Vulnerability Details CVE-2022-29855
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.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.003
EPSS Ranking 55.1%
CVSS Severity
CVSS v3 Score 6.8
CVSS v2 Score 7.2
References
- http://packetstormsecurity.com/files/167547/Mitel-6800-6900-Series-SIP-Phones-Backdoor-Access.html
- http://seclists.org/fulldisclosure/2022/Jun/32
- https://www.mitel.com/support/security-advisories
- https://www.mitel.com/support/security-advisories/mitel-product-security-advisory-22-0004
- https://www.syss.de/pentest-blog/undocumented-functionality-backdoor-in-mitel-desk-phones-syss-2022-021
- http://packetstormsecurity.com/files/167547/Mitel-6800-6900-Series-SIP-Phones-Backdoor-Access.html
- http://seclists.org/fulldisclosure/2022/Jun/32
- https://www.mitel.com/support/security-advisories
- https://www.mitel.com/support/security-advisories/mitel-product-security-advisory-22-0004
- https://www.syss.de/pentest-blog/undocumented-functionality-backdoor-in-mitel-desk-phones-syss-2022-021
Products affected by CVE-2022-29855
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cpe:2.3:h:mitel:6865i_sip:-
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cpe:2.3:h:mitel:6867i_sip:-
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cpe:2.3:h:mitel:6869i_sip:-
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cpe:2.3:h:mitel:6873i_sip:-
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cpe:2.3:h:mitel:6905_sip:-
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cpe:2.3:h:mitel:6910_sip:-
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cpe:2.3:h:mitel:6920_sip:-
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cpe:2.3:h:mitel:6930_sip:-
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cpe:2.3:h:mitel:6940_sip:-
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cpe:2.3:o:mitel:6865i_sip_firmware:-
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cpe:2.3:o:mitel:6865i_sip_firmware:6.0.0.368
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cpe:2.3:o:mitel:6865i_sip_firmware:6.1.0.165
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cpe:2.3:o:mitel:6867i_sip_firmware:-
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cpe:2.3:o:mitel:6867i_sip_firmware:6.0.0.368
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cpe:2.3:o:mitel:6867i_sip_firmware:6.1.0.165
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cpe:2.3:o:mitel:6869i_sip_firmware:-
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cpe:2.3:o:mitel:6869i_sip_firmware:5.1.0.8016
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cpe:2.3:o:mitel:6869i_sip_firmware:6.0.0.368
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cpe:2.3:o:mitel:6869i_sip_firmware:6.1.0.165
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cpe:2.3:o:mitel:6873i_sip_firmware:-
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cpe:2.3:o:mitel:6873i_sip_firmware:5.0.0
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cpe:2.3:o:mitel:6873i_sip_firmware:5.1.0
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cpe:2.3:o:mitel:6873i_sip_firmware:5.1.0.8016
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cpe:2.3:o:mitel:6873i_sip_firmware:6.0.0.368
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cpe:2.3:o:mitel:6873i_sip_firmware:6.1.0.165
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cpe:2.3:o:mitel:6905_sip_firmware:*
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cpe:2.3:o:mitel:6910_sip_firmware:*
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cpe:2.3:o:mitel:6920_sip_firmware:*
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cpe:2.3:o:mitel:6930_sip_firmware:-
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cpe:2.3:o:mitel:6930_sip_firmware:5.0.0
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cpe:2.3:o:mitel:6930_sip_firmware:5.1.0
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cpe:2.3:o:mitel:6930_sip_firmware:5.1.0.8016
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cpe:2.3:o:mitel:6930_sip_firmware:6.0.0.368
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cpe:2.3:o:mitel:6930_sip_firmware:6.1.0.165
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cpe:2.3:o:mitel:6940_sip_firmware:-
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cpe:2.3:o:mitel:6940_sip_firmware:5.0.0
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cpe:2.3:o:mitel:6940_sip_firmware:5.1.0
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cpe:2.3:o:mitel:6940_sip_firmware:5.1.0.8016
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cpe:2.3:o:mitel:6940_sip_firmware:6.0.0.368
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cpe:2.3:o:mitel:6940_sip_firmware:6.1.0.165