Improper Access Control Vulnerability in Mitel MiCollab Client Service
CVE-2021-32071

9.8CRITICAL

Key Information:

Vendor
Mitel
Status
Micollab
Vendor
CVE Published:
13 August 2021

Summary

The MiCollab Client service in Mitel MiCollab prior to version 9.3 is susceptible to an improper access control vulnerability. This flaw allows unauthorized users to successfully access the system, enabling them to view and potentially manipulate application data. Furthermore, the vulnerability opens the door for attackers to induce a denial of service, disrupting normal operations for legitimate users.

References

https://www.mitel.com/support/security-advisories
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https://www.mitel.com/support/security-advisories/mitel-p...
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CVSS V3.1

Score:
9.8
Severity:
CRITICAL
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.