{"containers": {"cna": {"affected": [{"product": "Automation Worx Software Suite", "vendor": "Phoenix Contact", "versions": [{"lessThanOrEqual": "1.87", "status": "affected", "version": "PC Worx", "versionType": "custom"}, {"lessThanOrEqual": "1.87", "status": "affected", "version": "PC Worx Express", "versionType": "custom"}, {"lessThanOrEqual": "1.87", "status": "affected", "version": "Config+", "versionType": "custom"}]}], "credits": [{"lang": "en", "value": "The vulnerability was discovered by Francis Provencher {PRL} and reported by Zero Day Initiative (ZDI) as ZDI-CAN-13134. PHOENIX CONTACT thanks CERT@VDE for the coordination and support with this publication."}], "datePublic": "2021-06-23T00:00:00", "descriptions": [{"lang": "en", "value": "Phoenix Contact Classic Automation Worx Software Suite in Version 1.87 and below is affected by a remote code execution vulnerability. 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Automated systems in operation which were programmed with one of the above-mentioned products are not affected."}], "metrics": [{"cvssV3_1": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 7.8, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H", "version": "3.1"}}], "problemTypes": [{"descriptions": [{"cweId": "CWE-824", "description": "CWE-824 Access of Uninitialized Pointer", "lang": "en", "type": "CWE"}]}], "providerMetadata": {"dateUpdated": "2021-07-07T09:06:35", "orgId": "270ccfa6-a436-4e77-922e-914ec3a9685c", "shortName": "CERTVDE"}, "references": [{"tags": ["x_refsource_CONFIRM"], "url": "https://cert.vde.com/en-us/advisories/vde-2021-020"}, {"tags": ["x_refsource_MISC"], "url": "https://www.zerodayinitiative.com/advisories/ZDI-21-782/"}], "solutions": [{"lang": "en", "value": "Temporary Fix / Mitigation\nWe strongly recommend customers to exchange project files only using secure file exchange services. Project files should not be exchanged via unencrypted email.\n\nRemediation\nWith the next version of Automationworx Software Suite the affected data will be initialized completely and thereby freeing of unallocated memory will be prevented."}], "source": {"advisory": "VDE-2021-020", "defect": ["VDE-2021-020"], "discovery": "EXTERNAL"}, "title": "Phoenix Contact: Automation Worx Software Suite affected by Remote Code Execution (RCE) vulnerability", "x_generator": {"engine": "Vulnogram 0.0.9"}, "x_legacyV4Record": {"CVE_data_meta": {"ASSIGNER": "info@cert.vde.com", "DATE_PUBLIC": "2021-06-23T10:00:00.000Z", "ID": "CVE-2021-33542", "STATE": "PUBLIC", "TITLE": "Phoenix Contact: Automation Worx Software Suite affected by Remote Code Execution (RCE) vulnerability"}, "affects": {"vendor": {"vendor_data": [{"product": {"product_data": [{"product_name": "Automation Worx Software Suite", "version": {"version_data": [{"version_affected": "<=", "version_name": "PC Worx", "version_value": "1.87"}, {"version_affected": "<=", "version_name": "PC Worx Express", "version_value": "1.87"}, {"version_affected": "<=", "version_name": "Config+", "version_value": "1.87"}]}}]}, "vendor_name": "Phoenix Contact"}]}}, "credit": [{"lang": "eng", "value": "The vulnerability was discovered by Francis Provencher {PRL} and reported by Zero Day Initiative (ZDI) as ZDI-CAN-13134. 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{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:phoenixcontact:config\\+:*:*:*:*:*:*:*:*", "matchCriteriaId": "0D2D0ACE-D2B7-4124-900B-0FBB0830563F", "versionEndIncluding": "1.87", "vulnerable": true}, {"criteria": "cpe:2.3:a:phoenixcontact:pc_worx:*:*:*:*:*:*:*:*", "matchCriteriaId": "73C5830F-A865-48CB-8DEE-126204CCF0C1", "versionEndIncluding": "1.87", "vulnerable": true}, {"criteria": "cpe:2.3:a:phoenixcontact:pc_worx_express:*:*:*:*:*:*:*:*", "matchCriteriaId": "613450E9-39B4-4D97-BB64-A3AE3B7ECCA9", "versionEndIncluding": "1.87", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "descriptions": [{"lang": "en", "value": "Phoenix Contact Classic Automation Worx Software Suite in Version 1.87 and below is affected by a remote code execution vulnerability. Manipulated PC Worx or Config+ projects could lead to a remote code execution when unallocated memory is freed because of incompletely initialized data. The attacker needs to get access to an original bus configuration file (*.bcp) to be able to manipulate data inside. After manipulation the attacker needs to exchange the original file by the manipulated one on the application programming workstation. Availability, integrity, or confidentiality of an application programming workstation might be compromised by attacks using these vulnerabilities. Automated systems in operation which were programmed with one of the above-mentioned products are not affected."}, {"lang": "es", "value": "Phoenix Contact Classic Automation Worx Software Suite en versiones 1.87 y anteriores, est\u00e1 afectado por una vulnerabilidad de ejecuci\u00f3n de c\u00f3digo remota. La manipulaci\u00f3n de proyectos de PC Worx o Config+ podr\u00eda conllevar a una ejecuci\u00f3n de c\u00f3digo remota cuando es liberada una memoria no asignada debido a datos inicializados de forma incompleta. El atacante necesita conseguir acceso a un archivo de configuraci\u00f3n de bus original (*.bcp) para poder manipular los datos en su interior. Despu\u00e9s de la manipulaci\u00f3n, el atacante necesita intercambiar el archivo original por el manipulado en la estaci\u00f3n de trabajo de programaci\u00f3n de aplicaciones. La disponibilidad, la integridad o la confidencialidad de una estaci\u00f3n de trabajo de programaci\u00f3n de aplicaciones podr\u00eda estar comprometida por ataques usando estas vulnerabilidades. Los sistemas automatizados en funcionamiento que fueron programados con uno de los productos mencionados no est\u00e1n afectados"}], "id": "CVE-2021-33542", "lastModified": "2024-11-21T06:09:03.027", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "HIGH", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "PARTIAL", "baseScore": 5.1, "confidentialityImpact": "PARTIAL", "integrityImpact": "PARTIAL", "vectorString": "AV:N/AC:H/Au:N/C:P/I:P/A:P", "version": "2.0"}, "exploitabilityScore": 4.9, "impactScore": 6.4, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": true}], "cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 7.8, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 1.8, "impactScore": 5.9, "source": "info@cert.vde.com", "type": "Secondary"}, {"cvssData": {"attackComplexity": "HIGH", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 7.0, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 1.0, "impactScore": 5.9, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2021-06-25T19:15:09.817", "references": [{"source": "info@cert.vde.com", "tags": ["Third Party Advisory"], "url": "https://cert.vde.com/en-us/advisories/vde-2021-020"}, {"source": "info@cert.vde.com", "tags": ["Third Party Advisory", "VDB Entry"], "url": "https://www.zerodayinitiative.com/advisories/ZDI-21-782/"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory"], "url": "https://cert.vde.com/en-us/advisories/vde-2021-020"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory", "VDB Entry"], "url": "https://www.zerodayinitiative.com/advisories/ZDI-21-782/"}], "sourceIdentifier": "info@cert.vde.com", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-824"}], "source": "info@cert.vde.com", "type": "Secondary"}, {"description": [{"lang": "en", "value": "CWE-824"}], "source": "nvd@nist.gov", "type": "Secondary"}]}

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