CVE DATABASE / CVE-2022-29499
CVE-2022-29499
Mitel MiVoice Connect Data Validation Vulnerability
CVSS 9.8 · CRITICAL
⚠ CISA KEV — ACTIVELY EXPLOITED
RANSOMWARE
On the CISA KEV catalog
Confirmed exploited in the wild. Added 2022-06-27.
Federal remediation due 2022-07-18.
Required action: Apply updates per vendor instructions.
Summary
The Service Appliance component in Mitel MiVoice Connect through 19.2 SP3 allows remote code execution because of incorrect data validation. The Service Appliances are SA 100, SA 400, and Virtual SA.
CVSS 3.1 breakdown
| Base score | 9.8 (CRITICAL) |
| Vector | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
| Attack vector | NETWORK |
| Attack complexity | LOW |
| Privileges required | NONE |
| User interaction | NONE |
| Scope | UNCHANGED |
| Confidentiality | HIGH |
| Integrity | HIGH |
| Availability | HIGH |
Weakness type (CWE)
Affected products
Mitel mivoice connect
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References
- https://www.mitel.com/support/security-advisories/mitel-product-security-advisory-22-0002
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2022-29499
Data: NIST NVD + CISA KEV. NVD last modified 2025-11-03. Always verify against the vendor advisory before acting.