CVE-2023-50386

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Sphere vulnerability in Apache Solr.<p>This issue affects Apache Solr: from 6.0.0 through 8.11.2, from 9.0.0 before 9.4.1.</p>In the affected versions, Solr ConfigSets accepted Java jar and class files to be uploaded through the ConfigSets API.<br>When backing up Solr Collections, these configSet files would be saved to disk when using the LocalFileSystemRepository (the default for backups).<br>If the backup was saved to a directory that Solr uses in its ClassPath/ClassLoaders, then the jar and class files would be available to use with any ConfigSet, trusted or untrusted.<br><br>When Solr is run in a secure way (Authorization enabled), as is strongly suggested, this vulnerability is limited to extending the Backup permissions with the ability to add libraries.<br><p>Users are recommended to upgrade to version 8.11.3 or 9.4.1, which fix the issue.<br>In these versions, the following protections have been added:</p><ul><li>Users are no longer able to upload files to a configSet that could be executed via a Java ClassLoader.</li><li>The Backup API restricts saving backups to directories that are used in the ClassLoader.</li></ul>"}], "value": "Improper Control of Dynamically-Managed Code Resources, Unrestricted Upload of File with Dangerous Type, Inclusion of Functionality from Untrusted Control Sphere vulnerability in Apache Solr.This issue affects Apache Solr: from 6.0.0 through 8.11.2, from 9.0.0 before 9.4.1.\n\nIn the affected versions, Solr ConfigSets accepted Java jar and class files to be uploaded through the ConfigSets API.\nWhen backing up Solr Collections, these configSet files would be saved to disk when using the LocalFileSystemRepository (the default for backups).\nIf the backup was saved to a directory that Solr uses in its ClassPath/ClassLoaders, then the jar and class files would be available to use with any ConfigSet, trusted or untrusted.\n\nWhen Solr is run in a secure way (Authorization enabled), as is strongly suggested, this vulnerability is limited to extending the Backup permissions with the ability to add libraries.\nUsers are recommended to upgrade to version 8.11.3 or 9.4.1, which fix the issue.\nIn these versions, the following protections have been added:\n\n * Users are no longer able to upload files to a configSet that could be executed via a Java ClassLoader.\n * The Backup API restricts saving backups to directories that are used in the ClassLoader."}], "metrics": [{"other": {"content": {"text": "moderate"}, "type": "Textual description of severity"}}], "problemTypes": [{"descriptions": [{"cweId": "CWE-434", "description": "CWE-434 Unrestricted Upload of File with Dangerous Type", "lang": "en", "type": "CWE"}]}, {"descriptions": [{"cweId": "CWE-913", "description": "CWE-913 Improper Control of Dynamically-Managed Code Resources", "lang": "en", "type": "CWE"}]}], "providerMetadata": {"orgId": "f0158376-9dc2-43b6-827c-5f631a4d8d09", "shortName": "apache", "dateUpdated": "2024-02-09T17:30:10.403Z"}, "references": 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"affected", "version": "6.0.0", "versionType": "semver", "lessThanOrEqual": "8.11.2"}, {"status": "affected", "version": "9.0.0", "lessThan": "9.4.1", "versionType": "semver"}], "defaultStatus": "unaffected"}], "references": [{"url": "https://solr.apache.org/security.html#cve-2023-50386-apache-solr-backuprestore-apis-allow-for-deployment-of-executables-in-malicious-configsets", "tags": ["vendor-advisory"]}, {"url": "http://www.openwall.com/lists/oss-security/2024/02/09/1"}], "x_generator": {"engine": "Vulnogram 0.1.0-dev"}, "descriptions": [{"lang": "en", "value": "Improper Control of Dynamically-Managed Code Resources, Unrestricted Upload of File with Dangerous Type, Inclusion of Functionality from Untrusted Control Sphere vulnerability in Apache Solr.This issue affects Apache Solr: from 6.0.0 through 8.11.2, from 9.0.0 before 9.4.1.\n\nIn the affected versions, Solr ConfigSets accepted Java jar and class files to be uploaded through the ConfigSets API.\nWhen backing up Solr 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{"affected": [{"affectedData": [{"defaultStatus": "unaffected", "product": "Apache Solr", "vendor": "Apache Software Foundation", "versions": [{"lessThanOrEqual": "8.11.2", "status": "affected", "version": "6.0.0", "versionType": "semver"}, {"lessThan": "9.4.1", "status": "affected", "version": "9.0.0", "versionType": "semver"}]}], "source": "security@apache.org"}, {"affectedData": [{"cpes": ["cpe:2.3:a:apache:solr:6.0.0:*:*:*:*:*:*:*"], "defaultStatus": "unknown", "product": "solr", "vendor": "apache", "versions": [{"status": "affected", "version": "6.0.0"}]}], "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:apache:solr:*:*:*:*:*:*:*:*", "matchCriteriaId": "21D17629-7025-4DB8-936C-2C074AC00515", "versionEndExcluding": "8.11.3", "versionStartIncluding": "6.0.0", "vulnerable": true}, {"criteria": "cpe:2.3:a:apache:solr:*:*:*:*:*:*:*:*", "matchCriteriaId": "05682843-ACA2-430C-8BAE-292DD1E9C59E", "versionEndExcluding": "9.4.1", "versionStartIncluding": "9.0.0", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "Improper Control of Dynamically-Managed Code Resources, Unrestricted Upload of File with Dangerous Type, Inclusion of Functionality from Untrusted Control Sphere vulnerability in Apache Solr.This issue affects Apache Solr: from 6.0.0 through 8.11.2, from 9.0.0 before 9.4.1.\n\nIn the affected versions, Solr ConfigSets accepted Java jar and class files to be uploaded through the ConfigSets API.\nWhen backing up Solr Collections, these configSet files would be saved to disk when using the LocalFileSystemRepository (the default for backups).\nIf the backup was saved to a directory that Solr uses in its ClassPath/ClassLoaders, then the jar and class files would be available to use with any ConfigSet, trusted or untrusted.\n\nWhen Solr is run in a secure way (Authorization enabled), as is strongly suggested, this vulnerability is limited to extending the Backup permissions with the ability to add libraries.\nUsers are recommended to upgrade to version 8.11.3 or 9.4.1, which fix the issue.\nIn these versions, the following protections have been added:\n\n * Users are no longer able to upload files to a configSet that could be executed via a Java ClassLoader.\n * The Backup API restricts saving backups to directories that are used in the ClassLoader."}, {"lang": "es", "value": "Control inadecuado de recursos de c\u00f3digo administrados din\u00e1micamente, carga sin restricciones de archivos con tipos peligrosos, inclusi\u00f3n de funcionalidad de vulnerabilidad de esfera de control no confiable en Apache Solr. Este problema afecta a Apache Solr: desde 6.0.0 hasta 8.11.2, desde 9.0.0 antes de 9.4 .1. En las versiones afectadas, Solr ConfigSets acept\u00f3 la carga de archivos jar y de clase de Java a trav\u00e9s de la API de ConfigSets. Al realizar una copia de seguridad de las colecciones de Solr, estos archivos de configuraci\u00f3n se guardar\u00e1n en el disco cuando se utilice LocalFileSystemRepository (el valor predeterminado para las copias de seguridad). Si la copia de seguridad se guard\u00f3 en un directorio que Solr usa en su ClassPath/ClassLoaders, entonces los archivos jar y de clase estar\u00edan disponibles para usar con cualquier ConfigSet, confiable o no confiable. Cuando Solr se ejecuta de forma segura (autorizaci\u00f3n habilitada), como se sugiere encarecidamente, esta vulnerabilidad se limita a ampliar los permisos de copia de seguridad con la capacidad de agregar librer\u00edas. Se recomienda a los usuarios actualizar a la versi\u00f3n 8.11.3 o 9.4.1, que soluciona el problema. En estas versiones, se han agregado las siguientes protecciones: * Los usuarios ya no pueden cargar archivos a un configSet que podr\u00eda ejecutarse a trav\u00e9s de un ClassLoader de Java. * La API de copia de seguridad restringe el almacenamiento de copias de seguridad en directorios que se utilizan en ClassLoader."}], "id": "CVE-2023-50386", "lastModified": "2026-06-17T06:39:35.327", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 8.8, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 2.8, "impactScore": 5.9, "source": "nvd@nist.gov", "type": "Primary"}, {"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 8.8, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 2.8, "impactScore": 5.9, "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary"}], "ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2023-50386", "options": [{"exploitation": "poc"}, {"automatable": "no"}, {"technicalImpact": "total"}], "role": "CISA Coordinator", "timestamp": "2024-04-30T04:00:07.946189Z", "version": "2.0.3"}}]}, "published": "2024-02-09T18:15:08.540", "references": [{"source": "security@apache.org", "tags": ["Mailing List"], "url": "http://www.openwall.com/lists/oss-security/2024/02/09/1"}, {"source": "security@apache.org", "tags": ["Third Party Advisory"], "url": "https://solr.apache.org/security.html#cve-2023-50386-apache-solr-backuprestore-apis-allow-for-deployment-of-executables-in-malicious-configsets"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Mailing List"], "url": "http://www.openwall.com/lists/oss-security/2024/02/09/1"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory"], "url": "https://solr.apache.org/security.html#cve-2023-50386-apache-solr-backuprestore-apis-allow-for-deployment-of-executables-in-malicious-configsets"}], "sourceIdentifier": "security@apache.org", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-434"}, {"lang": "en", "value": "CWE-913"}], "source": "security@apache.org", "type": "Secondary"}]}

{"bugzilla": {"description": "solr: backup/restore APIs allow for deployment of executables in malicious ConfigSets", "id": "2263585", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2263585"}, "csaw": false, "cvss3": {"cvss3_base_score": "7.5", "cvss3_scoring_vector": "CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H", "status": "draft"}, "cwe": "(CWE-434|CWE-913)", "details": ["Improper Control of Dynamically-Managed Code Resources, Unrestricted Upload of File with Dangerous Type, Inclusion of Functionality from Untrusted Control Sphere vulnerability in Apache Solr.This issue affects Apache Solr: from 6.0.0 through 8.11.2, from 9.0.0 before 9.4.1.\nIn the affected versions, Solr ConfigSets accepted Java jar and class files to be uploaded through the ConfigSets API.\nWhen backing up Solr Collections, these configSet files would be saved to disk when using the LocalFileSystemRepository (the default for backups).\nIf the backup was saved to a directory that Solr uses in its ClassPath/ClassLoaders, then the jar and class files would be available to use with any ConfigSet, trusted or untrusted.\nWhen Solr is run in a secure way (Authorization enabled), as is strongly suggested, this vulnerability is limited to extending the Backup permissions with the ability to add libraries.\nUsers are recommended to upgrade to version 8.11.3 or 9.4.1, which fix the issue.\nIn these versions, the following protections have been added:\n* Users are no longer able to upload files to a configSet that could be executed via a Java ClassLoader.\n* The Backup API restricts saving backups to directories that are used in the ClassLoader.", "A flaw was found in Apache Solr. In the affected versions, ConfigSets accept uploading Java jar and class files through the ConfigSets API. When backing up Solr Collections, these ConfigSet files are saved to the disk when using the LocalFileSystemRepository (the default for backups). If the backup was saved to a directory that Solr uses in its ClassPath/ClassLoaders, the jar and class files are available to use with any trusted or untrusted ConfigSet. This issue may allow an attacker to deploy malicious code on the system."], "name": "CVE-2023-50386", "package_state": [{"cpe": "cpe:/a:redhat:jboss_data_grid:8", "fix_state": "Not affected", "package_name": "solr", "product_name": "Red Hat Data Grid 8"}, {"cpe": "cpe:/a:redhat:jboss_fuse:7", "fix_state": "Not affected", "package_name": "solr", "product_name": "Red Hat Fuse 7"}, {"cpe": "cpe:/a:redhat:integration:1", "fix_state": "Not affected", "package_name": "camel-solr", "product_name": "Red Hat Integration Camel K 1"}, {"cpe": "cpe:/a:redhat:jboss_enterprise_application_platform:6", "fix_state": "Not affected", "package_name": "solr-core", "product_name": "Red Hat JBoss Enterprise Application Platform 6"}, {"cpe": "cpe:/a:redhat:jboss_enterprise_application_platform:8", "fix_state": "Not affected", "package_name": "solr-core", "product_name": "Red Hat JBoss Enterprise Application Platform 8"}], "public_date": "2024-02-09T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2023-50386\nhttps://nvd.nist.gov/vuln/detail/CVE-2023-50386"], "threat_severity": "Important"}

{}