USN-4128-2: Tomcat vulnerabilities
18 September 2019
Several security issues were fixed in Tomcat 9.
- tomcat9 - Servlet and JSP engine
It was discovered that the Tomcat 9 SSI printenv command echoed user
provided data without escaping it. An attacker could possibly use this
issue to perform an XSS attack. (CVE-2019-0221)
It was discovered that Tomcat 9 did not address HTTP/2 connection window
exhaustion on write while addressing CVE-2019-0199. An attacker could
possibly use this issue to cause a denial of service. (CVE-2019-10072)
The problem can be corrected by updating your system to the following package versions:
In general, a standard system update will make all the necessary changes.
- USN-4128-1: tomcat8-docs, libservlet3.1-java, libtomcat8-java, tomcat8-admin, libservlet3.1-java-doc, tomcat8-examples, tomcat8, tomcat8-user, libtomcat8-embed-java, tomcat8-common