CVE-2021-32071
Mitel MiCollab vulnerability analysis and mitigation

Overview

The vulnerability (CVE-2021-32071) was discovered in the MiCollab Client service in Mitel MiCollab versions before 9.3. The vulnerability was disclosed on May 24, 2021, and involves an improper access control issue that could allow an unauthenticated user to gain system access (Mitel Advisory, NVD).

Technical details

The vulnerability has been assigned a CVSS v3.1 score of 6.5 (Medium) and a CVSS v2.0 score of 4.0 (Medium). The security flaw exists in the MiCollab Client service component where improper access control mechanisms could allow unauthorized system access (NVD).

Impact

A successful exploitation of this vulnerability could allow an attacker to view and modify application data and cause a denial of service for users (Mitel Advisory).

Mitigation and workarounds

Mitel has released security updates to address this vulnerability. Users are advised to update their MiCollab software to version 9.3 or later. The vendor recommends customers review the product Security Bulletin and contact Product Support for additional information (Mitel Advisory).

Additional resources


SourceThis report was generated using AI

Related Mitel MiCollab vulnerabilities:

CVE ID

Severity

Score

Technologies

Component name

CISA KEV exploit

Has fix

Published date

CVE-2024-41713CRITICAL9.1
  • Mitel MiCollabMitel MiCollab
  • cpe:2.3:a:mitel:micollab
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CVE-2025-52914HIGH8.8
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  • cpe:2.3:a:mitel:micollab
NoYesAug 08, 2025
CVE-2024-41714HIGH8.8
  • Mitel MiCollabMitel MiCollab
  • cpe:2.3:a:mitel:micollab
NoYesOct 21, 2024
CVE-2024-47224MEDIUM6.5
  • Mitel MiCollabMitel MiCollab
  • cpe:2.3:a:mitel:micollab
NoYesOct 21, 2024
CVE-2024-55550LOW2.7
  • Mitel MiCollabMitel MiCollab
  • cpe:2.3:a:mitel:micollab
YesYesDec 10, 2024

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