fkie_cve-2020-11637
Vulnerability from fkie_nvd
Published
2020-10-15 16:15
Modified
2024-11-21 04:58
Severity ?
5.8 (Medium) - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:L
7.5 (High) - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
7.5 (High) - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Summary
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.
References
Impacted products
{ "configurations": [ { "nodes": [ { "cpeMatch": [ { "criteria": "cpe:2.3:a:br-automation:automation_runtime:*:*:*:*:*:*:*:*", "matchCriteriaId": "B5691819-5BAF-4021-BB67-3D4801A050EC", "versionEndIncluding": "4.10", "vulnerable": true }, { "criteria": "cpe:2.3:a:br-automation:automation_runtime:*:*:*:*:*:*:*:*", "matchCriteriaId": "142DABF7-D81E-4192-B5C8-2BB31CC75956", "versionEndExcluding": "n4.26", "versionStartIncluding": "4.20", "vulnerable": true }, { "criteria": "cpe:2.3:a:br-automation:automation_runtime:*:*:*:*:*:*:*:*", "matchCriteriaId": "7EF78DE7-687D-40A7-9D3B-ACBB2CFAF44B", "versionEndExcluding": "f4.45", "versionStartIncluding": "4.40", "vulnerable": true }, { "criteria": "cpe:2.3:a:br-automation:automation_runtime:*:*:*:*:*:*:*:*", "matchCriteriaId": "AC4663FB-8910-4A9F-955B-6E003949638B", "versionEndExcluding": "e4.53", "versionStartIncluding": "4.50", "vulnerable": true }, { "criteria": "cpe:2.3:a:br-automation:automation_runtime:*:*:*:*:*:*:*:*", "matchCriteriaId": "1A7C52DE-F161-426F-B890-BF37938F9CF6", "versionEndExcluding": "d4.63", "versionStartIncluding": "4.60", "vulnerable": true }, { "criteria": "cpe:2.3:a:br-automation:automation_runtime:*:*:*:*:*:*:*:*", "matchCriteriaId": "52A6E5FF-E093-4492-8DB3-3F888ED10ADB", "versionEndExcluding": "a4.73", "versionStartIncluding": "4.70", "vulnerable": true } ], "negate": false, "operator": "OR" } ] }, { "nodes": [ { "cpeMatch": [ { "criteria": "cpe:2.3:a:br-automation:automation_runtime:*:*:*:*:*:*:*:*", "matchCriteriaId": "3C4DFCB9-820B-4283-8700-92B9C0AC0AA1", "versionEndExcluding": "n4.34", "versionStartIncluding": "4.30", "vulnerable": true } ], "negate": false, "operator": "OR" } ] } ], "cveTags": [], "descriptions": [ { "lang": "en", "value": "A memory leak in the TFTP service in B\u0026R Automation Runtime versions \u003cN4.26, \u003cN4.34, \u003cF4.45, \u003cE4.53, \u003cD4.63, \u003cA4.73 and prior could allow an unauthenticated attacker with network access to cause a denial of service (DoS) condition." }, { "lang": "es", "value": "Una p\u00e9rdida de memoria en el servicio TFTP en B\u0026amp;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, podr\u00eda permitir a un atacante no autenticado con acceso de red causar una condici\u00f3n de denegaci\u00f3n de servicio (DoS)" } ], "id": "CVE-2020-11637", "lastModified": "2024-11-21T04:58:18.000", "metrics": { "cvssMetricV2": [ { "acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": { "accessComplexity": "LOW", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "PARTIAL", "baseScore": 5.0, "confidentialityImpact": "NONE", "integrityImpact": "NONE", "vectorString": "AV:N/AC:L/Au:N/C:N/I:N/A:P", "version": "2.0" }, "exploitabilityScore": 10.0, "impactScore": 2.9, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false } ], "cvssMetricV31": [ { "cvssData": { "attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "LOW", "baseScore": 5.8, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "CHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:L", "version": "3.1" }, "exploitabilityScore": 3.9, "impactScore": 1.4, "source": "cybersecurity@ch.abb.com", "type": "Secondary" }, { "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": "2020-10-15T16:15:11.773", "references": [ { "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" ], "url": "https://www.br-automation.com/downloads_br_productcatalogue/assets/1595163815396-de-original-1.0.pdf" } ], "sourceIdentifier": "cybersecurity@ch.abb.com", "vulnStatus": "Modified", "weaknesses": [ { "description": [ { "lang": "en", "value": "CWE-401" } ], "source": "cybersecurity@ch.abb.com", "type": "Secondary" }, { "description": [ { "lang": "en", "value": "CWE-401" } ], "source": "nvd@nist.gov", "type": "Primary" } ] }
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Sightings
Author | Source | Type | Date |
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Nomenclature
- Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
- Confirmed: The vulnerability is confirmed from an analyst perspective.
- Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
- Patched: This vulnerability was successfully patched by the user reporting the sighting.
- Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
- Not confirmed: The user expresses doubt about the veracity of the vulnerability.
- Not patched: This vulnerability was not successfully patched by the user reporting the sighting.
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