Cyber Resilience

CVE-2024-28066

HighPublic PoC

Published: 08 April 2024

Published
08 April 2024
Modified
18 June 2025
KEV Added
Patch
CVSS Score v3.1 8.8 CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS Score 0.0004 14.4th percentile
Risk Priority 18 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2024-28066 is a high-severity Use of Hard-coded Password (CWE-259) vulnerability in Mitel 6940W Firmware. Its CVSS base score is 8.8 (High).

Operationally, ranked at the 14.4th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog; a public proof-of-concept is referenced.

EU & UK References

Vulnerability details

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

CWE(s)

Related Threats

No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.

Affected Assets

mitel
6940w firmware
1.10.4.3 — 1.11.3.0
mitel
6930w firmware
1.10.4.3 — 1.11.3.0
mitel
6920w firmware
1.10.4.3 — 1.11.3.0
mitel
6970 firmware
1.10.4.3 — 1.11.3.0
mitel
6915 firmware
1.10.4.3 — 1.11.3.0
mitel
6910 firmware
1.10.4.3 — 1.11.3.0
mitel
6905 firmware
1.10.4.3 — 1.11.3.0
mitel
openscape cp710 firmware
1.10.4.3 — 1.11.3.0
mitel
openscape cp410 firmware
1.10.4.3 — 1.11.3.0
mitel
openscape cp210 firmware
1.10.4.3 — 1.11.3.0
+4 more product configuration(s) — see NVD for full list

Mitigating Controls

Likely Mitigating Controls AI

Per-CVE control mapping for this CVE has not run yet; the list below is derived from the weakness types (CWEs) cited in the NVD entry.

addresses: CWE-259 CWE-1391

Changing default authenticators prior to first use directly prevents use of hard-coded passwords.

addresses: CWE-1391

Enforces use of credentials that comply with standards rather than weak credentials for module access.

addresses: CWE-259

Shared threat data frequently highlights products or deployments still using hard-coded passwords, enabling remediation that directly blocks credential-based attacks.

addresses: CWE-259

Background checks and authorization requirements decrease the probability that a developer will hard-code passwords for later unauthorized access.

addresses: CWE-259

Reviews of supplier deliverables reduce the chance that hard-coded passwords are introduced into the system.

References