{"id": "CVE-2021-22897", "metrics": {"cvssMetricV2": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"version": "2.0", "baseScore": 4.3, "accessVector": "NETWORK", "vectorString": "AV:N/AC:M/Au:N/C:P/I:N/A:N", "authentication": "NONE", "integrityImpact": "NONE", "accessComplexity": "MEDIUM", "availabilityImpact": "NONE", "confidentialityImpact": "PARTIAL"}, "acInsufInfo": false, "impactScore": 2.9, "baseSeverity": "MEDIUM", "obtainAllPrivilege": false, "exploitabilityScore": 8.6, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}], "cvssMetricV31": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 5.3, "attackVector": "NETWORK", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "NONE", "privilegesRequired": "NONE", "confidentialityImpact": "LOW"}, "impactScore": 1.4, "exploitabilityScore": 3.9}]}, "published": "2021-06-11T16:15:10.963", "references": [{"url": "https://cert-portal.siemens.com/productcert/pdf/ssa-389290.pdf", "tags": ["Patch", "Third Party Advisory"], "source": "support@hackerone.com"}, {"url": "https://curl.se/docs/CVE-2021-22897.html", "tags": ["Patch", "Vendor Advisory"], "source": "support@hackerone.com"}, {"url": "https://github.com/curl/curl/commit/bbb71507b7bab52002f9b1e0880bed6a32834511", "tags": ["Patch", "Third Party Advisory"], "source": "support@hackerone.com"}, {"url": "https://hackerone.com/reports/1172857", "tags": ["Exploit", "Issue Tracking", "Third Party Advisory"], "source": "support@hackerone.com"}, {"url": "https://security.netapp.com/advisory/ntap-20210727-0007/", "tags": ["Third Party Advisory"], "source": "support@hackerone.com"}, {"url": "https://www.oracle.com//security-alerts/cpujul2021.html", "tags": ["Patch", "Third Party Advisory"], "source": "support@hackerone.com"}, {"url": "https://www.oracle.com/security-alerts/cpuapr2022.html", "tags": ["Patch", "Third Party Advisory"], "source": "support@hackerone.com"}, {"url": "https://www.oracle.com/security-alerts/cpujan2022.html", "tags": ["Patch", "Third Party Advisory"], "source": "support@hackerone.com"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-668"}]}, {"type": "Secondary", "source": "support@hackerone.com", "description": [{"lang": "en", "value": "CWE-840"}]}], "descriptions": [{"lang": "en", "value": "curl 7.61.0 through 7.76.1 suffers from exposure of data element to wrong session due to a mistake in the code for CURLOPT_SSL_CIPHER_LIST when libcurl is built to use the Schannel TLS library. The selected cipher set was stored in a single \"static\" variable in the library, which has the surprising side-effect that if an application sets up multiple concurrent transfers, the last one that sets the ciphers will accidentally control the set used by all transfers. In a worst-case scenario, this weakens transport security significantly."}, {"lang": "es", "value": "curl versiones 7.61.0 hasta 7.76.1, sufre de exposici\u00f3n de un elemento de datos a una sesi\u00f3n equivocada debido a un error en el c\u00f3digo para la funci\u00f3n CURLOPT_SSL_CIPHER_LIST cuando libcurl es constru\u00eddo para usar la biblioteca TLS de Schannel. El ajuste de cifrado seleccionado se almacenaba en una \u00fanica variable \"static\" en la biblioteca, lo que tiene el sorprendente efecto secundario de que si una aplicaci\u00f3n establece m\u00faltiples transferencias concurrentes, la \u00faltima que ajusta los cifrados controlar\u00e1 accidentalmente el ajuste usado por todas las transferencias. En el peor de los casos, esto debilita significativamente la seguridad del transporte"}], "lastModified": "2024-03-27T15:47:40.347", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:haxx:curl:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "5681F65E-9839-4E10-8245-C878D384C944", "versionEndIncluding": "7.76.1", "versionStartIncluding": "7.61.0"}], "operator": "OR"}]}, {"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:oracle:communications_cloud_native_core_binding_support_function:1.11.0:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "10323322-F6C0-4EA7-9344-736F7A80AA5F"}, {"criteria": "cpe:2.3:a:oracle:communications_cloud_native_core_network_function_cloud_native_environment:1.10.0:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "C2A5B24D-BDF2-423C-98EA-A40778C01A05"}, {"criteria": "cpe:2.3:a:oracle:communications_cloud_native_core_network_repository_function:1.15.0:*:*:*:*:*:*:*", "vulnerable": true, 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