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CVE-2022-40765

Mitel MiVoice Connect Command Injection

6.8 MEDIUMActively exploited (CISA KEV)Used in ransomwareEPSS 10.6%
  1. Published22 Nov 2022
  2. Added to CISA KEV21 Feb 2023
  3. Remediation due14 Mar 2023
Actively exploited (CISA KEV)

The Mitel Edge Gateway component of MiVoice Connect allows an authenticated attacker with internal network access to execute commands within the context of the system.

Added to KEV: 21 Feb 2023Federal remediation due: 14 Mar 2023Used in ransomware

Description

A vulnerability in the Edge Gateway component of Mitel MiVoice Connect through 19.3 (22.22.6100.0) could allow an authenticated attacker with internal network access to conduct a command-injection attack, due to insufficient restriction of URL parameters.

CVSS 3.1 breakdown

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

Affected products

Mitel Mivoice Connect≤ 22.22.6100.0

Remediation

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

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Frequently asked

Is CVE-2022-40765 being actively exploited?

Yes. CVE-2022-40765 is listed in the CISA Known Exploited Vulnerabilities (KEV) catalog, added 21 Feb 2023. It has been used in ransomware campaigns.

How severe is CVE-2022-40765?

CVE-2022-40765 has a CVSS 3.1 base score of 6.8, rated medium. EPSS estimates a 10.6% probability of exploitation.

Which products are affected by CVE-2022-40765?

Affected products include Mitel Mivoice Connect.

How do I fix CVE-2022-40765?

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-2022-40765 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.