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CVE-2023-30766

29
FAUCET Score

CVE-2023-30766 describes a critical hidden functionality vulnerability in specific versions of KB-AHR and KB-IRIP series products, including models like KB-AHR04D and KB-IRIP04A. This flaw, rated 9.8 CVSS (Critical), allows an unauthenticated attacker to remotely execute arbitrary OS commands or alter device settings with low attack complexity. While there is no known active exploitation, public exploit code, or KEV listing, the vulnerability has garnered significant community discussion, indicating potential interest from threat actors.

Impacted Technologies

VendorProductVersion(s)CPE
< 91110.1.101106.78CPE matchmatch criteria
cpe:2.3:o:kbdevice:kb-ahr04d_firmware:*:*:*:*:*:*:*:*
< 91210.1.101106.78CPE matchmatch criteria
cpe:2.3:o:kbdevice:kb-ahr08d_firmware:*:*:*:*:*:*:*:*
< 91310.1.101106.78CPE matchmatch criteria
cpe:2.3:o:kbdevice:kb-ahr16d_firmware:*:*:*:*:*:*:*:*
< 95110.1.100290.78aCPE matchmatch criteria
cpe:2.3:o:kbdevice:kb-irip04a_firmware:*:*:*:*:*:*:*:*
< 95210.1.100290.78aCPE matchmatch criteria
cpe:2.3:o:kbdevice:kb-irip08a_firmware:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

9.8CRITICAL

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

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
Exploitability Score
3.9
Impact Score
5.9
CvssVersion
3.1

Exploit Intelligence

EPSS Score
0.70%
Probability of exploitation in next 30 days
EPSS Percentile
49.5%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0070 is in the 32nd percentile among its peer group of 36,862 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.3 Bluesky, 0.3 Mastodon, and 2.4 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Remediation records are not available for this CVE.

References

jvn.jp / en/vu/JVNVU90812349
Third Party Advisory
kbdevice.com / news/%e3%83%ac%e3%82%b3%e3%83%bc%e3%83%80%e3%83%bc%e3%81%ae%e3%83%8d%e3%83%83%e3%83%88%e3%83%af%e3%83%bc%e3%82%af%e6%94%bb%e6%92%83%e3%81%ab%e5%af%be%e3%81%99%e3%82%8b%e3%82%a2%e3%83%83%e3%83%97%e3%83%87
MitigationVendor Advisory