CVE-2021-33191

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{"affected": [{"affectedData": [{"product": "Apache NiFi - MiNiFi C++", "vendor": "Apache Software Foundation", "versions": [{"changes": [{"at": "0.10.0", "status": "unaffected"}], "lessThan": "Apache NiFi - MiNiFi C++*", "status": "affected", "version": "0.5.0", "versionType": "custom"}]}], "source": "security@apache.org"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:apache:nifi_minifi_c\\+\\+:*:*:*:*:*:*:*:*", "matchCriteriaId": "8B45A3AE-7374-423E-A665-92723EBC509E", "versionEndExcluding": "0.10.0", "versionStartIncluding": "0.5.0", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "From Apache NiFi MiNiFi C++ version 0.5.0 the c2 protocol implements an \"agent-update\" command which was designed to patch the application binary. This \"patching\" command defaults to calling a trusted binary, but might be modified to an arbitrary value through a \"c2-update\" command. Said command is then executed using the same privileges as the application binary. This was addressed in version 0.10.0"}, {"lang": "es", "value": "Apache NiFi MiNiFi C++ versi\u00f3n 0.5.0, el protocolo c2 implementa un comando \"agent-update\" que fue dise\u00f1ado para parchear el binario de la aplicaci\u00f3n. Este comando de \"patching\" predeterminado llama a un binario confiable, pero puede ser modificado a un valor arbitrario mediante un comando \"c2-update\". Dicho comando es ejecutado entonces usando los mismos privilegios que el binario de la aplicaci\u00f3n. Esto fue solucionado en versi\u00f3n 0.10.0."}], "id": "CVE-2021-33191", "lastModified": "2026-06-17T03:54:19.737", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "HIGH", "cvssData": {"accessComplexity": "LOW", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "PARTIAL", "baseScore": 7.5, "confidentialityImpact": "PARTIAL", "integrityImpact": "PARTIAL", "vectorString": "AV:N/AC:L/Au:N/C:P/I:P/A:P", "version": "2.0"}, "exploitabilityScore": 10.0, "impactScore": 6.4, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}], "cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 9.8, "baseSeverity": "CRITICAL", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 5.9, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2021-08-24T12:15:07.307", "references": [{"source": "security@apache.org", "tags": ["Mailing List", "Third Party Advisory"], "url": "http://www.openwall.com/lists/oss-security/2021/08/24/1"}, {"source": "security@apache.org", "url": "https://lists.apache.org/thread.html/r6f27a2454f5f67dbe4e21c8eb1db537b01863a0bc3758f28aa60f032%40%3Cannounce.apache.org%3E"}, {"source": "security@apache.org", "tags": ["Mailing List", "Third Party Advisory"], "url": "https://www.openwall.com/lists/oss-security/2021/08/24/1"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Mailing List", "Third Party Advisory"], "url": "http://www.openwall.com/lists/oss-security/2021/08/24/1"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://lists.apache.org/thread.html/r6f27a2454f5f67dbe4e21c8eb1db537b01863a0bc3758f28aa60f032%40%3Cannounce.apache.org%3E"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Mailing List", "Third Party Advisory"], "url": "https://www.openwall.com/lists/oss-security/2021/08/24/1"}], "sourceIdentifier": "security@apache.org", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-78"}], "source": "security@apache.org", "type": "Secondary"}, {"description": [{"lang": "en", "value": "CWE-78"}], "source": "nvd@nist.gov", "type": "Primary"}]}

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