CISA KEV · Known exploitedCritical

CVE-2022-29499

Mitel MiVoice Connect

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
9.8
EPSS
55.4%
98.9% percentile
CISA KEV
Listed
Published
2022.04.26
PRIORITY ASSESSMENT

Immediate review

CISA has listed this vulnerability in the Known Exploited Vulnerabilities catalog.

Known exploitationConfirmed by CISA KEV
Exploit probability55.4%
Technical severityCVSS 9.8

Vulnerability overview

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.

Affected product and versions

Product
Mitel MiVoice Connect
Affected versions
<= 22.20.2300.0
Fixed versions
No verified fixed-version field is available yet

Recommended response sequence

Confirm exposure before applying a vendor-supported change.

Full remediation guide
CISA required action

Apply updates per vendor instructions.

Due date: 2022.07.18
  1. 1
    Identify

    Confirm that Mitel MiVoice Connect and an affected version are present.

  2. 2
    Prioritize

    Combine exploitation signals with asset exposure and business criticality.

  3. 3
    Remediate

    Follow the vendor advisory or supported update path and preserve rollback options.

  4. 4
    Verify

    Recheck the version, service health, access paths, and relevant logs.

Technical data

CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CWE
CWE-20
KEV added
2022.06.27
Ransomware use
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CVE-2022-29499 — Mitel MiVoice Connect | SECUFOCUS NOW