CVE-2022-40765
MediumExploitedPublic exploitA 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.
Published Nov 21, 2022 · Updated Nov 3, 2025
Key Facts
Patch immediately- CVE-2022-40765 is a medium-severity vulnerability (CVSS 6.8 v3.1) affecting Mivoice Connect (Mitel).
- It is exploited in the wild, listed in CISA KEV, Industry KEV feed, CIRCL KEV, ENISA EUVD since Feb 21, 2023 and is known to be used in ransomware campaigns. Public exploit code is available.
- EPSS estimates a 11% probability of exploitation in the next 30 days.
- Fixed versions are available, including Mivoice Connect <=22.22.6100.0, Mivoice Connect 22.22.6100.0.
- Brandefense priority: patch immediately, because it is listed as exploited in the wild.
CVSS v3.1
6.8
CVSS:3.1/AV:A/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
EPSS (30-day exploit likelihood)
11%
Higher than 95.7% of all scored CVEs
Exploited in the wild
Yes
4 catalog listings, used by ransomware
Public exploit code
Available
Proof-of-concept or weaponized module
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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.
Known-Exploited Catalog Listings
| Catalog | Added | Remediation due | Ransomware use |
|---|---|---|---|
| CISA KEV | Feb 21, 2023 | Mar 14, 2023 | Known |
| Industry KEV feed | Feb 21, 2023 | Mar 14, 2023 | Known |
| CIRCL KEV | Feb 21, 2023 | Mar 14, 2023 | Known |
| ENISA EUVD | Feb 21, 2023 | n/a | Not reported |
Required action: Apply updates per vendor instructions.
Affected Products
1 affected entries in total| Product | Affected versions | Fixed in |
|---|---|---|
| Mivoice ConnectMitel | See advisory | 22.22.6100.0 |
Patched Releases
Mivoice Connect
<=22.22.6100.0
Timeline
Publicly disclosed
Nov 21, 2022
Added to CISA KEV
Feb 21, 2023
Added to Industry KEV feed
Feb 21, 2023
Added to CIRCL KEV
Feb 21, 2023
Added to ENISA EUVD
Feb 21, 2023
Last updated
Nov 3, 2025
Weakness Type
- CWE-77 Improper Neutralization of Special Elements used in a Command ('Command Injection')
References
FAQ
Common Questions.
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.
Affected: Mivoice Connect (Mitel). The full list is in the CVE brief.
It is exploited in the wild, listed in CISA KEV, Industry KEV feed, CIRCL KEV, ENISA EUVD since Feb 21, 2023 and is known to be used in ransomware campaigns.
Yes. It was added on Feb 21, 2023 with a federal remediation due date of Mar 14, 2023.
Public exploit code is available.
Fixed versions are available, including Mivoice Connect <=22.22.6100.0, Mivoice Connect 22.22.6100.0.
Brandefense priority: patch immediately, because it is listed as exploited in the wild.
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