of Critical Flaws in Mitel and Oracle Systems

January 8, 2025January 8, 2025

CISA Identifies New Vulnerabilities in Mitel MiCollab and Oracle WebLogic Server

The U.S. Cybersecurity and Infrastructure Security Agency (CISA) has recently added three critical vulnerabilities to its Known Exploited Vulnerabilities (KEV) catalog, focusing on Mitel MiCollab and Oracle WebLogic Server. These vulnerabilities pose significant risks, with evidence suggesting they are currently being exploited by malicious actors. This article explores the newly identified flaws and their potential impacts on cybersecurity.

Overview of the Newly Added Vulnerabilities

CISA has highlighted the following vulnerabilities:

CVE-2024-41713 (CVSS score: 9.1): This path traversal vulnerability in Mitel MiCollab allows attackers unauthorized and unauthenticated access to system files.
CVE-2024-55550 (CVSS score: 4.4): Another path traversal vulnerability in Mitel MiCollab, this flaw permits authenticated attackers with administrative privileges to read local files due to insufficient input sanitization.
CVE-2020-2883 (CVSS score: 9.8): This severe security vulnerability in Oracle WebLogic Server can be exploited by unauthenticated attackers with network access via IIOP or T3 protocols.

It is crucial to note that CVE-2024-41713 can be exploited in conjunction with CVE-2024-55550, enabling an unauthenticated, remote attacker to read arbitrary files on the server.

Background on Vulnerabilities

The emergence of these vulnerabilities follows a report by WatchTowr Labs, which identified them while investigating another serious bug in Mitel MiCollab (CVE-2024-35286, CVSS score: 9.8) that was patched in May 2024. In addition, Oracle had previously warned about attempts to exploit vulnerabilities, including CVE-2020-2883, shortly after its patch release in April 2020.

Current Exploitation Status

While CISA has confirmed the active exploitation of these vulnerabilities, specific details regarding the methods of exploitation and the entities involved remain undisclosed. Organizations are urged to stay vigilant to protect their systems from potential attacks.

Required Actions for Federal Agencies

In compliance with Binding Operational Directive (BOD) 22-01, all Federal Civilian Executive Branch (FCEB) agencies must implement necessary updates by January 28, 2025, to mitigate these vulnerabilities and secure their networks.

Stay Informed on Cybersecurity Developments

Understanding and addressing these vulnerabilities is vital for organizations to safeguard their systems. For more insights on cybersecurity threats and mitigation strategies, be sure to check out our related articles.

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