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CVE-2022-29499

Mitel MiVoice Connect Data Validation

9.8 CRITICALActively exploited (CISA KEV)Used in ransomwareEPSS 55.2%
  1. Published26 Apr 2022
  2. Added to CISA KEV27 Jun 2022
  3. Remediation due18 Jul 2022
Actively exploited (CISA KEV)

The Service Appliance component in Mitel MiVoice Connect allows remote code execution due to incorrect data validation.

Added to KEV: 27 Jun 2022Federal remediation due: 18 Jul 2022Used in ransomware

Description

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

Attack vectorNetwork
Attack complexityLow
Privileges requiredNone
User interactionNone
ScopeUnchanged
ConfidentialityHigh
IntegrityHigh
AvailabilityHigh
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected products

Mitel Mivoice Connect≤ 22.20.2300.0

Remediation

No fixed version is recorded in the NVD data. Check the vendor advisory for the latest guidance.

References

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Frequently asked

Is CVE-2022-29499 being actively exploited?

Yes. CVE-2022-29499 is listed in the CISA Known Exploited Vulnerabilities (KEV) catalog, added 27 Jun 2022. It has been used in ransomware campaigns.

How severe is CVE-2022-29499?

CVE-2022-29499 has a CVSS 3.1 base score of 9.8, rated critical. EPSS estimates a 55.2% probability of exploitation.

Which products are affected by CVE-2022-29499?

Affected products include Mitel Mivoice Connect.

How do I fix CVE-2022-29499?

Apply the vendor's patch or advisory guidance, then verify no affected versions remain across your devices.

How Secuno handles this

Secuno correlates vulnerabilities like CVE-2022-29499 against the real software inventory on every managed device, every day. Rather than a static severity, each match is scored in context: exploit availability, EPSS, the asset's exposure, and business criticality decide where it lands in the queue. Because it is on the CISA KEV list, Secuno flags any affected asset as top-priority automatically. If an affected version is present anywhere across your portfolio, it surfaces automatically with a prioritised remediation path.

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Data from the NVD, CISA KEV catalog and FIRST EPSS. CVSS 3.1 base score shown where available.