USN-4128-1: Tomcat vulnerabilities

USN-4128-1: Tomcat vulnerabilities

tomcat8 vulnerabilities

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

  • Ubuntu 18.04 LTS
  • Ubuntu 16.04 LTS

Summary

Several security issues were fixed in Tomcat 8.

Software Description

  • tomcat8 – Servlet and JSP engine

Details

It was discovered that the Tomcat 8 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 8 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)

Update instructions

The problem can be corrected by updating your system to the following package versions:

Ubuntu 18.04 LTS
libtomcat8-java8.5.39-1ubuntu1~18.04.3
tomcat88.5.39-1ubuntu1~18.04.3
Ubuntu 16.04 LTS
libtomcat8-java8.0.32-1ubuntu1.10
tomcat88.0.32-1ubuntu1.10

To update your system, please follow these instructions: https://wiki.ubuntu.com/Security/Upgrades.

In general, a standard system update will make all the necessary changes.

References

Source: USN-4128-1: Tomcat vulnerabilities

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