Description
Mitel 6800 and 6900 Series SIP phone devices through 2022-04-27 have "undocumented functionality." A vulnerability in Mitel 6800 Series and 6900 Series SIP phones excluding 6970, versions 5.1 SP8 (5.1.0.8016) and earlier, and 6.0 (6.0.0.368) through 6.1 HF4 (6.1.0.165), 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.
Metrics
CVSS 3.1 6.8/10
CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:HAffected software
| Vendor | Product | Versions |
|---|---|---|
| n/a | n/a | n/a |
References
- http://packetstormsecurity.com/files/167547/Mitel-6800-6900-Series-SIP-Phones-Backdoor-Access.htmlExploit, Third Party Advisory, VDB Entry
- http://seclists.org/fulldisclosure/2022/Jun/32Exploit, Mailing List, Third Party Advisory
- https://www.mitel.com/support/security-advisoriesVendor Advisory
- https://www.mitel.com/support/security-advisories/mitel-product-security-advisory-22-0004Vendor Advisory
- https://www.syss.de/pentest-blog/undocumented-functionality-backdoor-in-mitel-desk-phones-syss-2022-021Third Party Advisory
- http://packetstormsecurity.com/files/167547/Mitel-6800-6900-Series-SIP-Phones-Backdoor-Access.htmlExploit, Third Party Advisory, VDB Entry
- http://seclists.org/fulldisclosure/2022/Jun/32Exploit, Mailing List, Third Party Advisory
- https://www.mitel.com/support/security-advisoriesVendor Advisory
- https://www.mitel.com/support/security-advisories/mitel-product-security-advisory-22-0004Vendor Advisory
- https://www.syss.de/pentest-blog/undocumented-functionality-backdoor-in-mitel-desk-phones-syss-2022-021Third Party Advisory
Timeline
- Published
- May 11, 2022
- Last modified
- Jun 17, 2026
- NVD status
- Modified