CVE-2020-17519

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The issue was fixed in commit b561010b0ee741543c3953306037f00d7a9f0801 from apache/flink:master."}], "problemTypes": [{"descriptions": [{"cweId": "CWE-552", "description": "CWE-552 Files or Directories Accessible to External Parties", "lang": "en", "type": "CWE"}]}], "providerMetadata": {"dateUpdated": "2024-06-04T18:41:23.000Z", "orgId": "f0158376-9dc2-43b6-827c-5f631a4d8d09", "shortName": "apache"}, "references": [{"tags": ["x_refsource_MISC"], "url": "https://lists.apache.org/thread.html/r6843202556a6d0bce9607ebc02e303f68fc88e9038235598bde3b50d%40%3Cdev.flink.apache.org%3E"}, {"name": "[flink-user] 20210105 [CVE-2020-17519] Apache Flink directory traversal attack: reading remote files through the REST API", "tags": ["mailing-list", "x_refsource_MLIST"], "url": "https://lists.apache.org/thread.html/r6843202556a6d0bce9607ebc02e303f68fc88e9038235598bde3b50d%40%3Cuser.flink.apache.org%3E"}, {"name": "[flink-dev] 20210105 [CVE-2020-17519] Apache Flink directory traversal attack: reading 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traversal attack: reading remote files through the REST API", "x_generator": {"engine": "Vulnogram 0.0.9"}, "x_legacyV4Record": {"CVE_data_meta": {"ASSIGNER": "security@apache.org", "ID": "CVE-2020-17519", "STATE": "PUBLIC", "TITLE": "Apache Flink directory traversal attack: reading remote files through the REST API"}, "affects": {"vendor": {"vendor_data": [{"product": {"product_data": [{"product_name": "Apache Flink", "version": {"version_data": [{"version_affected": "=", "version_name": "Apache Flink", "version_value": "1.11.0 to 1.11.2"}]}}]}, "vendor_name": "Apache Software Foundation"}]}}, "credit": [{"lang": "eng", "value": "0rich1 of Ant Security FG Lab"}], "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": {"description_data": [{"lang": "eng", "value": "A change introduced in Apache Flink 1.11.0 (and released in 1.11.1 and 1.11.2 as well) allows attackers to read any file on the local filesystem of the JobManager through the REST interface of the JobManager process. Access is restricted to files accessible by the JobManager process. All users should upgrade to Flink 1.11.3 or 1.12.0 if their Flink instance(s) are exposed. The issue was fixed in commit b561010b0ee741543c3953306037f00d7a9f0801 from apache/flink:master."}]}, "generator": {"engine": "Vulnogram 0.0.9"}, "problemtype": {"problemtype_data": [{"description": [{"lang": "eng", "value": "CWE-552 Files or Directories Accessible to External Parties"}]}]}, "references": {"reference_data": [{"name": "https://lists.apache.org/thread.html/r6843202556a6d0bce9607ebc02e303f68fc88e9038235598bde3b50d%40%3Cdev.flink.apache.org%3E", "refsource": "MISC", "url": "https://lists.apache.org/thread.html/r6843202556a6d0bce9607ebc02e303f68fc88e9038235598bde3b50d%40%3Cdev.flink.apache.org%3E"}, {"name": "[flink-user] 20210105 [CVE-2020-17519] Apache Flink directory traversal attack: reading remote files through the REST API", "refsource": "MLIST", "url": "https://lists.apache.org/thread.html/r6843202556a6d0bce9607ebc02e303f68fc88e9038235598bde3b50d@%3Cuser.flink.apache.org%3E"}, {"name": "[flink-dev] 20210105 [CVE-2020-17519] Apache Flink directory traversal attack: 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{"affected": [{"affectedData": [{"product": "Apache Flink", "vendor": "Apache Software Foundation", "versions": [{"status": "affected", "version": "Apache Flink 1.11.0 to 1.11.2"}]}], "source": "security@apache.org"}, {"affectedData": [{"cpes": ["cpe:2.3:a:apache:flink:1.11.0:-:*:*:*:*:*:*"], "defaultStatus": "unknown", "product": "flink", "vendor": "apache", "versions": [{"lessThanOrEqual": "1.11.2", "status": "affected", "version": "1.11.0", "versionType": "semver"}]}], "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0"}], "cisaActionDue": "2024-06-13", "cisaExploitAdd": "2024-05-23", "cisaRequiredAction": "Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.", "cisaVulnerabilityName": "Apache Flink Improper Access Control Vulnerability", "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:apache:flink:*:*:*:*:*:*:*:*", "matchCriteriaId": "17DBFDC8-023D-4816-97AB-88F17ABB2CFC", "versionEndExcluding": "1.11.3", "versionStartIncluding": "1.11.0", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "A change introduced in Apache Flink 1.11.0 (and released in 1.11.1 and 1.11.2 as well) allows attackers to read any file on the local filesystem of the JobManager through the REST interface of the JobManager process. Access is restricted to files accessible by the JobManager process. All users should upgrade to Flink 1.11.3 or 1.12.0 if their Flink instance(s) are exposed. The issue was fixed in commit b561010b0ee741543c3953306037f00d7a9f0801 from apache/flink:master."}, {"lang": "es", "value": "Un cambio introducido en Apache Flink versi\u00f3n 1.11.0 (y lanzado en versiones 1.11.1 y 1.11.2 tambi\u00e9n) permite a atacantes leer cualquier archivo en el sistema de archivos local de JobManager por medio de la interfaz REST del proceso JobManager. El acceso est\u00e1 restringido a los archivos accesibles por medio del proceso de JobManager. Todos los usuarios deben actualizar a Flink versi\u00f3n 1.11.3 o 1.12.0 si sus instancias de Flink est\u00e1n expuestas. El problema se corrigi\u00f3 en el commit b561010b0ee741543c3953306037f00d7a9f0801 de apache/flink:master"}], "id": "CVE-2020-17519", "lastModified": "2026-06-17T02:59:04.010", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "LOW", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "NONE", "baseScore": 5.0, "confidentialityImpact": "PARTIAL", "integrityImpact": "NONE", "vectorString": "AV:N/AC:L/Au:N/C:P/I:N/A:N", "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": "NONE", "baseScore": 7.5, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 3.6, "source": "nvd@nist.gov", "type": "Primary"}, {"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 9.1, "baseSeverity": "CRITICAL", "confidentialityImpact": "HIGH", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 5.2, "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary"}], "ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2020-17519", "options": [{"exploitation": "active"}, {"automatable": "yes"}, {"technicalImpact": "partial"}], "role": "CISA Coordinator", "timestamp": "2024-05-24T13:06:18.393321Z", "version": "2.0.3"}}]}, "published": "2021-01-05T12:15:12.680", "references": [{"source": "security@apache.org", "tags": ["Exploit", "Third Party Advisory", "VDB Entry"], "url": "http://packetstormsecurity.com/files/160849/Apache-Flink-1.11.0-Arbitrary-File-Read-Directory-Traversal.html"}, {"source": "security@apache.org", "tags": ["Mailing List", "Third Party Advisory"], "url": 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{"bugzilla": {"description": "apache-flink: directory traversal attack allows reading remote files through the REST API", "id": "1913317", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1913317"}, "csaw": false, "cvss3": {"cvss3_base_score": "7.5", "cvss3_scoring_vector": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N", "status": "draft"}, "cwe": "CWE-552", "details": ["A change introduced in Apache Flink 1.11.0 (and released in 1.11.1 and 1.11.2 as well) allows attackers to read any file on the local filesystem of the JobManager through the REST interface of the JobManager process. Access is restricted to files accessible by the JobManager process. All users should upgrade to Flink 1.11.3 or 1.12.0 if their Flink instance(s) are exposed. The issue was fixed in commit b561010b0ee741543c3953306037f00d7a9f0801 from apache/flink:master."], "name": "CVE-2020-17519", "package_state": [{"cpe": "cpe:/a:redhat:jboss_fuse:7", "fix_state": "Not affected", "package_name": "camel-flink", "product_name": "Red Hat Fuse 7"}, {"cpe": "cpe:/a:redhat:integration:1", "fix_state": "Not affected", "package_name": "camel-flink", "product_name": "Red Hat Integration Camel K 1"}], "public_date": "2021-01-05T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2020-17519\nhttps://nvd.nist.gov/vuln/detail/CVE-2020-17519\nhttps://www.cisa.gov/known-exploited-vulnerabilities-catalog"], "threat_severity": "Moderate"}

{}