Vulnerability Monitor

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CVE-2022-29854

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.

Security Impact Summary

This vulnerability carries a MEDIUM severity rating with a CVSS v3.1 score of 6.8, with relatively low complexity without requiring user interaction and does not require pre-existing privileges . The vulnerability impacts confidentiality (data exposure), integrity (unauthorized modifications), and availability (service disruption) for affected systems. Impacting 8 products from mitel, from mitel, from mitel and 5 others, organizations running these solutions should prioritize assessment and patching.

Historical Context

Reported in 2022, this vulnerability emerged during an era marked by increased sophistication in supply chain attacks, cloud infrastructure vulnerabilities, and software-as-a-service (SaaS) security challenges. Security practices during this period emphasized zero-trust architectures, container security, and API protection.

Published

2022-05-13T14:15:08.547

Last Modified

2024-11-21T06:59:49.750

Status

Modified

Source

[email protected]

Severity

CVSSv3.1: 6.8 (MEDIUM)

CVSSv2 Vector

AV:L/AC:L/Au:N/C:C/I:C/A:C

Access Vector: LOCAL
Access Complexity: LOW
Authentication: NONE
Confidentiality Impact: COMPLETE
Integrity Impact: COMPLETE
Availability Impact: COMPLETE

Exploitability Score

3.9

Impact Score

10.0

Weaknesses

Type: Primary
CWE-863

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Operating System	mitel	minet_firmware	≤ 1.8.0.12	Yes
Hardware	mitel	6905	-	No
Hardware	mitel	6910	-	No
Hardware	mitel	6920	-	No
Hardware	mitel	6930	-	No
Hardware	mitel	6930_sip	-	No
Hardware	mitel	6940	-	No
Hardware	mitel	6940_sip	-	No

References

http://packetstormsecurity.com/files/167547/Mitel-6800-6900-Series-SIP-Phones-Backdoor-Access.html Exploit, Third Party Advisory, VDB Entry ([email protected])
http://seclists.org/fulldisclosure/2022/Jun/32 Exploit, Mailing List, Third Party Advisory ([email protected])
https://www.mitel.com/support/security-advisories Vendor Advisory ([email protected])
https://www.mitel.com/support/security-advisories/mitel-product-security-advisory-22-0003 Vendor Advisory ([email protected])
https://www.syss.de/pentest-blog/undocumented-functionality-backdoor-in-mitel-desk-phones-syss-2022-021 Third Party Advisory ([email protected])
http://packetstormsecurity.com/files/167547/Mitel-6800-6900-Series-SIP-Phones-Backdoor-Access.html Exploit, Third Party Advisory, VDB Entry (af854a3a-2127-422b-91ae-364da2661108)
http://seclists.org/fulldisclosure/2022/Jun/32 Exploit, Mailing List, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://www.mitel.com/support/security-advisories Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://www.mitel.com/support/security-advisories/mitel-product-security-advisory-22-0003 Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://www.syss.de/pentest-blog/undocumented-functionality-backdoor-in-mitel-desk-phones-syss-2022-021 Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)

How SecUtils Interprets This CVE

SecUtils normalizes and enriches National Vulnerability Database (NVD) records by standardizing vendor and product identifiers, aggregating vulnerability metadata from both NVD and MITRE sources, and providing structured context for security teams. For mitel's affected products, we extract Common Platform Enumeration (CPE) data, Common Weakness Enumeration (CWE) classifications, CVSS severity metrics, and reference data to enable rapid vulnerability prioritization and asset correlation. This record contains no exploit code, proof-of-concept instructions, or attack methodologies—only defensive intelligence necessary for patch management, risk assessment, and security operations.