CVE-2022-29499 Mitel MiVoice Connect: software flaw
In plain words: A mistake in the software that attackers have found a way to abuse. Depends on the product — see the description and the vendor advisory.
Confirmed exploited by CISA on · US federal patch deadline Jul 18, 2022
What to do
- Install Mitel's security update for MiVoice Connect. If no update exists, follow the vendor's workaround or stop using the product until one ships.
- Keep a list of every internet-facing server you run so nothing is forgotten.
- Patch anything in this catalog first, ahead of normal patch cycles.
- Put admin and file-transfer apps behind a VPN or single sign-on instead of the open internet.
Who is affected
Work IT. Aimed mostly at company systems — you are affected through the companies you use, not your own phone.
What's at risk: Mass data theft and ransomware: a single flaw in a file-transfer or email server has exposed thousands of organisations at once.
The details
- Official name
- Mitel MiVoice Connect Data Validation Vulnerability
- Product
- Mitel MiVoice Connect
- CISA description
- The Service Appliance component in Mitel MiVoice Connect allows remote code execution due to incorrect data validation.
- Type of flaw
- Software flaw (CWE-20)
- Confirmed exploited
- Jun 27, 2022 — known to be used in ransomware attacks
- US federal patch deadline
- Jul 18, 2022
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Answering about CVE-2022-29499 ·
Questions about CVE-2022-29499
Is CVE-2022-29499 being exploited?
Yes. CISA added CVE-2022-29499 to its Known Exploited Vulnerabilities catalog on Jun 27, 2022, which means there is reliable evidence of real-world attacks, including by ransomware groups.
How do I fix CVE-2022-29499?
Install Mitel's security update for MiVoice Connect. If no update exists, follow the vendor's workaround or stop using the product until one ships. Keep a list of every internet-facing server you run so nothing is forgotten.
Am I affected by CVE-2022-29499?
Only if you use Mitel MiVoice Connect. Aimed mostly at company systems — you are affected through the companies you use, not your own phone.