{"dataType": "CVE_RECORD", "dataVersion": "5.1", "cveMetadata": {"state": "PUBLISHED", "cveId": "CVE-2021-37533", "assignerOrgId": "f0158376-9dc2-43b6-827c-5f631a4d8d09", "assignerShortName": "apache", "dateUpdated": "2024-08-04T01:23:01.166Z", "dateReserved": "2021-07-26T00:00:00", "datePublished": "2022-12-03T00:00:00"}, "containers": {"cna": {"title": "Apache Commons Net's FTP client trusts the host from PASV response by default", "providerMetadata": {"orgId": "f0158376-9dc2-43b6-827c-5f631a4d8d09", "shortName": "apache", "dateUpdated": "2022-12-30T00:00:00"}, "descriptions": [{"lang": "en", "value": "Prior to Apache Commons Net 3.9.0, Net's FTP client trusts the host from PASV response by default. A malicious server can redirect the Commons Net code to use a different host, but the user has to connect to the malicious server in the first place. This may lead to leakage of information about services running on the private network of the client. The default in version 3.9.0 is now false to ignore such hosts, as cURL does. See https://issues.apache.org/jira/browse/NET-711."}], "affected": [{"vendor": "Apache Software Foundation", "product": "Apache Commons Net", "versions": [{"version": "Apache Commons Net", "status": "affected", "lessThan": "3.9.0", "versionType": "custom"}]}], "references": [{"url": "https://lists.apache.org/thread/o6yn9r9x6s94v97264hmgol1sf48mvx7"}, {"name": "[oss-security] 20221203 CVE-2021-37533: Apache Commons Net's FTP client trusts the host from PASV response by default", "tags": ["mailing-list"], "url": "http://www.openwall.com/lists/oss-security/2022/12/03/1"}, {"name": "[debian-lts-announce] 20221229 [SECURITY] [DLA 3251-1] libcommons-net-java security update", "tags": ["mailing-list"], "url": "https://lists.debian.org/debian-lts-announce/2022/12/msg00038.html"}, {"name": "DSA-5307", "tags": ["vendor-advisory"], "url": "https://www.debian.org/security/2022/dsa-5307"}], "credits": [{"lang": "en", "value": "Apache Commons would like to thank ZeddYu Lu for reporting this issue."}], "metrics": [{"other": {"type": "unknown", "content": {"other": "low"}}}], "problemTypes": [{"descriptions": [{"type": "CWE", "lang": "en", "description": "CWE-20 Improper Input Validation", "cweId": "CWE-20"}]}], "x_generator": {"engine": "Vulnogram 0.0.9"}, "source": {"defect": ["NET-711"], "discovery": "UNKNOWN"}}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-04T01:23:01.166Z"}, "title": "CVE Program Container", "references": [{"url": "https://lists.apache.org/thread/o6yn9r9x6s94v97264hmgol1sf48mvx7", "tags": ["x_transferred"]}, {"name": "[oss-security] 20221203 CVE-2021-37533: Apache Commons Net's FTP client trusts the host from PASV response by default", "tags": ["mailing-list", "x_transferred"], "url": "http://www.openwall.com/lists/oss-security/2022/12/03/1"}, {"name": "[debian-lts-announce] 20221229 [SECURITY] [DLA 3251-1] libcommons-net-java security update", "tags": ["mailing-list", "x_transferred"], "url": "https://lists.debian.org/debian-lts-announce/2022/12/msg00038.html"}, {"name": "DSA-5307", "tags": ["vendor-advisory", "x_transferred"], "url": "https://www.debian.org/security/2022/dsa-5307"}]}]}}

{}

{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:apache:commons_net:*:*:*:*:*:*:*:*", "matchCriteriaId": "8D18D6BE-FFA1-46BD-AA12-6C84B7E7B896", "versionEndExcluding": "3.9.0", "vulnerable": true}], "negate": false, "operator": "OR"}]}, {"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*", "matchCriteriaId": "07B237A9-69A3-4A9C-9DA0-4E06BD37AE73", "vulnerable": true}, {"criteria": "cpe:2.3:o:debian:debian_linux:11.0:*:*:*:*:*:*:*", "matchCriteriaId": "FA6FEEC2-9F11-4643-8827-749718254FED", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "Prior to Apache Commons Net 3.9.0, Net's FTP client trusts the host from PASV response by default. A malicious server can redirect the Commons Net code to use a different host, but the user has to connect to the malicious server in the first place. This may lead to leakage of information about services running on the private network of the client. The default in version 3.9.0 is now false to ignore such hosts, as cURL does. See https://issues.apache.org/jira/browse/NET-711."}, {"lang": "es", "value": "Antes de Apache Commons Net 3.9.0, el cliente FTP de Net conf\u00eda en el host desde la respuesta PASV de forma predeterminada. Un servidor malicioso puede redirigir el c\u00f3digo de Commons Net para utilizar un host diferente, pero el usuario debe conectarse al servidor malicioso en primer lugar. Esto puede provocar una fuga de informaci\u00f3n sobre los servicios que se ejecutan en la red privada del cliente. El valor predeterminado en la versi\u00f3n 3.9.0 ahora es falso para ignorar dichos hosts, como lo hace cURL. Consulte https://issues.apache.org/jira/browse/NET-711."}], "id": "CVE-2021-37533", "lastModified": "2023-01-10T19:29:09.193", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 6.5, "baseSeverity": "MEDIUM", "confidentialityImpact": "HIGH", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N", "version": "3.1"}, "exploitabilityScore": 2.8, "impactScore": 3.6, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2022-12-03T15:15:09.747", "references": [{"source": "security@apache.org", "tags": ["Issue Tracking", "Mailing List", "Third Party Advisory"], "url": "http://www.openwall.com/lists/oss-security/2022/12/03/1"}, {"source": "security@apache.org", "tags": ["Issue Tracking", "Mailing List", "Vendor Advisory"], "url": "https://lists.apache.org/thread/o6yn9r9x6s94v97264hmgol1sf48mvx7"}, {"source": "security@apache.org", "tags": ["Mailing List", "Third Party Advisory"], "url": "https://lists.debian.org/debian-lts-announce/2022/12/msg00038.html"}, {"source": "security@apache.org", "tags": ["Third Party Advisory"], "url": "https://www.debian.org/security/2022/dsa-5307"}], "sourceIdentifier": "security@apache.org", "vulnStatus": "Analyzed", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-20"}], "source": "security@apache.org", "type": "Primary"}]}

{"affected_release": [{"advisory": "RHSA-2023:3667", "cpe": "cpe:/a:redhat:camel_quarkus:2.13", "package": "apache-commons-net", "product_name": "RHINT Camel-Q 2.13.3", "release_date": "2023-06-19T00:00:00Z"}, {"advisory": "RHSA-2023:2100", "cpe": "cpe:/a:redhat:camel_spring_boot:3.20.1", "package": "apache-commons-net", "product_name": "RHINT Camel-Springboot 3.20.1", "release_date": "2023-05-03T00:00:00Z"}], "bugzilla": {"description": "apache-commons-net: FTP client trusts the host from PASV response by default", "id": "2169924", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2169924"}, "csaw": false, "cvss3": {"cvss3_base_score": "6.5", "cvss3_scoring_vector": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N", "status": "verified"}, "cwe": "CWE-20", "details": ["Prior to Apache Commons Net 3.9.0, Net's FTP client trusts the host from PASV response by default. A malicious server can redirect the Commons Net code to use a different host, but the user has to connect to the malicious server in the first place. This may lead to leakage of information about services running on the private network of the client. The default in version 3.9.0 is now false to ignore such hosts, as cURL does. See https://issues.apache.org/jira/browse/NET-711.", "A flaw was found in Apache Commons Net's FTP, where the client trusts the host from PASV response by default. A malicious server could redirect the Commons Net code to use a different host, but the user has to connect to the malicious server in the first place. This issue could lead to leakage of information about services running on the private network of the client."], "name": "CVE-2021-37533", "package_state": [{"cpe": "cpe:/a:redhat:a_mq_clients:2", "fix_state": "Not affected", "package_name": "apache-commons-net", "product_name": "A-MQ Clients 2"}, {"cpe": "cpe:/a:redhat:logging:5", "fix_state": "Not affected", "package_name": "openshift-logging/elasticsearch6-rhel8", "product_name": "Logging Subsystem for Red Hat OpenShift"}, {"cpe": "cpe:/a:redhat:migration_toolkit_applications:6", "fix_state": "Will not fix", "package_name": "io.netty-netty-tcnative-parent", "product_name": "Migration Toolkit for Applications 6"}, {"cpe": "cpe:/a:redhat:migration_toolkit_applications:6", "fix_state": "Not affected", "package_name": "org.jboss.windup-windup-parent", "product_name": "Migration Toolkit for Applications 6"}, {"cpe": "cpe:/a:redhat:migration_toolkit_runtimes:1", "fix_state": "Will not fix", "package_name": "io.netty-netty-tcnative-parent", "product_name": "Migration Toolkit for Runtimes"}, {"cpe": "cpe:/a:redhat:migration_toolkit_runtimes:1", "fix_state": "Not affected", "package_name": "org.jboss.windup-windup-parent", "product_name": "Migration Toolkit for Runtimes"}, {"cpe": "cpe:/a:redhat:ocp_tools", "fix_state": "Affected", "package_name": "jenkins-2-plugins", "product_name": "OpenShift Developer Tools and Services"}, {"cpe": "cpe:/a:redhat:jboss_data_grid:8", "fix_state": "Will not fix", "package_name": "apache-commons-net", "product_name": "Red Hat Data Grid 8"}, {"cpe": "cpe:/a:redhat:jboss_enterprise_brms_platform:7", "fix_state": "Not affected", "package_name": "apache-commons-net", "product_name": "Red Hat Decision Manager 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Will not fix", "package_name": "apache-commons-net", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Will not fix", "package_name": "log4j:2/log4j", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Will not fix", "package_name": "pki-deps:10.6/apache-commons-net", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Will not fix", "package_name": "apache-commons-net", "product_name": "Red Hat Enterprise Linux 9"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Will not fix", "package_name": "log4j", "product_name": "Red Hat Enterprise Linux 9"}, {"cpe": "cpe:/a:redhat:integration:1", "fix_state": "Affected", "package_name": "apache-commons-net", "product_name": "Red Hat Integration Camel K"}, {"cpe": "cpe:/a:redhat:jboss_data_grid:7", "fix_state": "Out of support scope", "package_name": "apache-commons-net", "product_name": "Red Hat JBoss Data Grid 7"}, {"cpe": "cpe:/a:redhat:jboss_enterprise_application_platform:6", "fix_state": "Out of support scope", "package_name": "apache-commons-net", "product_name": "Red Hat JBoss Enterprise Application Platform 6"}, {"cpe": "cpe:/a:redhat:jboss_enterprise_application_platform:7", "fix_state": "Not affected", "package_name": "apache-commons-net", "product_name": "Red Hat JBoss Enterprise Application Platform 7"}, {"cpe": "cpe:/a:redhat:jbosseapxp", "fix_state": "Not affected", "package_name": "apache-commons-net", "product_name": "Red Hat JBoss Enterprise Application Platform Expansion Pack"}, {"cpe": "cpe:/a:redhat:jboss_fuse:6", "fix_state": "Out of support scope", "package_name": "apache-commons-net", "product_name": "Red Hat JBoss Fuse 6"}, {"cpe": "cpe:/a:redhat:jboss_fuse:7", "fix_state": "Out of support scope", "package_name": "apache-commons-net", "product_name": "Red Hat JBoss Fuse 7"}, {"cpe": "cpe:/a:redhat:jboss_fuse_service_works:6", "fix_state": "Out of support scope", "package_name": "apache-commons-net", "product_name": "Red Hat JBoss Fuse Service Works 6"}, {"cpe": "cpe:/a:redhat:openshift:4", "fix_state": "Affected", "package_name": "jenkins-2-plugins", "product_name": "Red Hat OpenShift Container Platform 4"}, {"cpe": "cpe:/a:redhat:openstack:13", "fix_state": "Out of support scope", "package_name": "opendaylight", "product_name": "Red Hat OpenStack Platform 13 (Queens)"}, {"cpe": "cpe:/a:redhat:jboss_enterprise_bpms_platform:7", "fix_state": "Not affected", "package_name": "apache-commons-net", "product_name": "Red Hat Process Automation 7"}, {"cpe": "cpe:/a:redhat:red_hat_single_sign_on:7", "fix_state": "Out of support scope", "package_name": "apache-commons-net", "product_name": "Red Hat Single Sign-On 7"}, {"cpe": "cpe:/a:redhat:rhel_software_collections:3", "fix_state": "Will not fix", "package_name": "rh-maven36-apache-commons-net", "product_name": "Red Hat Software Collections"}], "public_date": "2023-02-15T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2021-37533\nhttps://nvd.nist.gov/vuln/detail/CVE-2021-37533"], "threat_severity": "Moderate", "upstream_fix": "apache-commons-net 3.9.0"}