CVE-2026-12705 - Vulnerability Details - OpenCVE

Missing support for integrity check vulnerability in ABB KNX Update Tool (ABB), ABB KNX Update Tool (BJE). This issue affects KNX Update Tool (ABB): through 2.0.175; KNX Update Tool (BJE): through 2.0.175.

Attack Vector Adjacent Network

Attack Complexity High

Privileges Required Low

Attack Requirements None

User Interaction None

Vulnerable System Confidentiality Impact None

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

Attack Vector Adjacent Network

Attack Complexity High

Privileges Required Low

Scope Unchanged

Confidentiality Impact None

Integrity Impact High

Availability Impact High

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

No EPSS score available.

Exploitation none

Automatable no

Technical Impact partial

No data.

No data.

No data.

No data.

References

Link	Providers
https://search.abb.com/library/Download.aspx?DocumentID=9AKK108472A9270&LanguageCode=en&DocumentPartId=pdf&Action=Launch

History

Fri, 17 Jul 2026 16:30:00 +0000

Type	Values Removed	Values Added
Metrics		ssvc `{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}`

Fri, 17 Jul 2026 15:00:00 +0000

Type	Values Removed	Values Added
Description		Missing support for integrity check vulnerability in ABB KNX Update Tool (ABB), ABB KNX Update Tool (BJE). This issue affects KNX Update Tool (ABB): through 2.0.175; KNX Update Tool (BJE): through 2.0.175.
Title		Integrity mechanism of KNX-device FW-files can be bypassed in ABB Update Tool
Weaknesses		CWE-353
References		https://search.abb.com/library/Download.aspx?DocumentID=9AKK108472A9270&LanguageCode=en&DocumentPartId=pdf&Action=Launch
Metrics		cvssV3_1 `{'score': 6.4, 'vector': 'CVSS:3.1/AV:A/AC:H/PR:L/UI:N/S:U/C:N/I:H/A:H'}` cvssV4_0 `{'score': 5.9, 'vector': 'CVSS:4.0/AV:A/AC:H/AT:N/PR:L/UI:N/VC:N/VI:H/VA:H/SC:N/SI:N/SA:N'}`

MITRE

Status: PUBLISHED

Assigner: ABB

Published: 2026-07-17T14:30:48.974Z

Updated: 2026-07-17T15:25:38.129Z

Reserved: 2026-06-19T10:24:46.696Z

Link: CVE-2026-12705

Vulnrichment

Updated: 2026-07-17T15:25:31.450Z

NVD

No data.

Redhat

No data.

OpenCVE Enrichment

No data.

{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-12705", "assignerOrgId": "2b718523-d88f-4f37-9bbd-300c20644bf9", "state": "PUBLISHED", "assignerShortName": "ABB", "dateReserved": "2026-06-19T10:24:46.696Z", "datePublished": "2026-07-17T14:30:48.974Z", "dateUpdated": "2026-07-17T15:25:38.129Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "2b718523-d88f-4f37-9bbd-300c20644bf9", "shortName": "ABB", "dateUpdated": "2026-07-17T14:30:48.974Z"}, "title": "Integrity mechanism of KNX-device FW-files can be bypassed in ABB Update Tool", "problemTypes": [{"descriptions": [{"lang": "en", "cweId": "CWE-353", "description": "CWE-353 Missing support for integrity check", "type": "CWE"}]}], "affected": [{"vendor": "ABB", "product": "KNX Update Tool (ABB)", "versions": [{"status": "affected", "version": "0", "lessThanOrEqual": "2.0.175", "versionType": "custom"}], "defaultStatus": "unaffected"}, {"vendor": "ABB", "product": "KNX Update Tool (BJE)", "versions": [{"status": "affected", "version": "0", "lessThanOrEqual": "2.0.175", "versionType": "custom"}], "defaultStatus": "unaffected"}], "descriptions": [{"lang": "en", "value": "Missing support for integrity check vulnerability in ABB KNX Update Tool (ABB), ABB KNX Update Tool (BJE).\n\nThis issue affects KNX Update Tool (ABB): through 2.0.175; KNX Update Tool (BJE): through 2.0.175.", "supportingMedia": [{"type": "text/html", "base64": false, "value": "Missing support for integrity check vulnerability in ABB KNX Update Tool (ABB), ABB KNX Update Tool (BJE).<p>This issue affects KNX Update Tool (ABB): through 2.0.175; KNX Update Tool (BJE): through 2.0.175.</p>"}]}], "references": [{"url": "https://search.abb.com/library/Download.aspx?DocumentID=9AKK108472A9270&LanguageCode=en&DocumentPartId=pdf&Action=Launch"}], "metrics": [{"format": "CVSS", "scenarios": [{"lang": "en", "value": "GENERAL"}], "cvssV3_1": {"version": "3.1", "attackVector": "ADJACENT_NETWORK", "attackComplexity": "HIGH", "privilegesRequired": "LOW", "userInteraction": "NONE", "scope": "UNCHANGED", "confidentialityImpact": "NONE", "integrityImpact": "HIGH", "availabilityImpact": "HIGH", "baseSeverity": "MEDIUM", "baseScore": 6.4, "vectorString": "CVSS:3.1/AV:A/AC:H/PR:L/UI:N/S:U/C:N/I:H/A:H"}}, {"format": "CVSS", "scenarios": [{"lang": "en", "value": "GENERAL"}], "cvssV4_0": {"attackVector": "ADJACENT", "attackComplexity": "HIGH", "attackRequirements": "NONE", "privilegesRequired": "LOW", "userInteraction": "NONE", "vulnConfidentialityImpact": "NONE", "subConfidentialityImpact": "NONE", "vulnIntegrityImpact": "HIGH", "subIntegrityImpact": "NONE", "vulnAvailabilityImpact": "HIGH", "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": "MEDIUM", "baseScore": 5.9, "vectorString": "CVSS:4.0/AV:A/AC:H/AT:N/PR:L/UI:N/VC:N/VI:H/VA:H/SC:N/SI:N/SA:N"}}], "source": {"discovery": "UNKNOWN"}, "x_generator": {"engine": "Vulnogram 1.0.2"}}, "adp": [{"metrics": [{"other": {"type": "ssvc", "content": {"timestamp": "2026-07-17T15:25:25.663244Z", "id": "CVE-2026-12705", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"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": "2026-07-17T15:25:38.129Z"}}]}}

{"dataType": "CVE_RECORD", "containers": {"adp": [{"title": "CISA ADP Vulnrichment", "metrics": [{"other": {"type": "ssvc", "content": {"id": "CVE-2026-12705", "role": "CISA Coordinator", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "partial"}], "version": "2.0.3", "timestamp": "2026-07-17T15:25:25.663244Z"}}}], "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-07-17T15:25:31.450Z"}}], "cna": {"title": "Integrity mechanism of KNX-device FW-files can be bypassed in ABB Update Tool", "source": {"discovery": "UNKNOWN"}, "metrics": [{"format": "CVSS", "cvssV3_1": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 6.4, "attackVector": "ADJACENT_NETWORK", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:A/AC:H/PR:L/UI:N/S:U/C:N/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "HIGH", "availabilityImpact": "HIGH", "privilegesRequired": "LOW", "confidentialityImpact": "NONE"}, "scenarios": [{"lang": "en", "value": "GENERAL"}]}, {"format": "CVSS", "cvssV4_0": {"Safety": "NOT_DEFINED", "version": "4.0", "Recovery": "NOT_DEFINED", "baseScore": 5.9, "Automatable": "NOT_DEFINED", "attackVector": "ADJACENT", "baseSeverity": "MEDIUM", "valueDensity": "NOT_DEFINED", "vectorString": "CVSS:4.0/AV:A/AC:H/AT:N/PR:L/UI:N/VC:N/VI:H/VA:H/SC:N/SI:N/SA:N", "exploitMaturity": "NOT_DEFINED", "providerUrgency": "NOT_DEFINED", "userInteraction": "NONE", "attackComplexity": "HIGH", "attackRequirements": "NONE", "privilegesRequired": "LOW", "subIntegrityImpact": "NONE", "vulnIntegrityImpact": "HIGH", "subAvailabilityImpact": "NONE", "vulnAvailabilityImpact": "HIGH", "subConfidentialityImpact": "NONE", "vulnConfidentialityImpact": "NONE", "vulnerabilityResponseEffort": "NOT_DEFINED"}, "scenarios": [{"lang": "en", "value": "GENERAL"}]}], "affected": [{"vendor": "ABB", "product": "KNX Update Tool (ABB)", "versions": [{"status": "affected", "version": "0", "versionType": "custom", "lessThanOrEqual": "2.0.175"}], "defaultStatus": "unaffected"}, {"vendor": "ABB", "product": "KNX Update Tool (BJE)", "versions": [{"status": "affected", "version": "0", "versionType": "custom", "lessThanOrEqual": "2.0.175"}], "defaultStatus": "unaffected"}], "references": [{"url": "https://search.abb.com/library/Download.aspx?DocumentID=9AKK108472A9270&LanguageCode=en&DocumentPartId=pdf&Action=Launch"}], "x_generator": {"engine": "Vulnogram 1.0.2"}, "descriptions": [{"lang": "en", "value": "Missing support for integrity check vulnerability in ABB KNX Update Tool (ABB), ABB KNX Update Tool (BJE).\n\nThis issue affects KNX Update Tool (ABB): through 2.0.175; KNX Update Tool (BJE): through 2.0.175.", "supportingMedia": [{"type": "text/html", "value": "Missing support for integrity check vulnerability in ABB KNX Update Tool (ABB), ABB KNX Update Tool (BJE).<p>This issue affects KNX Update Tool (ABB): through 2.0.175; KNX Update Tool (BJE): through 2.0.175.</p>", "base64": false}]}], "problemTypes": [{"descriptions": [{"lang": "en", "type": "CWE", "cweId": "CWE-353", "description": "CWE-353 Missing support for integrity check"}]}], "providerMetadata": {"orgId": "2b718523-d88f-4f37-9bbd-300c20644bf9", "shortName": "ABB", "dateUpdated": "2026-07-17T14:30:48.974Z"}}}, "cveMetadata": {"cveId": "CVE-2026-12705", "state": "PUBLISHED", "dateUpdated": "2026-07-17T15:25:38.129Z", "dateReserved": "2026-06-19T10:24:46.696Z", "assignerOrgId": "2b718523-d88f-4f37-9bbd-300c20644bf9", "datePublished": "2026-07-17T14:30:48.974Z", "assignerShortName": "ABB"}, "dataVersion": "5.2"}