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CVE-2022-29854

23
FAUCET Score

CVE-2022-29854 is a vulnerability affecting Mitel 6900 Series IP (MiNet) phones (excluding 6970), versions 1.8 and earlier. This flaw allows an unauthenticated attacker with physical access to the device to gain root access due to insufficient access control during system startup's test functionality. The vulnerability has a CVSS score of 6.8 (Medium), indicating a high impact on confidentiality, integrity, and availability, with a physical attack vector and low attack complexity. There is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant media coverage, though it has received some community discussion.

Impacted Technologies

VendorProductVersion(s)CPE
<= 1.8.0.12CPE matchmatch criteria
cpe:2.3:o:mitel:minet_firmware:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

6.8MEDIUM

CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Attack Vector
PHYSICAL
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
Exploitability Score
0.9
Impact Score
5.9
CvssVersion
3.1

Exploit Intelligence

EPSS Score
0.64%
Probability of exploitation in next 30 days
EPSS Percentile
47.0%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0064 is in the 86th percentile among its peer group of 1,531 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.1 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.2 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Remediation records are not available for this CVE.

References

packetstormsecurity.com / files/167547/Mitel-6800-6900-Series-SIP-Phones-Backdoor-Access.html
ExploitThird Party AdvisoryVDB Entry
seclists.org / fulldisclosure/2022/Jun/32
ExploitMailing ListThird Party Advisory
mitel.com / support/security-advisories
Vendor Advisory
mitel.com / support/security-advisories/mitel-product-security-advisory-22-0003
Vendor Advisory
syss.de / pentest-blog/undocumented-functionality-backdoor-in-mitel-desk-phones-syss-2022-021
Third Party Advisory