Is CVE-2023-30766 in the CISA KEV catalog?

No. CVE-2023-30766 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2023-30766?

CVE-2023-30766 has a CVSS v3 base score of 9.8 (CRITICAL).

What is the EPSS score for CVE-2023-30766?

CVE-2023-30766 has an EPSS score of 0.70% (49th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2023-30766?

Upgrade kb-ahr04d firmware to 91110.1.101106.78 or later. Fixes are available for 6 affected products.

CVE & CISA-KEV Catalog

CVE-2023-30766

CRITICAL

9.8

CVSS v3

NVD

Description

Hidden functionality issue 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 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.

How to fix

Remediation Available

kb-ahr04d firmwareNVD

Affected:< 91110.1.101106.78Fixed in:91110.1.101106.78CVE-2023-30766derived from NVD

kb-ahr08d firmwareNVD

Affected:< 91210.1.101106.78Fixed in:91210.1.101106.78CVE-2023-30766derived from NVD

kb-ahr16d firmwareNVD

Affected:< 91310.1.101106.78Fixed in:91310.1.101106.78CVE-2023-30766derived from NVD

kb-irip04a firmwareNVD

Affected:< 95110.1.100290.78aFixed in:95110.1.100290.78aCVE-2023-30766derived from NVD

kb-irip08a firmwareNVD

Affected:< 95210.1.100290.78aFixed in:95210.1.100290.78aCVE-2023-30766derived from NVD

kb-irip16a firmwareNVD

Affected:< 95310.1.100290.78aFixed in:95310.1.100290.78aCVE-2023-30766derived from NVD

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorNetwork

Attack ComplexityLow

Privileges RequiredNone

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityHigh

IntegrityHigh

AvailabilityHigh

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

Exploit Intelligence

0.70%probability of exploitation in 30 days

49thpercentile

Moderate risk: more likely to be exploited than 49% of all known CVEs.

References

Vendor Advisory1

kbdevice.com

Third-Party Advisory1

jvn.jp

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2025-01-06.