CVE-2021-44145

{"containers": {"cna": {"affected": [{"product": "Apache NiFi", "vendor": "Apache Software Foundation", "versions": [{"lessThanOrEqual": "1.15.0", "status": "affected", "version": "Apache NiFi", "versionType": "custom"}]}], "credits": [{"lang": "en", "value": "This issue was discovered by DangKhai at Viettel Cyber Security."}], "descriptions": [{"lang": "en", "value": "In the TransformXML processor of Apache NiFi before 1.15.1 an authenticated user could configure an XSLT file which, if it included malicious external entity calls, may reveal sensitive information."}], "metrics": [{"other": {"content": {"other": "Low"}, "type": "unknown"}}], "problemTypes": [{"descriptions": [{"description": "Sensitive information disclosure", "lang": "en", "type": "text"}]}], "providerMetadata": {"dateUpdated": "2021-12-17T09:06:06.000Z", "orgId": "f0158376-9dc2-43b6-827c-5f631a4d8d09", "shortName": "apache"}, "references": [{"tags": ["x_refsource_MISC"], "url": "https://nifi.apache.org/security.html#1.15.1-vulnerabilities"}, {"name": "[oss-security] 20211216 CVE-2021-44145: Apache NiFi information disclosure by XXE", "tags": ["mailing-list", "x_refsource_MLIST"], "url": "http://www.openwall.com/lists/oss-security/2021/12/17/1"}], "source": {"defect": ["NIFI-9399"], "discovery": "UNKNOWN"}, "title": "Apache NiFi information disclosure by XXE", "x_generator": {"engine": "Vulnogram 0.0.9"}, "x_legacyV4Record": {"CVE_data_meta": {"ASSIGNER": "security@apache.org", "ID": "CVE-2021-44145", "STATE": "PUBLIC", "TITLE": "Apache NiFi information disclosure by XXE"}, "affects": {"vendor": {"vendor_data": [{"product": {"product_data": [{"product_name": "Apache NiFi", "version": {"version_data": [{"version_affected": "<=", "version_name": "Apache NiFi", "version_value": "1.15.0"}]}}]}, "vendor_name": "Apache Software Foundation"}]}}, "credit": [{"lang": "eng", "value": "This issue was discovered by DangKhai at Viettel Cyber Security."}], "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": {"description_data": [{"lang": "eng", "value": "In the TransformXML processor of Apache NiFi before 1.15.1 an authenticated user could configure an XSLT file which, if it included malicious external entity calls, may reveal sensitive information."}]}, "generator": {"engine": "Vulnogram 0.0.9"}, "impact": [{"other": "Low"}], "problemtype": {"problemtype_data": [{"description": [{"lang": "eng", "value": "Sensitive information disclosure"}]}]}, "references": {"reference_data": [{"name": "https://nifi.apache.org/security.html#1.15.1-vulnerabilities", "refsource": "MISC", "url": "https://nifi.apache.org/security.html#1.15.1-vulnerabilities"}, {"name": "[oss-security] 20211216 CVE-2021-44145: Apache NiFi information disclosure by XXE", "refsource": "MLIST", "url": "http://www.openwall.com/lists/oss-security/2021/12/17/1"}]}, "source": {"defect": ["NIFI-9399"], "discovery": "UNKNOWN"}}}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-04T04:17:24.439Z"}, "title": "CVE Program Container", "references": [{"tags": ["x_refsource_MISC", "x_transferred"], "url": "https://nifi.apache.org/security.html#1.15.1-vulnerabilities"}, {"name": "[oss-security] 20211216 CVE-2021-44145: Apache NiFi information disclosure by XXE", "tags": ["mailing-list", "x_refsource_MLIST", "x_transferred"], "url": "http://www.openwall.com/lists/oss-security/2021/12/17/1"}]}]}, "cveMetadata": {"assignerOrgId": "f0158376-9dc2-43b6-827c-5f631a4d8d09", "assignerShortName": "apache", "cveId": "CVE-2021-44145", "datePublished": "2021-12-17T08:50:09.000Z", "dateReserved": "2021-11-22T00:00:00.000Z", "dateUpdated": "2024-08-04T04:17:24.439Z", "state": "PUBLISHED"}, "dataType": "CVE_RECORD", "dataVersion": "5.1"}

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{"affected": [{"affectedData": [{"product": "Apache NiFi", "vendor": "Apache Software Foundation", "versions": [{"lessThanOrEqual": "1.15.0", "status": "affected", "version": "Apache NiFi", "versionType": "custom"}]}], "source": "security@apache.org"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:apache:nifi:*:*:*:*:*:*:*:*", "matchCriteriaId": "6DC3049E-98D3-4AD3-9744-425E4AFC18E7", "versionEndExcluding": "1.15.1", "versionStartIncluding": "0.1.0", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "In the TransformXML processor of Apache NiFi before 1.15.1 an authenticated user could configure an XSLT file which, if it included malicious external entity calls, may reveal sensitive information."}, {"lang": "es", "value": "En el procesador TransformXML de Apache NiFi versiones anteriores a 1.15.1, un usuario autenticado pod\u00eda configurar un archivo XSLT que, si inclu\u00eda llamadas a entidades externas maliciosas, pod\u00eda revelar informaci\u00f3n confidencial"}], "id": "CVE-2021-44145", "lastModified": "2026-06-17T04:11:57.113", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "LOW", "accessVector": "NETWORK", "authentication": "SINGLE", "availabilityImpact": "NONE", "baseScore": 4.0, "confidentialityImpact": "PARTIAL", "integrityImpact": "NONE", "vectorString": "AV:N/AC:L/Au:S/C:P/I:N/A:N", "version": "2.0"}, "exploitabilityScore": 8.0, "impactScore": 2.9, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}], "cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 6.5, "baseSeverity": "MEDIUM", "confidentialityImpact": "HIGH", "integrityImpact": "NONE", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N", "version": "3.1"}, "exploitabilityScore": 2.8, "impactScore": 3.6, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2021-12-17T09:15:07.117", "references": [{"source": "security@apache.org", "tags": ["Mailing List", "Third Party Advisory"], "url": "http://www.openwall.com/lists/oss-security/2021/12/17/1"}, {"source": "security@apache.org", "tags": ["Vendor Advisory"], "url": "https://nifi.apache.org/security.html#1.15.1-vulnerabilities"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Mailing List", "Third Party Advisory"], "url": "http://www.openwall.com/lists/oss-security/2021/12/17/1"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Vendor Advisory"], "url": "https://nifi.apache.org/security.html#1.15.1-vulnerabilities"}], "sourceIdentifier": "security@apache.org", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-200"}], "source": "nvd@nist.gov", "type": "Primary"}]}

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