USN-3519-1: Tomcat vulnerabilities

Ubuntu Security Notice USN-3519-1

8th January, 2018

tomcat7, tomcat8 vulnerabilities

A security issue affects these releases of Ubuntu and its
derivatives:

Ubuntu 17.04
Ubuntu 16.04 LTS
Ubuntu 14.04 LTS

Summary

Several security issues were fixed in Tomcat.

Software description

tomcat7
– Servlet and JSP engine
tomcat8
– Servlet and JSP engine

Details

It was discovered that Tomcat incorrectly handled certain pipelined
requests when sendfile was used. A remote attacker could use this issue to
obtain wrong responses possibly containing sensitive information.
(CVE-2017-5647)

It was discovered that Tomcat incorrectly used the appropriate facade
object. A malicious application could possibly use this to bypass Security
Manager restrictions. (CVE-2017-5648)

It was discovered that Tomcat incorrectly handled error pages. A remote
attacker could possibly use this issue to replace or remove the custom
error page. (CVE-2017-5664)

It was discovered that Tomcat incorrectly handled the CORS filter. A remote
attacker could possibly use this issue to perform cache poisoning.
(CVE-2017-7674)