OpenCVE

The OPC UA Legacy Java Stack before 6f176f2 enables an attacker to block OPC UA server applications via uncontrolled resource consumption so that they can no longer serve client applications.

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact None

Integrity Impact None

Availability Impact High

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

Key SSVC decision points have not yet been added.

Vendors	Products
Opcfoundation	Ua Java Legacy
Prosysopc	Ua Historian Ua Modbus Server Ua Simulation Server

Configuration 1 [-]

cpe:2.3:a:opcfoundation:ua_java_legacy:*:*:*:*:*:*:*:*

Configuration 2 [-]

OR	cpe:2.3:a:prosysopc:ua_historian::::::::
	cpe:2.3:a:prosysopc:ua_modbus_server::::::::
	cpe:2.3:a:prosysopc:ua_simulation_server::::::::

No data.

References

Link	Providers
https://files.opcfoundation.org/SecurityBulletins/OPC%20Foundation%20Security%20Bulletin%20CVE-2023-32787.pdf
https://github.com/OPCFoundation/UA-Java-Legacy
https://github.com/OPCFoundation/UA-Java-Legacy/commit/6f176f2b445a27c157f1a32f225accc9ce8873c0

History

No history.

MITRE

Status: PUBLISHED

Assigner: mitre

Published: 2023-05-15T00:00:00

Updated: 2024-08-02T15:25:37.089Z

Reserved: 2023-05-15T00:00:00

Link: CVE-2023-32787

Vulnrichment

No data.

NVD

Status : Modified

Published: 2023-05-15T15:15:12.823

Modified: 2024-11-21T08:04:01.600

Link: CVE-2023-32787

Redhat

No data.

{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:opcfoundation:ua_java_legacy:*:*:*:*:*:*:*:*", "matchCriteriaId": "A87006B3-496C-4A85-A1BE-4F2B18C5438C", "versionEndExcluding": "2023-04-28", "vulnerable": true}], "negate": false, "operator": "OR"}]}, {"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:prosysopc:ua_historian:*:*:*:*:*:*:*:*", "matchCriteriaId": "A3E3C310-1CED-4775-BFEB-3D412C661071", "versionEndExcluding": "1.2.0", "vulnerable": true}, {"criteria": "cpe:2.3:a:prosysopc:ua_modbus_server:*:*:*:*:*:*:*:*", "matchCriteriaId": "DBD45F09-929C-4DFC-844D-3AC4E00F4F66", "versionEndExcluding": "1.4.20", "vulnerable": true}, {"criteria": "cpe:2.3:a:prosysopc:ua_simulation_server:*:*:*:*:*:*:*:*", "matchCriteriaId": "826DA345-2A40-4A72-830C-6196C1BE631C", "versionEndExcluding": "5.4.2", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "descriptions": [{"lang": "en", "value": "The OPC UA Legacy Java Stack before 6f176f2 enables an attacker to block OPC UA server applications via uncontrolled resource consumption so that they can no longer serve client applications."}, {"lang": "es", "value": "El OPC UA Legacy Java Stack anterior a 6f176f2 permite a un atacante bloquear aplicaciones del servidor OPC UA mediante el consumo incontrolado de recursos para que ya no puedan servir aplicaciones cliente."}], "id": "CVE-2023-32787", "lastModified": "2024-11-21T08:04:01.600", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 7.5, "baseSeverity": "HIGH", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 3.6, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2023-05-15T15:15:12.823", "references": [{"source": "cve@mitre.org", "tags": ["Patch", "Vendor Advisory"], "url": "https://files.opcfoundation.org/SecurityBulletins/OPC%20Foundation%20Security%20Bulletin%20CVE-2023-32787.pdf"}, {"source": "cve@mitre.org", "tags": ["Product"], "url": "https://github.com/OPCFoundation/UA-Java-Legacy"}, {"source": "cve@mitre.org", "tags": ["Patch"], "url": "https://github.com/OPCFoundation/UA-Java-Legacy/commit/6f176f2b445a27c157f1a32f225accc9ce8873c0"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch", "Vendor Advisory"], "url": "https://files.opcfoundation.org/SecurityBulletins/OPC%20Foundation%20Security%20Bulletin%20CVE-2023-32787.pdf"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Product"], "url": "https://github.com/OPCFoundation/UA-Java-Legacy"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch"], "url": "https://github.com/OPCFoundation/UA-Java-Legacy/commit/6f176f2b445a27c157f1a32f225accc9ce8873c0"}], "sourceIdentifier": "cve@mitre.org", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-400"}], "source": "nvd@nist.gov", "type": "Primary"}]}