Cyber Resilience

CVE-2023-30762

Critical

Published: 13 June 2023

Published
13 June 2023
Modified
03 January 2025
KEV Added
Patch
CVSS Score v3.1 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS Score 0.0033 55.9th percentile
Risk Priority 20 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2023-30762 is a critical-severity Improper Authentication (CWE-287) vulnerability in Kbdevice Kb-Ahr04D Firmware. Its CVSS base score is 9.8 (Critical).

Operationally, ranked in the top 44.1% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog.

EU & UK References

Vulnerability details

Improper authentication vulnerability exists in KB-AHR series and KB-IRIP series. If this vulnerability is exploited, an arbitrary OS command may be executed on the product or the device settings may be altered. Affected products and versions are as follows: KB-AHR04D…

more

versions prior to 91110.1.101106.78, KB-AHR08D versions prior to 91210.1.101106.78, KB-AHR16D versions prior to 91310.1.101106.78, KB-IRIP04A versions prior to 95110.1.100290.78A, KB-IRIP08A versions prior to 95210.1.100290.78A, and KB-IRIP16A versions prior to 95310.1.100290.78A.

CWE(s)

Related Threats

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

Affected Assets

kbdevice
kb-ahr04d firmware
≤ 91110.1.101106.78
kbdevice
kb-ahr08d firmware
≤ 91210.1.101106.78
kbdevice
kb-ahr16d firmware
≤ 91310.1.101106.78
kbdevice
kb-irip04a firmware
≤ 95110.1.100290.78a
kbdevice
kb-irip08a firmware
≤ 95210.1.100290.78a
kbdevice
kb-irip16a firmware
≤ 95310.1.100290.78a

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-287 CWE-306

Session content review can reveal authentication bypasses or failures in session establishment.

addresses: CWE-287 CWE-306

Assessments check authentication mechanisms for correct implementation and effectiveness, reducing successful authentication bypass attempts.

addresses: CWE-287 CWE-306

Documented IA policy and procedures require proper authentication mechanisms to be defined and followed, reducing improper authentication.

addresses: CWE-287 CWE-306

Requires adaptive authentication under specific conditions, directly strengthening authentication mechanisms against improper or insufficient authentication.

addresses: CWE-287 CWE-306

Identity providers centralize and enforce authentication mechanisms, reducing improper authentication.

addresses: CWE-287 CWE-306

Requires unique identification and authentication of organizational users, directly preventing improper authentication.

addresses: CWE-287 CWE-306

Enforces unique device identification and authentication before any connection is established, directly mitigating improper authentication weaknesses.

addresses: CWE-287 CWE-306

Directly requires implementation of compliant authentication mechanisms to cryptographic modules, preventing improper authentication.

References