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Abb CVE-2025-8754

HIGH
Missing Authentication for Critical Function (CWE-306)
2025-08-13 cybersecurity@ch.abb.com
Authentication Bypass Abb
8.7
CVSS 4.0
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CVSS VectorNVD

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/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:N/R:X/V:X/RE:X/U:X
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
X

Lifecycle Timeline

2
Analysis Generated
Mar 28, 2026 - 19:06 vuln.today
CVE Published
Aug 13, 2025 - 18:15 nvd
HIGH 8.7

DescriptionNVD

Missing Authentication for Critical Function vulnerability in ABB ABB AbilityTM zenon.This issue affects ABB AbilityTM zenon: from 7.50 through 14.

AnalysisAI

Missing Authentication for Critical Function vulnerability in ABB ABB AbilityTM zenon.50 through 14. Rated high severity (CVSS 8.7), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

Technical ContextAI

This vulnerability is classified as Missing Authentication for Critical Function (CWE-306), which allows attackers to access critical functionality without authentication. Missing Authentication for Critical Function vulnerability in ABB ABB AbilityTM zenon.50 through 14. Version information: through 14..

Affected ProductsAI

ABB ABB AbilityTM zenon.This.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Require authentication for all sensitive operations, implement defense in depth.

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CVE-2025-8754 vulnerability details – vuln.today
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