{"resultsPerPage":1,"startIndex":0,"totalResults":1,"format":"NVD_CVE","version":"2.0","timestamp":"2026-06-14T22:50:22.350","vulnerabilities":[{"cve":{"id":"CVE-2020-11637","sourceIdentifier":"cybersecurity@ch.abb.com","published":"2020-10-15T16:15:11.773","lastModified":"2024-11-21T04:58:18.000","vulnStatus":"Modified","cveTags":[],"descriptions":[{"lang":"en","value":"A memory leak in the TFTP service in B&R Automation Runtime versions <N4.26, <N4.34, <F4.45, <E4.53, <D4.63, <A4.73 and prior could allow an unauthenticated attacker with network access to cause a denial of service (DoS) condition."},{"lang":"es","value":"Una pérdida de memoria en el servicio TFTP en B&amp;R Automation Runtime en versiones anteriores a N4.26, anteriores a N4.34, anteriores a F4.45, anteriores a E4.53, anteriores a D4.63, anteriores a A4.73 y anteriores, podría permitir a un atacante no autenticado con acceso de red causar una condición de denegación de servicio (DoS)"}],"metrics":{"cvssMetricV31":[{"source":"cybersecurity@ch.abb.com","type":"Secondary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:L","baseScore":5.8,"baseSeverity":"MEDIUM","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"NONE","scope":"CHANGED","confidentialityImpact":"NONE","integrityImpact":"NONE","availabilityImpact":"LOW"},"exploitabilityScore":3.9,"impactScore":1.4},{"source":"nvd@nist.gov","type":"Primary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","baseScore":7.5,"baseSeverity":"HIGH","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"NONE","integrityImpact":"NONE","availabilityImpact":"HIGH"},"exploitabilityScore":3.9,"impactScore":3.6}],"cvssMetricV2":[{"source":"nvd@nist.gov","type":"Primary","cvssData":{"version":"2.0","vectorString":"AV:N/AC:L/Au:N/C:N/I:N/A:P","baseScore":5.0,"accessVector":"NETWORK","accessComplexity":"LOW","authentication":"NONE","confidentialityImpact":"NONE","integrityImpact":"NONE","availabilityImpact":"PARTIAL"},"baseSeverity":"MEDIUM","exploitabilityScore":10.0,"impactScore":2.9,"acInsufInfo":false,"obtainAllPrivilege":false,"obtainUserPrivilege":false,"obtainOtherPrivilege":false,"userInteractionRequired":false}]},"weaknesses":[{"source":"cybersecurity@ch.abb.com","type":"Secondary","description":[{"lang":"en","value":"CWE-401"}]},{"source":"nvd@nist.gov","type":"Primary","description":[{"lang":"en","value":"CWE-401"}]}],"configurations":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:a:br-automation:automation_runtime:*:*:*:*:*:*:*:*","versionEndIncluding":"4.10","matchCriteriaId":"B5691819-5BAF-4021-BB67-3D4801A050EC"},{"vulnerable":true,"criteria":"cpe:2.3:a:br-automation:automation_runtime:*:*:*:*:*:*:*:*","versionStartIncluding":"4.20","versionEndExcluding":"n4.26","matchCriteriaId":"142DABF7-D81E-4192-B5C8-2BB31CC75956"},{"vulnerable":true,"criteria":"cpe:2.3:a:br-automation:automation_runtime:*:*:*:*:*:*:*:*","versionStartIncluding":"4.40","versionEndExcluding":"f4.45","matchCriteriaId":"7EF78DE7-687D-40A7-9D3B-ACBB2CFAF44B"},{"vulnerable":true,"criteria":"cpe:2.3:a:br-automation:automation_runtime:*:*:*:*:*:*:*:*","versionStartIncluding":"4.50","versionEndExcluding":"e4.53","matchCriteriaId":"AC4663FB-8910-4A9F-955B-6E003949638B"},{"vulnerable":true,"criteria":"cpe:2.3:a:br-automation:automation_runtime:*:*:*:*:*:*:*:*","versionStartIncluding":"4.60","versionEndExcluding":"d4.63","matchCriteriaId":"1A7C52DE-F161-426F-B890-BF37938F9CF6"},{"vulnerable":true,"criteria":"cpe:2.3:a:br-automation:automation_runtime:*:*:*:*:*:*:*:*","versionStartIncluding":"4.70","versionEndExcluding":"a4.73","matchCriteriaId":"52A6E5FF-E093-4492-8DB3-3F888ED10ADB"}]}]},{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:a:br-automation:automation_runtime:*:*:*:*:*:*:*:*","versionStartIncluding":"4.30","versionEndExcluding":"n4.34","matchCriteriaId":"3C4DFCB9-820B-4283-8700-92B9C0AC0AA1"}]}]}],"references":[{"url":"https://www.br-automation.com/downloads_br_productcatalogue/assets/1595163815396-de-original-1.0.pdf","source":"cybersecurity@ch.abb.com","tags":["Vendor Advisory"]},{"url":"https://www.br-automation.com/downloads_br_productcatalogue/assets/1595163815396-de-original-1.0.pdf","source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Vendor Advisory"]}]}}]}