CVE-2022-29854 — A vulnerability in Mitel 6900 Series IP (MiNet) phones excluding 6970, versions
A vulnerability in Mitel 6900 Series IP (MiNet) phones excluding 6970, versions 1.8 (1.8.0.12) and earlier, could allow a unauthenticated attacker with physical access to the phone to gain root access due to insufficient access control for test functionality during system startup
Published
2022-05-13T13:12:13.000Z
Last modified
2024-08-03T06:33:42.959Z
01What is this vulnerability?
A vulnerability in Mitel 6900 Series IP (MiNet) phones excluding 6970, versions 1.8 (1.8.0.12) and earlier, could allow a unauthenticated attacker with physical access to the phone to gain root access due to insufficient access control for test functionality during system startup. A successful exploit could allow access to sensitive information and code execution.
02Affected products
| Vendor | Product | Versions |
|---|
| n | a / n/a | n/a |
03Active exploitation status
Not currently listed on the CISA Known Exploited Vulnerabilities (KEV) catalog. EPSS is the best forward-looking signal — see the EPSS row above.
04Recommended remediation
- Patch to a fixed version listed in the vendor advisory (see references below).
- Mitigate with WAF rules, network egress filters, or feature flags where the patch is not yet available.
- Hunt historical logs for exploitation indicators — see Detection signatures below.
05Technical details
For the full vendor write-up, exploit chains, and reference implementations, see the references list in section 09.
06Detection signatures
Ask SARA in chat to draft a starting detection for this CVE in your stack of choice.
07Related CVEs
No directly-cited follow-up CVEs in the KB record for this advisory. The references list in section 09 carries the vendor cross-references.
08Timeline
- Published: 2022-05-13T13:12:13.000Z
- Last modified: 2024-08-03T06:33:42.959Z
09References
- www.mitel.com — https://www.mitel.com/support/security-advisories
- www.mitel.com — https://www.mitel.com/support/security-advisories/mitel-product-security-advisor…
- www.syss.de — https://www.syss.de/pentest-blog/undocumented-functionality-backdoor-in-mitel-de…
- seclists.org — http://seclists.org/fulldisclosure/2022/Jun/32
- packetstormsecurity.com — http://packetstormsecurity.com/files/167547/Mitel-6800-6900-Series-SIP-Phones-Ba…
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