Risk Letters

Exploited vulnerability

CVE-2022-26143

TLP:CLEAR

MiCollab, MiVoice Business Express Access Control Vulnerability

A vulnerability has been identified in MiCollab and MiVoice Business Express that may allow a malicious actor to gain unauthorized access to sensitive information and services, cause performance degradations or a denial of service condition on the affected system.

Facts

  • Vendor: Mitel
  • Product: MiCollab, MiVoice Business Express
  • CVSS: 9.8
  • EPSS (probability of exploitation within 30 days): 87.3 %
  • On CISA's Known Exploited Vulnerabilities list since: 25 March 2022
  • First known exploitation: 25 March 2022
  • CISA's deadline for US federal agencies: 15 April 2022
  • Weakness: CWE-306
  • First seen by Risk Letters: 25 March 2022

Members see which Nordic sectors the flaw hits, and what to do about it.

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Data: NVD (public domain), CISA KEV, FIRST EPSS, MITRE ATT&CK, AlienVault OTX. NVD