Apache Tomcat Permissions Privileges and Access Controls Vulnerability - CVE-2016-0762 - Vulnerability Database

Apache Tomcat Permissions Privileges and Access Controls Vulnerability - CVE-2016-0762

Medium

Reference: CVE-2016-0762

NVD Link: https://nvd.nist.gov/vuln/detail/CVE-2016-0762

Title: Apache Tomcat Permissions Privileges and Access Controls Vulnerability

Overview:

The Realm implementations in Apache Tomcat versions 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 and 6.0.0 to 6.0.45 did not process the supplied password if the supplied user name did not exist. This made a timing attack possible to determine valid user names. Note that the default configuration includes the LockOutRealm which makes exploitation of this vulnerability harder.