CVE-2026-89174 - Vulnerability Details - OpenCVE

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.

Attack Vector Network

Attack Complexity Low

Privileges Required None

Attack Requirements None

User Interaction None

Vulnerable System Confidentiality Impact High

Vulnerable System Integrity Impact None

Vulnerable System Availability Impact None

Subsequent System Confidentiality Impact None

Subsequent System Integrity Impact None

Subsequent System Availability Impact None

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact High

Integrity Impact None

Availability Impact None

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

Key SSVC decision points have not yet been added.

No data.

No data.

No data.

References

Link	Providers
https://www.twcert.org.tw/en/cp-139-11199-38e1e-2.html
https://www.twcert.org.tw/tw/cp-132-11198-b8bba-1.html

History

Fri, 11 Sep 2026 07:45:00 +0000

Type	Values Removed	Values Added
Description		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.
Title		Kingdom Communication Associated｜Smart Video Intercom System - Missing Burte-force Protection
Weaknesses		CWE-307
References		https://www.twcert.org.tw/en/cp-139-11199-38e1e-2.html https://www.twcert.org.tw/tw/cp-132-11198-b8bba-1.html
Metrics		cvssV3_1 `{'score': 7.5, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N'}` cvssV4_0 `{'score': 8.7, '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'}`

MITRE

Status: PUBLISHED

Assigner: twcert

Published: 2026-09-11T07:31:15.921Z

Updated: 2026-09-11T15:49:30.661Z

Reserved: 2026-09-11T06:14:46.734Z

Link: CVE-2026-89174

Vulnrichment

No data.

NVD

Status : Deferred

Published: 2026-09-11T08:16:48.377

Modified: 2026-09-11T16:17:49.810

Link: CVE-2026-89174

Redhat

No data.

{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-89174", "assignerOrgId": "cded6c7f-6ce5-4948-8f87-aa7a3bbb6b0e", "state": "PUBLISHED", "assignerShortName": "twcert", "dateReserved": "2026-09-11T06:14:46.734Z", "datePublished": "2026-09-11T07:31:15.921Z", "dateUpdated": "2026-09-11T15:49:30.661Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "cded6c7f-6ce5-4948-8f87-aa7a3bbb6b0e", "shortName": "twcert", "dateUpdated": "2026-09-11T07:31:15.921Z"}, "title": "Kingdom Communication Associated\uff5cSmart Video Intercom System - Missing Burte-force Protection", "datePublic": "2026-09-11T07:28:00.000Z", "problemTypes": [{"descriptions": [{"lang": "en", "cweId": "CWE-307", "description": "CWE-307 Improper Restriction of Excessive Authentication Attempts", "type": "CWE"}]}], "affected": [{"vendor": "Kingdom Communication Associated", "product": "EH3040", "versions": [{"status": "affected", "version": "0", "lessThan": "2.5.0A", "versionType": "custom"}], "defaultStatus": "unaffected"}, {"vendor": "Kingdom Communication Associated", "product": "EH4200", "versions": [{"status": "affected", "version": "0", "lessThan": "2.5.0A", "versionType": "custom"}], "defaultStatus": "unaffected"}, {"vendor": "Kingdom Communication Associated", "product": "EH1000B", "versions": [{"status": "affected", "version": "0", "lessThan": "2.7.0A", "versionType": "custom"}], "defaultStatus": "unaffected"}, {"vendor": "Kingdom Communication Associated", "product": "EH2070", "versions": [{"status": "affected", "version": "0", "lessThan": "2.8.0A", "versionType": "custom"}], "defaultStatus": "unaffected"}], "descriptions": [{"lang": "en", "value": "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.", "supportingMedia": [{"type": "text/html", "base64": false, "value": "<p>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.</p>"}]}], "references": [{"url": "https://www.twcert.org.tw/tw/cp-132-11198-b8bba-1.html", "tags": ["third-party-advisory"]}, {"url": "https://www.twcert.org.tw/en/cp-139-11199-38e1e-2.html", "tags": ["third-party-advisory"]}], "metrics": [{"format": "CVSS", "scenarios": [{"lang": "en", "value": "GENERAL"}], "cvssV4_0": {"attackVector": "NETWORK", "attackComplexity": "LOW", "attackRequirements": "NONE", "privilegesRequired": "NONE", "userInteraction": "NONE", "vulnConfidentialityImpact": "HIGH", "subConfidentialityImpact": "NONE", "vulnIntegrityImpact": "NONE", "subIntegrityImpact": "NONE", "vulnAvailabilityImpact": "NONE", "subAvailabilityImpact": "NONE", "exploitMaturity": "NOT_DEFINED", "Safety": "NOT_DEFINED", "Automatable": "NOT_DEFINED", "Recovery": "NOT_DEFINED", "valueDensity": "NOT_DEFINED", "vulnerabilityResponseEffort": "NOT_DEFINED", "providerUrgency": "NOT_DEFINED", "version": "4.0", "baseSeverity": "HIGH", "baseScore": 8.7, "vectorString": "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"}}, {"format": "CVSS", "scenarios": [{"lang": "en", "value": "GENERAL"}], "cvssV3_1": {"version": "3.1", "attackVector": "NETWORK", "attackComplexity": "LOW", "privilegesRequired": "NONE", "userInteraction": "NONE", "scope": "UNCHANGED", "confidentialityImpact": "HIGH", "integrityImpact": "NONE", "availabilityImpact": "NONE", "baseSeverity": "HIGH", "baseScore": 7.5, "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N"}}], "solutions": [{"lang": "en", "value": "Update EH3040 to version 2.5.0A\nUpdate EH4200 to version 2.5.0A\nUpdate EH1000B to version 2.7.0A\nUpdate EH2070 to version 2.8.0A", "supportingMedia": [{"type": "text/html", "base64": false, "value": "<p>Update EH3040 to version 2.5.0A<br>Update EH4200 to version 2.5.0A<br>Update EH1000B to version 2.7.0A<br>Update EH2070 to version 2.8.0A</p>"}]}], "source": {"advisory": "TVN-202609004", "discovery": "EXTERNAL"}, "x_generator": {"engine": "Vulnogram 1.0.5"}}, "adp": [{"metrics": [{"other": {"type": "ssvc", "content": {"timestamp": "2026-09-11T15:47:22.171888Z", "id": "CVE-2026-89174", "options": [{"Exploitation": "none"}, {"Automatable": "yes"}, {"Technical Impact": "partial"}], "role": "CISA Coordinator", "version": "2.0.3"}}}], "title": "CISA ADP Vulnrichment", "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-09-11T15:49:30.661Z"}}]}}

{"affected": [{"affectedData": [{"defaultStatus": "unaffected", "product": "EH3040", "vendor": "Kingdom Communication Associated", "versions": [{"lessThan": "2.5.0A", "status": "affected", "version": "0", "versionType": "custom"}]}, {"defaultStatus": "unaffected", "product": "EH4200", "vendor": "Kingdom Communication Associated", "versions": [{"lessThan": "2.5.0A", "status": "affected", "version": "0", "versionType": "custom"}]}, {"defaultStatus": "unaffected", "product": "EH1000B", "vendor": "Kingdom Communication Associated", "versions": [{"lessThan": "2.7.0A", "status": "affected", "version": "0", "versionType": "custom"}]}, {"defaultStatus": "unaffected", "product": "EH2070", "vendor": "Kingdom Communication Associated", "versions": [{"lessThan": "2.8.0A", "status": "affected", "version": "0", "versionType": "custom"}]}], "source": "twcert@cert.org.tw"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "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."}], "id": "CVE-2026-89174", "lastModified": "2026-09-11T16:17:49.810", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 7.5, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 3.6, "source": "twcert@cert.org.tw", "type": "Secondary"}], "cvssMetricV40": [{"cvssData": {"Automatable": "NOT_DEFINED", "Recovery": "NOT_DEFINED", "Safety": "NOT_DEFINED", "attackComplexity": "LOW", "attackRequirements": "NONE", "attackVector": "NETWORK", "availabilityRequirement": "NOT_DEFINED", "baseScore": 8.7, "baseSeverity": "HIGH", "confidentialityRequirement": "NOT_DEFINED", "exploitMaturity": "NOT_DEFINED", "integrityRequirement": "NOT_DEFINED", "modifiedAttackComplexity": "NOT_DEFINED", "modifiedAttackRequirements": "NOT_DEFINED", "modifiedAttackVector": "NOT_DEFINED", "modifiedPrivilegesRequired": "NOT_DEFINED", "modifiedSubAvailabilityImpact": "NOT_DEFINED", "modifiedSubConfidentialityImpact": "NOT_DEFINED", "modifiedSubIntegrityImpact": "NOT_DEFINED", "modifiedUserInteraction": "NOT_DEFINED", "modifiedVulnAvailabilityImpact": "NOT_DEFINED", "modifiedVulnConfidentialityImpact": "NOT_DEFINED", "modifiedVulnIntegrityImpact": "NOT_DEFINED", "privilegesRequired": "NONE", "providerUrgency": "NOT_DEFINED", "subAvailabilityImpact": "NONE", "subConfidentialityImpact": "NONE", "subIntegrityImpact": "NONE", "userInteraction": "NONE", "valueDensity": "NOT_DEFINED", "vectorString": "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/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X", "version": "4.0", "vulnAvailabilityImpact": "NONE", "vulnConfidentialityImpact": "HIGH", "vulnIntegrityImpact": "NONE", "vulnerabilityResponseEffort": "NOT_DEFINED"}, "source": "twcert@cert.org.tw", "type": "Secondary"}], "ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2026-89174", "options": [{"exploitation": "none"}, {"automatable": "yes"}, {"technicalImpact": "partial"}], "role": "CISA Coordinator", "timestamp": "2026-09-11T15:47:22.171888Z", "version": "2.0.3"}}]}, "published": "2026-09-11T08:16:48.377", "references": [{"source": "twcert@cert.org.tw", "url": "https://www.twcert.org.tw/en/cp-139-11199-38e1e-2.html"}, {"source": "twcert@cert.org.tw", "url": "https://www.twcert.org.tw/tw/cp-132-11198-b8bba-1.html"}], "sourceIdentifier": "twcert@cert.org.tw", "vulnStatus": "Deferred", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-307"}], "source": "twcert@cert.org.tw", "type": "Secondary"}]}