CVE-2025-14774: CWE-863 Incorrect Authorization in ABB T-MAC Plus
CVE-2025-14774 is an Incorrect Authorization vulnerability affecting ABB T-MAC Plus version 4. 0-24. The vulnerability has a high severity with a CVSS score of 7. 4. It does not impact confidentiality or integrity but can cause a complete denial of service (availability impact). There is no official patch or remediation guidance currently provided by the vendor. No known exploits are reported in the wild at this time.
AI Analysis
Technical Summary
This vulnerability in ABB T-MAC Plus 4.0-24 is classified as CWE-863 (Incorrect Authorization). It allows an attacker with network access (attack vector: adjacent network) and no privileges or user interaction to cause a denial of service, impacting system availability. The CVSS 3.1 vector indicates low attack complexity and no privileges required, with scope changed. No confidentiality or integrity impacts are noted.
Potential Impact
The vulnerability can lead to a complete denial of service on the affected ABB T-MAC Plus system, disrupting availability. There is no impact on confidentiality or integrity. No known exploits have been observed in the wild.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Since no official fix or temporary mitigation is provided, monitor ABB's advisories for updates. Until a patch is available, consider limiting network access to the affected system to trusted sources to reduce exposure.
CVE-2025-14774: CWE-863 Incorrect Authorization in ABB T-MAC Plus
Description
CVE-2025-14774 is an Incorrect Authorization vulnerability affecting ABB T-MAC Plus version 4. 0-24. The vulnerability has a high severity with a CVSS score of 7. 4. It does not impact confidentiality or integrity but can cause a complete denial of service (availability impact). There is no official patch or remediation guidance currently provided by the vendor. No known exploits are reported in the wild at this time.
CVSS v3.1
Score 7.4high
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability in ABB T-MAC Plus 4.0-24 is classified as CWE-863 (Incorrect Authorization). It allows an attacker with network access (attack vector: adjacent network) and no privileges or user interaction to cause a denial of service, impacting system availability. The CVSS 3.1 vector indicates low attack complexity and no privileges required, with scope changed. No confidentiality or integrity impacts are noted.
Potential Impact
The vulnerability can lead to a complete denial of service on the affected ABB T-MAC Plus system, disrupting availability. There is no impact on confidentiality or integrity. No known exploits have been observed in the wild.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Since no official fix or temporary mitigation is provided, monitor ABB's advisories for updates. Until a patch is available, consider limiting network access to the affected system to trusted sources to reduce exposure.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- ABB
- Date Reserved
- 2025-12-16T03:47:14.477Z
- Cvss Version
- 3.1
- State
- PUBLISHED
- Remediation Level
- null
Threat ID: 6a200686e29bf47b50a6e49b
Added to database: 6/3/2026, 10:48:38 AM
Last enriched: 6/3/2026, 11:03:51 AM
Last updated: 6/3/2026, 1:21:33 PM
Views: 6
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