{"dataType": "CVE_RECORD", "dataVersion": "5.1", "cveMetadata": {"cveId": "CVE-2023-32172", "assignerOrgId": "99f1926a-a320-47d8-bbb5-42feb611262e", "state": "PUBLISHED", "assignerShortName": "zdi", "dateReserved": "2023-05-03T20:10:47.065Z", "datePublished": "2024-05-03T01:56:49.400Z", "dateUpdated": "2024-08-02T15:10:23.685Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "99f1926a-a320-47d8-bbb5-42feb611262e", "shortName": "zdi", "dateUpdated": "2024-05-03T01:56:49.400Z"}, "title": "Unified Automation UaGateway OPC UA Server Use-After-Free Denial-of-Service Vulnerability", "descriptions": [{"lang": "en", "value": "Unified Automation UaGateway OPC UA Server Use-After-Free Denial-of-Service Vulnerability. This vulnerability allows remote attackers to create a denial-of-service condition on affected installations of Unified Automation UaGateway. Authentication is required to exploit this vulnerability.\n\nThe specific flaw exists within the implementation of the ImportXML function. The issue results from the lack of validating the existence of an object prior to performing operations on the object. An attacker can leverage this vulnerability to create a denial-of-service condition on the system. Was ZDI-CAN-20497."}], "affected": [{"vendor": "Unified Automation", "product": "UaGateway", "versions": [{"version": "1.5.12.482", "status": "affected"}], "defaultStatus": "unknown"}], "problemTypes": [{"descriptions": [{"lang": "en", "cweId": "CWE-416", "description": "CWE-416: Use After Free", "type": "CWE"}]}], "references": [{"url": "https://www.zerodayinitiative.com/advisories/ZDI-23-777/", "name": "ZDI-23-777", "tags": ["x_research-advisory"]}, {"url": "https://documentation.unified-automation.com/uagateway/1.5.14/CHANGELOG.txt", "name": "vendor-provided URL", "tags": ["vendor-advisory"]}], "dateAssigned": "2023-05-03T15:16:43.162-05:00", "datePublic": "2023-05-31T18:59:09.188-05:00", "source": {"lang": "en", "value": "Claroty Research - Team82 - Uri Katz, Noam Moshe, Vera Mens, Sharon Brizinov"}, "metrics": [{"format": "CVSS", "cvssV3_0": {"version": "3.0", "vectorString": "CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H", "baseScore": 6.5, "baseSeverity": "MEDIUM"}}]}, "adp": [{"metrics": [{"other": {"type": "ssvc", "content": {"timestamp": "2024-07-03T16:00:50.859225Z", "id": "CVE-2023-32172", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "partial"}], "role": "CISA Coordinator", "version": "2.0.3"}}}], "title": "CISA ADP Vulnrichment", "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2024-07-03T16:00:56.254Z"}}, {"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-02T15:10:23.685Z"}, "title": "CVE Program Container", "references": [{"url": "https://www.zerodayinitiative.com/advisories/ZDI-23-777/", "name": "ZDI-23-777", "tags": ["x_research-advisory", "x_transferred"]}, {"url": "https://documentation.unified-automation.com/uagateway/1.5.14/CHANGELOG.txt", "name": "vendor-provided URL", "tags": ["vendor-advisory", "x_transferred"]}]}]}}

{"dataType": "CVE_RECORD", "containers": {"adp": [{"title": "CISA ADP Vulnrichment", "metrics": [{"other": {"type": "ssvc", "content": {"id": "CVE-2023-32172", "role": "CISA Coordinator", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "partial"}], "version": "2.0.3", "timestamp": "2024-07-03T16:00:50.859225Z"}}}], "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2024-07-03T16:00:54.343Z"}}], "cna": {"title": "Unified Automation UaGateway OPC UA Server Use-After-Free Denial-of-Service Vulnerability", "source": {"lang": "en", "value": "Claroty Research - Team82 - Uri Katz, Noam Moshe, Vera Mens, Sharon Brizinov"}, "metrics": [{"format": "CVSS", "cvssV3_0": {"version": "3.0", "baseScore": 6.5, "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H"}}], "affected": [{"vendor": "Unified Automation", "product": "UaGateway", "versions": [{"status": "affected", "version": "1.5.12.482"}], "defaultStatus": "unknown"}], "datePublic": "2023-05-31T18:59:09.188-05:00", "references": [{"url": "https://www.zerodayinitiative.com/advisories/ZDI-23-777/", "name": "ZDI-23-777", "tags": ["x_research-advisory"]}, {"url": "https://documentation.unified-automation.com/uagateway/1.5.14/CHANGELOG.txt", "name": "vendor-provided URL", "tags": ["vendor-advisory"]}], "dateAssigned": "2023-05-03T15:16:43.162-05:00", "descriptions": [{"lang": "en", "value": "Unified Automation UaGateway OPC UA Server Use-After-Free Denial-of-Service Vulnerability. This vulnerability allows remote attackers to create a denial-of-service condition on affected installations of Unified Automation UaGateway. Authentication is required to exploit this vulnerability.\n\nThe specific flaw exists within the implementation of the ImportXML function. The issue results from the lack of validating the existence of an object prior to performing operations on the object. An attacker can leverage this vulnerability to create a denial-of-service condition on the system. Was ZDI-CAN-20497."}], "problemTypes": [{"descriptions": [{"lang": "en", "type": "CWE", "cweId": "CWE-416", "description": "CWE-416: Use After Free"}]}], "providerMetadata": {"orgId": "99f1926a-a320-47d8-bbb5-42feb611262e", "shortName": "zdi", "dateUpdated": "2024-05-03T01:56:49.400Z"}}}, "cveMetadata": {"cveId": "CVE-2023-32172", "state": "PUBLISHED", "dateUpdated": "2024-07-03T16:00:56.254Z", "dateReserved": "2023-05-03T20:10:47.065Z", "assignerOrgId": "99f1926a-a320-47d8-bbb5-42feb611262e", "datePublished": "2024-05-03T01:56:49.400Z", "assignerShortName": "zdi"}, "dataVersion": "5.1"}

{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:unified-automation:uagateway:*:*:*:*:*:*:*:*", "matchCriteriaId": "0198D9C1-4354-4611-A3F3-16059270B375", "versionEndExcluding": "1.5.13.487", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "Unified Automation UaGateway OPC UA Server Use-After-Free Denial-of-Service Vulnerability. This vulnerability allows remote attackers to create a denial-of-service condition on affected installations of Unified Automation UaGateway. Authentication is required to exploit this vulnerability.\n\nThe specific flaw exists within the implementation of the ImportXML function. The issue results from the lack of validating the existence of an object prior to performing operations on the object. An attacker can leverage this vulnerability to create a denial-of-service condition on the system. Was ZDI-CAN-20497."}, {"lang": "es", "value": "Vulnerabilidad de denegaci\u00f3n de servicio de Use-After-Free del servidor UaGateway OPC UA de Unified Automation. Esta vulnerabilidad permite a atacantes remotos crear una condici\u00f3n de denegaci\u00f3n de servicio en las instalaciones afectadas de Unified Automation UaGateway. Se requiere autenticaci\u00f3n para aprovechar esta vulnerabilidad. La falla espec\u00edfica existe en la implementaci\u00f3n de la funci\u00f3n ImportXML. El problema surge de la falta de validaci\u00f3n de la existencia de un objeto antes de realizar operaciones sobre \u00e9l. Un atacante puede aprovechar esta vulnerabilidad para crear una condici\u00f3n de denegaci\u00f3n de servicio en el sistema. Era ZDI-CAN-20497."}], "id": "CVE-2023-32172", "lastModified": "2025-08-08T14:17:00.330", "metrics": {"cvssMetricV30": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 6.5, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H", "version": "3.0"}, "exploitabilityScore": 2.8, "impactScore": 3.6, "source": "zdi-disclosures@trendmicro.com", "type": "Secondary"}]}, "published": "2024-05-03T02:15:22.773", "references": [{"source": "zdi-disclosures@trendmicro.com", "tags": ["Release Notes"], "url": "https://documentation.unified-automation.com/uagateway/1.5.14/CHANGELOG.txt"}, {"source": "zdi-disclosures@trendmicro.com", "tags": ["Third Party Advisory"], "url": "https://www.zerodayinitiative.com/advisories/ZDI-23-777/"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Release Notes"], "url": "https://documentation.unified-automation.com/uagateway/1.5.14/CHANGELOG.txt"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory"], "url": "https://www.zerodayinitiative.com/advisories/ZDI-23-777/"}], "sourceIdentifier": "zdi-disclosures@trendmicro.com", "vulnStatus": "Analyzed", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-416"}], "source": "zdi-disclosures@trendmicro.com", "type": "Secondary"}]}

{}

{"created": "2025-07-12T23:06:10.343254+00:00", "updated": "2025-07-12T23:06:10.343331+00:00", "vendors": ["unified-automation", "unified-automation$PRODUCT$uagateway"]}