17 May 2018
Protect yourself against future threats.
-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 =========================================================================== AUSCERT External Security Bulletin Redistribution ESB-2018.1509 Apache Tomcat fixes insecure CORS filter defaults 17 May 2018 =========================================================================== AusCERT Security Bulletin Summary --------------------------------- Product: Apache Tomcat Publisher: Apache Operating System: Windows UNIX variants (UNIX, Linux, OSX) Impact/Access: Reduced Security -- Remote/Unauthenticated Resolution: Patch/Upgrade CVE Names: CVE-2018-8014 Original Bulletin: http://email@example.com%3e http://tomcat.apache.org/security-9.html http://tomcat.apache.org/security-8.html http://tomcat.apache.org/security-7.html - --------------------------BEGIN INCLUDED TEXT-------------------- CVE-2018-8014 Insecure defaults for CORS filter Severity: Low Vendor: The Apache Software Foundation Versions Affected: Apache Tomcat 9.0.0.M1 to 9.0.8 Apache Tomcat 8.5.0 to 8.5.31 Apache Tomcat 8.0.0.RC1 to 8.0.52 Apache Tomcat 7.0.41 to 7.0.88 Description: The defaults settings for the CORS filter are insecure and enable 'supportsCredentials' for all origins. It is expected that users of the CORS filter will have configured it appropriately for their environment rather than using it in the default configuration. Therefore, it is expected that most users will not be impacted by this issue. Mitigation: Users of the affected versions should apply one of the following mitigations. - - Configure the filter appropriately for your environment Secure defaults will be provided in the following versions: - - Apache Tomcat 9.0.9 or later when released - - Apache Tomcat 8.5.32 or later when released - - Apache Tomcat 8.0.53 or later when released - - Apache Tomcat 7.0.89 or later when released History: 2018-05-15 Original advisory References:  http://tomcat.apache.org/security-9.html  http://tomcat.apache.org/security-8.html  http://tomcat.apache.org/security-7.html - --------------------------END INCLUDED TEXT-------------------- You have received this e-mail bulletin as a result of your organisation's registration with AusCERT. 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