Authentication Bypass Vulnerability in KCM3100 by JCOM
CVE-2025-51381

9.3CRITICAL

Key Information:

Vendor

Kaon

Status
Kcm3100
Vendor
CVE Published:
18 June 2025

What is CVE-2025-51381?

An authentication bypass vulnerability has been identified in the KCM3100, particularly in versions 1.4.2 and earlier. This flaw enables an attacker to exploit the device within the local area network (LAN), potentially granting unauthorized users access to sensitive features and controls of the product. Security measures must be taken to ensure that appropriate patches are applied to mitigate this risk effectively.

Affected Version(s)

KCM3100 Ver1.4.2 and earlier

References

https://notices.jcom.co.jp/notice/93847.html
https://jvn.jp/en/jp/JVN46288336/

CVSS V4

Score:
9.3
Severity:
CRITICAL
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
None

CVSS V3.0

Score:
9.8
Severity:
CRITICAL
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

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CVE-2025-51381 : Authentication Bypass Vulnerability in KCM3100 by JCOM