CVE-2026-89174 PUBLISHED

Kingdom Communication Associated｜Smart Video Intercom System - Missing Burte-force Protection

Assigner: twcert
Reserved: 11.09.2026 Published: 11.09.2026 Updated: 11.09.2026

Smart Video Intercom System developed by Kingdom Communication Associated has a Missing Brute-force Protection vulnerability. Unauthenticated remote attackers can gain access to valid accounts through a large number of login attempts.

CVSS Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N
CVSS Score: 8.7

Exploitability Metrics		Vulnerable System Impact Metrics		Subsequent System Impact Metrics
Attack Vector	Network	Confidentiality	High	Confidentiality	None
Attack Complexity	Low	Integrity	None	Integrity	None
Attack Requirements	None	Availability	None	Availability	None
Privileges Required	None
User Interaction	None

CVSS 4.0

CVSS Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
CVSS Score: 7.5

Attack Vector	Network	Scope	Unchanged
Attack Complexity	Low	Confidentiality Impact	High
Privileges Required	None	Integrity Impact	None
User Interaction	None	Availability Impact	None

CVSS 3.1

Product Status

Vendor	Kingdom Communication Associated
Product	EH3040
Versions	Default: unaffected affected from 0 to 2.5.0A (excl.)

Vendor	Kingdom Communication Associated
Product	EH4200
Versions	Default: unaffected affected from 0 to 2.5.0A (excl.)

Vendor	Kingdom Communication Associated
Product	EH1000B
Versions	Default: unaffected affected from 0 to 2.7.0A (excl.)

Vendor	Kingdom Communication Associated
Product	EH2070
Versions	Default: unaffected affected from 0 to 2.8.0A (excl.)

Solutions

Update EH3040 to version 2.5.0A Update EH4200 to version 2.5.0A Update EH1000B to version 2.7.0A Update EH2070 to version 2.8.0A

References

Problem Types

CWE-307 Improper Restriction of Excessive Authentication Attempts CWE