=========================================================================Ubuntu Security Notice USN-3787-1
October 10, 2018
tomcat7, tomcat8 vulnerability
=========================================================================
A security issue affects these releases of Ubuntu and its derivatives:
- Ubuntu 16.04 LTS
- Ubuntu 14.04 LTS
Summary:
Tomcat could be made to redirect to arbitrary locations.
Software Description:
- tomcat8: Servlet and JSP engine
- tomcat7: Servlet and JSP engine
Details:
It was discovered that Tomcat incorrectly handled returning redirects to a
directory. A remote attacker could possibly use this issue with a specially
crafted URL to redirect to arbitrary URIs.
Update instructions:
The problem can be corrected by updating your system to the following
package versions:
Ubuntu 16.04 LTS:
libtomcat8-java 8.0.32-1ubuntu1.8
tomcat8 8.0.32-1ubuntu1.8
Ubuntu 14.04 LTS:
libtomcat7-java 7.0.52-1ubuntu0.16
tomcat7 7.0.52-1ubuntu0.16
In general, a standard system update will make all the necessary changes.
References:
https://ubuntu.com/security/notices/USN-3787-1
CVE-2018-11784
Package Information:
https://launchpad.net/ubuntu/+source/tomcat8/8.0.32-1ubuntu1.8
https://launchpad.net/ubuntu/+source/tomcat7/7.0.52-1ubuntu0.16