Home » Mitel MiCollab at risk: new security hole! Linux and UNIX affected

Mitel MiCollab at risk: new security hole! Linux and UNIX affected

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Mitel MiCollab at risk: new security hole!  Linux and UNIX affected

There is a current IT security warning for Mitel MiCollab. You can find out what vulnerabilities are involved, which products are affected and what you can do here.

The Federal Office for Security in Information Technology (BSI) issued a security advisory for Mitel MiCollab on April 10, 2024. The report lists several vulnerabilities that make an attack possible. The operating systems Linux, UNIX and Windows as well as the Mitel MiCollab product are affected by the security vulnerability.

The latest manufacturer recommendations regarding updates, workarounds and security patches for this vulnerability can be found here: Mitel Product Security Advisory (As of April 10, 2024). Other useful resources are listed later in this article.

Multiple vulnerabilities reported for Mitel MiCollab – Risk: medium

Risk level: 4 (medium)
CVSS Base Score: 6,5
CVSS Temporal Score: 5,7
Remoteangriff: Ja

The Common Vulnerability Scoring System (CVSS) is used to assess the vulnerability of computer systems. The CVSS standard makes it possible to compare potential or actual security vulnerabilities based on various criteria in order to better prioritize countermeasures. The attributes “none”, “low”, “medium”, “high” and “critical” are used to determine the severity levels of a vulnerability. The Base Score evaluates the requirements for an attack (including authentication, complexity, privileges, user interaction) and its consequences. The temporal score also takes changes over time in the danger situation into account. According to the CVSS, the threat of the vulnerability discussed here is classified as “medium” with a base score of 6.5.

Mitel MiCollab Bug: Summary of current vulnerabilities

MiCollab is Mitel’s real-time collaboration communications suite.

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A remote, authenticated attacker could exploit multiple vulnerabilities in Mitel MiCollab to manipulate data or conduct a cross-site scripting attack.

The vulnerabilities were classified using the CVE designation system (Common Vulnerabilities and Exposures) by their individual serial numbers CVE-2024-30157, CVE-2024-30158, CVE-2024-30159 und CVE-2024-30160.

Systems affected by the security gap at a glance

Operating systems
Linux, UNIX, Windows

Mitel MiCollab

General recommendations for dealing with IT vulnerabilities

Users of the affected applications should keep them up to date. When security gaps become known, manufacturers are required to fix them as quickly as possible by developing a patch or a workaround. If new security updates become available, install them promptly. For information, consult the sources listed in the next section. These often contain further information about the latest version of the software in question as well as the availability of security patches or information about workarounds. If you have any further questions or uncertainties, please contact your responsible administrator. IT security managers should regularly check when the IT security warning Affected manufacturers provide a new security update.

Sources of updates, patches and workarounds

Here you will find further links with information about bug reports, security fixes and workarounds.

Mitel Product Security Advisory vom 2024-04-10 (10.04.2024)
For more information, see:

Mitel Product Security Advisory vom 2024-04-10 (10.04.2024)
For more information, see:

Version history of this security alert

This is the initial version of this IT security notice for Mitel MiCollab. This text will be updated as updates are announced. You can read about changes or additions in this version history.

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April 10, 2024 – Initial version

+++ Editorial note: This text was generated based on current BSI data and will be updated in a data-driven manner depending on the warning situation. We accept feedback and comments at [email protected]. +++

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Edited by kns


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