CVE-2022-26143: 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.
| Vendor | Mitel |
|---|---|
| Product | MiCollab, MiVoice Business Express |
| Date added to KEV | 2022-03-25 |
| Due date (BOD 22-01) | 2022-04-15 |
| Known ransomware campaign use | Unknown |
| CWE | CWE-306, CWE-406 |
| Required action | Apply updates per vendor instructions. |
What to do
- Identify every instance of Mitel MiCollab, MiVoice Business Express in your environment (asset inventory, EDR, vulnerability scanner).
- Apply CISA's required action: Apply updates per vendor instructions.
- Federal civilian agencies must act by 2022-04-15 under BOD 22-01; other organizations can use the same date as a target.
- Check the vendor advisory and NVD entry linked below for affected versions, then record the fix in your change log.
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Sources
- NVD entry for CVE-2022-26143 (severity scores, if any, live there)
- CISA KEV catalog entry
- https://nvd.nist.gov/vuln/detail/CVE-2022-26143