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In Apache Tomcat 9.0.0.M1 to 9.0.0.M9, 8.5.0 to 8.5.4, 8.0.0.RC1 to 8.0.36, 7.0.0 to 7.0.70, 6.0.0 to 6.0.45 the system property replacement feature for configuration files could be used by a malicious web application to bypass the SecurityManager and read system properties that should not be visible."}, {"lang": "es", "value": "Cuando se configura un SecurityManager, la capacidad de una aplicaci\u00f3n web de leer las propiedades del sistema deber\u00eda estar controlada por SecurityManager. En Apache Tomcat 9.0.0.M1 a 9.0.0.M9, 8.5.0 a 8.5.4, 8.0.0.RC1 a 8.0.36, 7.0.0 a 7.0.70, 6.0.0 a 6.0.45 la funcionalidad de reemplazo de propiedades del sistema para archivos de configuraci\u00f3n podr\u00eda ser utilizada por una aplicaci\u00f3n web maliciosa para eludir el SecurityManager y leer propiedades del sistema que no deber\u00edan ser visibles."}], "id": "CVE-2016-6794", "lastModified": "2026-10-15T16:17:25.900", "metrics": {"cvssMetricV2": [{"acInsufInfo": true, "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": 5.3, "baseSeverity": "MEDIUM", "confidentialityImpact": "LOW", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 1.4, "source": "nvd@nist.gov", "type": "Primary"}], "ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2016-6794", "options": [{"exploitation": "none"}, {"automatable": "no"}, {"technicalImpact": "partial"}], "role": "CISA Coordinator", "timestamp": "2026-10-15T15:49:03.918879Z", "version": "2.0.3"}}]}, "published": "2017-08-10T16:29:00.530", "references": [{"source": "security@apache.org", "tags": ["Third Party Advisory"], "url": "http://rhn.redhat.com/errata/RHSA-2017-0457.html"}, {"source": "security@apache.org", "tags": ["Third 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"https://security.netapp.com/advisory/ntap-20180605-0001/"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory"], "url": "https://usn.ubuntu.com/4557-1/"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch", "Third Party Advisory"], "url": "https://www.oracle.com/security-alerts/cpuoct2021.html"}], "sourceIdentifier": "security@apache.org", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "NVD-CWE-noinfo"}], "source": "nvd@nist.gov", "type": "Primary"}]}

{"affected_release": [{"advisory": "RHSA-2017:2247", "cpe": "cpe:/o:redhat:enterprise_linux:7", "package": "tomcat-0:7.0.76-2.el7", "product_name": "Red Hat Enterprise Linux 7", "release_date": "2017-08-01T00:00:00Z"}, {"advisory": "RHSA-2017:0457", "cpe": "cpe:/a:redhat:jboss_enterprise_web_server:3.1", "product_name": "Red Hat JBoss Web Server 3.1", "release_date": "2017-03-07T00:00:00Z"}, {"advisory": "RHSA-2017:0455", "cpe": "cpe:/a:redhat:jboss_enterprise_web_server:3.1::el6", "package": "hibernate4-eap6-0:4.2.23-1.Final_redhat_1.1.ep6.el6", "product_name": "Red Hat JBoss Web Server 3 for RHEL 6", "release_date": "2017-03-07T00:00:00Z"}, {"advisory": "RHSA-2017:0455", "cpe": "cpe:/a:redhat:jboss_enterprise_web_server:3.1::el6", "package": "jbcs-httpd24-0:1-3.jbcs.el6", "product_name": "Red Hat JBoss Web Server 3 for RHEL 6", "release_date": "2017-03-07T00:00:00Z"}, {"advisory": "RHSA-2017:0455", "cpe": "cpe:/a:redhat:jboss_enterprise_web_server:3.1::el6", "package": "jbcs-httpd24-apache-commons-daemon-0:1.0.15-1.redhat_2.1.jbcs.el6", "product_name": "Red Hat JBoss Web Server 3 for RHEL 6", "release_date": "2017-03-07T00:00:00Z"}, {"advisory": "RHSA-2017:0455", "cpe": "cpe:/a:redhat:jboss_enterprise_web_server:3.1::el6", "package": "jbcs-httpd24-apache-commons-daemon-jsvc-1:1.0.15-17.redhat_2.jbcs.el6", "product_name": "Red Hat JBoss Web Server 3 for RHEL 6", "release_date": "2017-03-07T00:00:00Z"}, {"advisory": "RHSA-2017:0455", "cpe": "cpe:/a:redhat:jboss_enterprise_web_server:3.1::el6", "package": "mod_cluster-0:1.3.5-2.Final_redhat_2.1.ep7.el6", "product_name": "Red Hat JBoss Web Server 3 for RHEL 6", "release_date": "2017-03-07T00:00:00Z"}, {"advisory": "RHSA-2017:0455", "cpe": "cpe:/a:redhat:jboss_enterprise_web_server:3.1::el6", "package": "tomcat7-0:7.0.70-16.ep7.el6", "product_name": "Red Hat JBoss Web Server 3 for RHEL 6", "release_date": "2017-03-07T00:00:00Z"}, {"advisory": "RHSA-2017:0455", "cpe": "cpe:/a:redhat:jboss_enterprise_web_server:3.1::el6", "package": "tomcat8-0:8.0.36-17.ep7.el6", "product_name": "Red Hat JBoss Web Server 3 for RHEL 6", "release_date": "2017-03-07T00:00:00Z"}, {"advisory": "RHSA-2017:0455", "cpe": "cpe:/a:redhat:jboss_enterprise_web_server:3.1::el6", "package": "tomcat-native-0:1.2.8-9.redhat_9.ep7.el6", "product_name": "Red Hat JBoss Web Server 3 for RHEL 6", "release_date": "2017-03-07T00:00:00Z"}, {"advisory": "RHSA-2017:0455", "cpe": "cpe:/a:redhat:jboss_enterprise_web_server:3.1::el6", "package": "tomcat-vault-0:1.0.8-9.Final_redhat_2.1.ep7.el6", "product_name": "Red Hat JBoss Web Server 3 for RHEL 6", "release_date": "2017-03-07T00:00:00Z"}, {"advisory": "RHSA-2017:0456", "cpe": "cpe:/a:redhat:jboss_enterprise_web_server:3.1::el7", "package": "hibernate4-eap6-0:4.2.23-1.Final_redhat_1.1.ep6.el7", "product_name": "Red Hat JBoss Web Server 3 for RHEL 7", "release_date": "2017-03-07T00:00:00Z"}, {"advisory": "RHSA-2017:0456", "cpe": "cpe:/a:redhat:jboss_enterprise_web_server:3.1::el7", "package": "jbcs-httpd24-0:1-3.jbcs.el7", "product_name": "Red Hat JBoss Web Server 3 for RHEL 7", "release_date": "2017-03-07T00:00:00Z"}, {"advisory": "RHSA-2017:0456", "cpe": "cpe:/a:redhat:jboss_enterprise_web_server:3.1::el7", "package": "jbcs-httpd24-apache-commons-daemon-0:1.0.15-1.redhat_2.1.jbcs.el7", "product_name": "Red Hat JBoss Web Server 3 for RHEL 7", "release_date": "2017-03-07T00:00:00Z"}, {"advisory": "RHSA-2017:0456", "cpe": "cpe:/a:redhat:jboss_enterprise_web_server:3.1::el7", "package": "jbcs-httpd24-apache-commons-daemon-jsvc-1:1.0.15-17.redhat_2.jbcs.el7", "product_name": "Red Hat JBoss Web Server 3 for RHEL 7", "release_date": "2017-03-07T00:00:00Z"}, {"advisory": "RHSA-2017:0456", "cpe": "cpe:/a:redhat:jboss_enterprise_web_server:3.1::el7", "package": "mod_cluster-0:1.3.5-2.Final_redhat_2.1.ep7.el7", "product_name": "Red Hat JBoss Web Server 3 for RHEL 7", "release_date": "2017-03-07T00:00:00Z"}, {"advisory": "RHSA-2017:0456", "cpe": "cpe:/a:redhat:jboss_enterprise_web_server:3.1::el7", "package": "tomcat7-0:7.0.70-16.ep7.el7", "product_name": "Red Hat JBoss Web Server 3 for RHEL 7", "release_date": "2017-03-07T00:00:00Z"}, {"advisory": "RHSA-2017:0456", "cpe": "cpe:/a:redhat:jboss_enterprise_web_server:3.1::el7", "package": "tomcat8-0:8.0.36-17.ep7.el7", "product_name": "Red Hat JBoss Web Server 3 for RHEL 7", "release_date": "2017-03-07T00:00:00Z"}, {"advisory": "RHSA-2017:0456", "cpe": "cpe:/a:redhat:jboss_enterprise_web_server:3.1::el7", "package": "tomcat-native-0:1.2.8-9.redhat_9.ep7.el7", "product_name": "Red Hat JBoss Web Server 3 for RHEL 7", "release_date": "2017-03-07T00:00:00Z"}, {"advisory": "RHSA-2017:0456", "cpe": "cpe:/a:redhat:jboss_enterprise_web_server:3.1::el7", "package": "tomcat-vault-0:1.0.8-9.Final_redhat_2.1.ep7.el7", "product_name": "Red Hat JBoss Web Server 3 for RHEL 7", "release_date": "2017-03-07T00:00:00Z"}], "bugzilla": {"description": "tomcat: system property disclosure", "id": "1390520", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1390520"}, "csaw": false, "cvss": {"cvss_base_score": "2.6", "cvss_scoring_vector": "AV:N/AC:H/Au:N/C:P/I:N/A:N", "status": "verified"}, "cvss3": {"cvss3_base_score": "3.1", "cvss3_scoring_vector": "CVSS:3.0/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:N/A:N", "status": "verified"}, "details": ["When a SecurityManager is configured, a web application's ability to read system properties should be controlled by the SecurityManager. In Apache Tomcat 9.0.0.M1 to 9.0.0.M9, 8.5.0 to 8.5.4, 8.0.0.RC1 to 8.0.36, 7.0.0 to 7.0.70, 6.0.0 to 6.0.45 the system property replacement feature for configuration files could be used by a malicious web application to bypass the SecurityManager and read system properties that should not be visible.", "It was discovered that when a SecurityManager was configured, Tomcat's system property replacement feature for configuration files could be used by a malicious web application to bypass the SecurityManager and read system properties that should not be visible."], "name": "CVE-2016-6794", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:5", "fix_state": "Will not fix", "package_name": "tomcat5", "product_name": "Red Hat Enterprise Linux 5"}, {"cpe": "cpe:/o:redhat:enterprise_linux:6", "fix_state": "Will not fix", "package_name": "tomcat6", "product_name": "Red Hat Enterprise Linux 6"}, {"cpe": "cpe:/a:redhat:jboss_enterprise_brms_platform:5", "fix_state": "Out of support scope", "package_name": "jbossweb", "product_name": "Red Hat JBoss BRMS 5"}, {"cpe": "cpe:/a:redhat:jboss_data_grid:6", "fix_state": "Out of support scope", "package_name": "jbossweb", "product_name": "Red Hat JBoss Data Grid 6"}, {"cpe": "cpe:/a:redhat:jboss_data_virtualization:6", "fix_state": "Out of support scope", "package_name": "jbossweb", "product_name": "Red Hat JBoss Data Virtualization 6"}, {"cpe": "cpe:/a:redhat:jboss_enterprise_application_platform:5", "fix_state": "Not affected", "package_name": "jbossweb", "product_name": "Red Hat JBoss Enterprise Application Platform 5"}, {"cpe": "cpe:/a:redhat:jboss_enterprise_application_platform:6", "fix_state": "Not affected", "package_name": "jbossweb", "product_name": "Red Hat JBoss Enterprise Application Platform 6"}, {"cpe": "cpe:/a:redhat:jboss_enterprise_web_server:2", "fix_state": "Will not fix", "package_name": "tomcat6", "product_name": "Red Hat JBoss Enterprise Web Server 2"}, {"cpe": "cpe:/a:redhat:jboss_enterprise_web_server:2", "fix_state": "Will not fix", "package_name": "tomcat7", "product_name": "Red Hat JBoss Enterprise Web Server 2"}, {"cpe": "cpe:/a:redhat:jboss_enterprise_web_server:3", "fix_state": "Fix deferred", "package_name": "tomcat7", "product_name": "Red Hat JBoss Enterprise Web Server 3"}, {"cpe": "cpe:/a:redhat:jboss_enterprise_web_server:3", "fix_state": "Fix deferred", "package_name": "tomcat8", "product_name": "Red Hat JBoss Enterprise Web Server 3"}, {"cpe": "cpe:/a:redhat:jboss_fuse:6", "fix_state": "Will not fix", "package_name": "jbossweb", "product_name": "Red Hat JBoss Fuse 6"}, {"cpe": "cpe:/a:redhat:jboss_fuse_service_works:6", "fix_state": "Out of support scope", "package_name": "jbossweb", "product_name": "Red Hat JBoss Fuse Service Works 6"}, {"cpe": "cpe:/a:redhat:jboss_operations_network:3", "fix_state": "Out of support scope", "package_name": "jbossweb", "product_name": "Red Hat JBoss Operations Network 3"}], "public_date": "2016-10-27T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2016-6794\nhttps://nvd.nist.gov/vuln/detail/CVE-2016-6794\nhttps://tomcat.apache.org/security-6.html#Fixed_in_Apache_Tomcat_6.0.47\nhttps://tomcat.apache.org/security-7.html#Fixed_in_Apache_Tomcat_7.0.72\nhttps://tomcat.apache.org/security-8.html#Fixed_in_Apache_Tomcat_8.5.5_and_8.0.37"], "threat_severity": "Low"}