Vendor
Mitel: actively exploited vulnerabilities
7 vulnerabilities in Mitel products are listed in CISA’s catalog of actively exploited vulnerabilities, 5 of them used by ransomware. Latest addition on February 12, 2025: CVE-2024-41710 (SIP Phones).
- 7 exploited vulnerabilities in the catalog
- 0 added in the last 12 months
- 5 used by ransomware
- 4 products affected
Affected products
- MiVoice Connect3
- MiCollab2
- MiCollab, MiVoice Business Express1
- SIP Phones1
All exploited vulnerabilities
CISA KEV catalog, newest first: each entry corresponds to observed exploitation.
2025 3 vulnerabilities
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CVE-2024-41710Mitel SIP Phones Argument Injection Vulnerability
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CVE-2024-55550Used by ransomwareMitel MiCollab Path Traversal Vulnerability
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CVE-2024-41713Used by ransomwareMitel MiCollab Path Traversal Vulnerability
2023 2 vulnerabilities
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CVE-2022-41223Used by ransomwareMitel MiVoice Connect Code Injection Vulnerability
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CVE-2022-40765Used by ransomwareMitel MiVoice Connect Command Injection Vulnerability
2022 2 vulnerabilities
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CVE-2022-29499Used by ransomwareMitel MiVoice Connect Data Validation Vulnerability
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CVE-2022-26143MiCollab, MiVoice Business Express Access Control Vulnerability
What to do
If your estate includes any of these products, make sure the vendor’s patches are applied, starting with the most recent vulnerabilities and those used by ransomware, then look for signs of compromise: an exploited vulnerability has often been used before it was fixed.
Additions from all vendors are tracked on the Actively exploited vulnerabilities page, updated several times a day. Sources: CISA KEV catalog (US public domain) and CERT-FR.