CVE-2025-8754: CWE-306 Missing Authentication for Critical Function in ABB ABB AbilityTM zenon
CVE-2025-8754 is a high-severity vulnerability in ABB AbilityTM zenon, versions including 7.50. It involves missing authentication for a critical function, which could allow unauthenticated users to disrupt availability. The vulnerability does not impact confidentiality or integrity but results in a denial of service or similar availability impact. No patch or official fix information is currently provided by the vendor. There are no known exploits in the wild at this time.
AI Analysis
Technical Summary
This vulnerability (CVE-2025-8754) in ABB AbilityTM zenon is classified as CWE-306: Missing Authentication for Critical Function. It affects version 7.50 of the product. The lack of authentication on a critical function allows unauthenticated remote attackers to cause an availability impact without requiring user interaction or privileges. The CVSS v3.1 base score is 7.5, reflecting a network attack vector with low complexity and no privileges or user interaction needed. No vendor advisory or patch information is currently available.
Potential Impact
The vulnerability allows unauthenticated remote attackers to cause an availability impact on ABB AbilityTM zenon 7.50 by exploiting a critical function that lacks proper authentication. Confidentiality and integrity are not affected. This could lead to denial of service or disruption of service availability.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Since no patch or official fix is currently provided, monitor ABB's advisories for updates. Until a fix is available, restrict network access to the affected system and apply compensating controls to limit exposure to unauthenticated access.
CVE-2025-8754: CWE-306 Missing Authentication for Critical Function in ABB ABB AbilityTM zenon
Description
CVE-2025-8754 is a high-severity vulnerability in ABB AbilityTM zenon, versions including 7.50. It involves missing authentication for a critical function, which could allow unauthenticated users to disrupt availability. The vulnerability does not impact confidentiality or integrity but results in a denial of service or similar availability impact. No patch or official fix information is currently provided by the vendor. There are no known exploits in the wild at this time.
CVSS v3.1
Score 7.5high
Affected software
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability (CVE-2025-8754) in ABB AbilityTM zenon is classified as CWE-306: Missing Authentication for Critical Function. It affects version 7.50 of the product. The lack of authentication on a critical function allows unauthenticated remote attackers to cause an availability impact without requiring user interaction or privileges. The CVSS v3.1 base score is 7.5, reflecting a network attack vector with low complexity and no privileges or user interaction needed. No vendor advisory or patch information is currently available.
Potential Impact
The vulnerability allows unauthenticated remote attackers to cause an availability impact on ABB AbilityTM zenon 7.50 by exploiting a critical function that lacks proper authentication. Confidentiality and integrity are not affected. This could lead to denial of service or disruption of service availability.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Since no patch or official fix is currently provided, monitor ABB's advisories for updates. Until a fix is available, restrict network access to the affected system and apply compensating controls to limit exposure to unauthenticated access.
Technical Details
- Data Version
- 5.1
- Assigner Short Name
- ABB
- Date Reserved
- 2025-08-08T13:25:56.086Z
- Cvss Version
- 3.1
- State
- PUBLISHED
Threat ID: 689ccfdaad5a09ad004fb4f4
Added to database: 08/13/2025, 17:48:10 UTC
Last enriched: 07/06/2026, 23:41:59 UTC
Last updated: 09/10/2026, 19:36:52 UTC
Views: 90
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