An authentication bypass vulnerability exists in KCM3100 Ver1.4.2 and earlier. If this vulnerability is exploited, an attacker may bypass the authentication of the product from within the LAN to which the product is connected.

Metrics

Attack Vector Network

Attack Complexity Low

Privileges Required None

Attack Requirements None

User Interaction None

Vulnerable System Confidentiality Impact High

Vulnerable System Integrity Impact High

Vulnerable System Availability Impact High

Subsequent System Confidentiality Impact None

Subsequent System Integrity Impact None

Subsequent System Availability Impact None

No CVSS v3.1

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact High

Integrity Impact High

Availability Impact High

User Interaction None

No CVSS v2

This CVE is not in the KEV list.

The EPSS score is 0.00075.

Exploitation none

Automatable yes

Technical Impact total

Affected Vendors & Products

No data.

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Advisories
Source ID Title
EUVD EUVD EUVD-2025-18627 An authentication bypass vulnerability exists in KCM3100 Ver1.4.2 and earlier. If this vulnerability is exploited, an attacker may bypass the authentication of the product from within the LAN to which the product is connected.
Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References
Link Providers
https://jvn.jp/en/jp/JVN46288336/ cve-icon cve-icon
https://notices.jcom.co.jp/notice/93847.html cve-icon cve-icon
History

Sun, 13 Jul 2025 13:45:00 +0000

Type Values Removed Values Added
Metrics epss

{'score': 0.00119}

 epss

{'score': 0.00117}

Wed, 18 Jun 2025 14:15:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}

Wed, 18 Jun 2025 04:45:00 +0000

Type Values Removed Values Added
Description An authentication bypass vulnerability exists in KCM3100 Ver1.4.2 and earlier. If this vulnerability is exploited, an attacker may bypass the authentication of the product from within the LAN to which the product is connected.
Weaknesses CWE-288
References
Metrics cvssV3_0

{'score': 9.8, 'vector': 'CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H'}

cvssV4_0

{'score': 9.3, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N'}
cve-icon MITRE

Status: PUBLISHED

Assigner: jpcert

Published:

Updated: 2025-06-18T13:56:08.664Z

Reserved: 2025-06-16T02:27:11.341Z

Link: CVE-2025-51381

cve-icon Vulnrichment

Updated: 2025-06-18T13:55:57.049Z

cve-icon NVD

Status : Awaiting Analysis

Published: 2025-06-18T05:15:50.090

Modified: 2025-06-18T13:46:52.973

Link: CVE-2025-51381

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.