CVE-2025-11482

An Allocation of Resources Without Limits or Throttling vulnerability in the OPC-UA Server used in PPT30 Operating System versions before 1.8.0 may be used by an unauthenticated network-based attacker to permanently prevent legitimate users from interacting with the service.

CVSS v3 7.5 HIGH

7.5^/10

CVSS v3 : HIGH

Vector :

Exploitability : 3.9 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://br-cws-assets.de-fra-1.linodeobjects.com/SA25P006-0eec719c.pdf

Configurations

No configuration.

History

No history.

Information

Published : 2026-05-26 14:16

Updated : 2026-07-24 11:10

NVD link : CVE-2025-11482

Mitre link : CVE-2025-11482

CVE.ORG link : CVE-2025-11482

JSON object : View

Products Affected

No product.

CWE

CWE-770

Allocation of Resources Without Limits or Throttling

{"id": "CVE-2025-11482", "cveTags": [], "metrics": {"ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2025-11482", "role": "CISA Coordinator", "options": [{"exploitation": "none"}, {"automatable": "yes"}, {"technicalImpact": "partial"}], "version": "2.0.3", "timestamp": "2026-05-26T14:31:33.175730Z"}}], "cvssMetricV31": [{"type": "Secondary", "source": "cybersecurity@ch.abb.com", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 7.5, "attackVector": "NETWORK", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "NONE"}, "impactScore": 3.6, "exploitabilityScore": 3.9}], "cvssMetricV40": [{"type": "Secondary", "source": "cybersecurity@ch.abb.com", "cvssData": {"Safety": "NOT_DEFINED", "version": "4.0", "Recovery": "NOT_DEFINED", "baseScore": 8.7, "Automatable": "NOT_DEFINED", "attackVector": "NETWORK", "baseSeverity": "HIGH", "valueDensity": "NOT_DEFINED", "vectorString": "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:X/R:X/V:X/RE:X/U:X", "exploitMaturity": "NOT_DEFINED", "providerUrgency": "NOT_DEFINED", "userInteraction": "NONE", "attackComplexity": "LOW", "attackRequirements": "NONE", "privilegesRequired": "NONE", "subIntegrityImpact": "NONE", "vulnIntegrityImpact": "NONE", "integrityRequirement": "NOT_DEFINED", "modifiedAttackVector": "NOT_DEFINED", "subAvailabilityImpact": "NONE", "vulnAvailabilityImpact": "HIGH", "availabilityRequirement": "NOT_DEFINED", "modifiedUserInteraction": "NOT_DEFINED", "modifiedAttackComplexity": "NOT_DEFINED", "subConfidentialityImpact": "NONE", "vulnConfidentialityImpact": "NONE", "confidentialityRequirement": "NOT_DEFINED", "modifiedAttackRequirements": "NOT_DEFINED", "modifiedPrivilegesRequired": "NOT_DEFINED", "modifiedSubIntegrityImpact": "NOT_DEFINED", "modifiedVulnIntegrityImpact": "NOT_DEFINED", "vulnerabilityResponseEffort": "NOT_DEFINED", "modifiedSubAvailabilityImpact": "NOT_DEFINED", "modifiedVulnAvailabilityImpact": "NOT_DEFINED", "modifiedSubConfidentialityImpact": "NOT_DEFINED", "modifiedVulnConfidentialityImpact": "NOT_DEFINED"}}]}, "affected": [{"source": "cybersecurity@ch.abb.com", "affectedData": [{"vendor": "B&R Industrial Automation GmbH", "product": "PPT30 Operating System", "versions": [{"status": "affected", "version": "0", "lessThan": "1.8.0", "versionType": "custom"}], "defaultStatus": "unaffected"}]}], "published": "2026-05-26T14:16:26.360", "references": [{"url": "https://br-cws-assets.de-fra-1.linodeobjects.com/SA25P006-0eec719c.pdf", "source": "cybersecurity@ch.abb.com"}], "vulnStatus": "Awaiting Analysis", "weaknesses": [{"type": "Secondary", "source": "cybersecurity@ch.abb.com", "description": [{"lang": "en", "value": "CWE-770"}]}], "descriptions": [{"lang": "en", "value": "An Allocation of Resources Without Limits or Throttling vulnerability in the OPC-UA Server used in PPT30 \nOperating System versions before 1.8.0 may be used by an unauthenticated network-based attacker to \npermanently prevent legitimate users from interacting with the service."}, {"lang": "es", "value": "Una vulnerabilidad de asignaci\u00f3n de recursos sin l\u00edmites o estrangulamiento en el servidor OPC-UA utilizado en versiones del sistema operativo PPT30 anteriores a la 1.8.0 puede ser utilizada por un atacante no autenticado basado en red para impedir permanentemente que usuarios leg\u00edtimos interact\u00faen con el servicio."}], "lastModified": "2026-07-24T11:10:00.170", "sourceIdentifier": "cybersecurity@ch.abb.com"}