CVE-2021-21446

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{"affected": [{"affectedData": [{"product": "SAP NetWeaver AS ABAP", "vendor": "SAP SE", "versions": [{"status": "affected", "version": "< 740"}, {"status": "affected", "version": "< 750"}, {"status": "affected", "version": "< 751"}, {"status": "affected", "version": "< 752"}, {"status": "affected", "version": "< 753"}, {"status": "affected", "version": "< 754"}, {"status": "affected", "version": "< 755"}]}], "source": "cna@sap.com"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:sap:netweaver_application_server_abap:740:*:*:*:*:*:*:*", "matchCriteriaId": "127E508F-6CC1-41C8-96DF-8D14FFDD4020", "vulnerable": true}, {"criteria": "cpe:2.3:a:sap:netweaver_application_server_abap:750:*:*:*:*:*:*:*", "matchCriteriaId": "7777AA80-1608-420E-B7D5-09ABECD51728", "vulnerable": true}, {"criteria": "cpe:2.3:a:sap:netweaver_application_server_abap:751:*:*:*:*:*:*:*", "matchCriteriaId": "0539618A-1C4D-463F-B2BB-DD1C239C23EB", "vulnerable": true}, {"criteria": "cpe:2.3:a:sap:netweaver_application_server_abap:752:*:*:*:*:*:*:*", "matchCriteriaId": "62828DCD-F80E-4C7C-A988-EFEA06A5223E", "vulnerable": true}, {"criteria": "cpe:2.3:a:sap:netweaver_application_server_abap:753:*:*:*:*:*:*:*", "matchCriteriaId": "D9F38585-73AE-4DBB-A978-F0272DF8FB58", "vulnerable": true}, {"criteria": "cpe:2.3:a:sap:netweaver_application_server_abap:754:*:*:*:*:*:*:*", "matchCriteriaId": "D416C064-BB8A-4230-A761-84A93E017F79", "vulnerable": true}, {"criteria": "cpe:2.3:a:sap:netweaver_application_server_abap:755:*:*:*:*:*:*:*", "matchCriteriaId": "6B8D3EA0-28E6-4333-8C67-B9D3775EB9BC", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "SAP NetWeaver AS ABAP, versions 740, 750, 751, 752, 753, 754, 755, allows an unauthenticated attacker to prevent legitimate users from accessing a service, either by crashing or flooding the service, this has a high impact on the availability of the service."}, {"lang": "es", "value": "SAP NetWeaver AS ABAP, versiones 740, 750, 751, 752, 753, 754, 755, permite a un atacante no autenticado impedir que usuarios leg\u00edtimos accedan a un servicio, ya sea bloqueando o inundando el servicio, esto presenta un alto impacto en la disponibilidad de el servicio"}], "id": "CVE-2021-21446", "lastModified": "2026-06-17T03:35:35.453", "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}], "cvssMetricV30": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 7.5, "baseSeverity": "HIGH", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "version": "3.0"}, "exploitabilityScore": 3.9, "impactScore": 3.6, "source": "cna@sap.com", "type": "Secondary"}], "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": "2021-01-12T15:15:14.470", "references": [{"source": "cna@sap.com", "tags": ["Permissions Required"], "url": "https://launchpad.support.sap.com/#/notes/3000306"}, {"source": "cna@sap.com", "tags": ["Vendor Advisory"], "url": "https://wiki.scn.sap.com/wiki/pages/viewpage.action?pageId=564760476"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Permissions Required"], "url": "https://launchpad.support.sap.com/#/notes/3000306"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Vendor Advisory"], "url": "https://wiki.scn.sap.com/wiki/pages/viewpage.action?pageId=564760476"}], "sourceIdentifier": "cna@sap.com", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "NVD-CWE-noinfo"}], "source": "nvd@nist.gov", "type": "Primary"}]}

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