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CVE-2024-28066

Mitel 6905 Firmware hard-coded credentials

8.8 HIGHPublic exploitEPSS 0.45%
  1. Published8 Apr 2024

Description

In Unify CP IP Phone firmware 1.10.4.3, Weak Credentials are used (a hardcoded root password).

CVSS 3.1 breakdown

Attack vectorAdjacent
Attack complexityLow
Privileges requiredNone
User interactionNone
ScopeUnchanged
ConfidentialityHigh
IntegrityHigh
AvailabilityHigh
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected products

Mitel 6905 Firmware≥ 1.10.4.3 < 1.11.3.0
Mitel 6910 Firmware≥ 1.10.4.3 < 1.11.3.0
Mitel 6915 Firmware≥ 1.10.4.3 < 1.11.3.0
Mitel 6920w Firmware≥ 1.10.4.3 < 1.11.3.0
Mitel 6930w Firmware≥ 1.10.4.3 < 1.11.3.0
Mitel 6940w Firmware≥ 1.10.4.3 < 1.11.3.0
Mitel 6970 Firmware≥ 1.10.4.3 < 1.11.3.0
Mitel 700d Dect Firmware≥ 1.10.4.3 < 1.11.3.0
Mitel Openscape Cp110 Firmware≥ 1.10.4.3 < 1.11.3.0
Mitel Openscape Cp210 Firmware≥ 1.10.4.3 < 1.11.3.0
Mitel Openscape Cp410 Firmware≥ 1.10.4.3 < 1.11.3.0
Mitel Openscape Cp710 Firmware≥ 1.10.4.3 < 1.11.3.0
Mitel Openscape Cpx10 Firmware≥ 1.10.4.3 < 1.11.3.0
Mitel Openscape Dect Firmware≥ 1.10.4.3 < 1.11.3.0

Remediation

Fixed in
Mitel 6905 Firmware≥ 1.11.3.0
Mitel 6910 Firmware≥ 1.11.3.0
Mitel 6915 Firmware≥ 1.11.3.0
Mitel 6920w Firmware≥ 1.11.3.0
Mitel 6930w Firmware≥ 1.11.3.0
Mitel 6940w Firmware≥ 1.11.3.0
Mitel 6970 Firmware≥ 1.11.3.0
Mitel 700d Dect Firmware≥ 1.11.3.0
Mitel Openscape Cp110 Firmware≥ 1.11.3.0
Mitel Openscape Cp210 Firmware≥ 1.11.3.0

References

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Frequently asked

Is CVE-2024-28066 being actively exploited?

CVE-2024-28066 is not in the CISA KEV catalog. A public exploit reference exists, so treat it as exploitable. Its EPSS exploit probability is 0.45%.

How severe is CVE-2024-28066?

CVE-2024-28066 has a CVSS 3.1 base score of 8.8, rated high. EPSS estimates a 0.45% probability of exploitation.

Which products are affected by CVE-2024-28066?

Affected products include Mitel 6905 Firmware, Mitel 6910 Firmware, Mitel 6915 Firmware, Mitel 6920w Firmware, Mitel 6930w Firmware, and 9 more.

How do I fix CVE-2024-28066?

Upgrade affected software to a fixed version, for example Mitel 6905 Firmware 1.11.3.0, Mitel 6910 Firmware 1.11.3.0, Mitel 6915 Firmware 1.11.3.0 or later, then confirm no affected versions remain in your inventory.

How Secuno handles this

Secuno correlates vulnerabilities like CVE-2024-28066 against the real software inventory on every managed device, as each hourly inventory arrives. Rather than a static severity, each match is scored in context: exploit availability, EPSS, the asset's exposure, and business criticality decide where it lands in the queue. If an affected version is present anywhere across your portfolio, it surfaces automatically with a prioritised remediation path.

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Data from the NVD, CISA KEV catalog and FIRST EPSS. CVSS 3.1 base score shown where available.