=========================================================================Ubuntu Security Notice USN-3643-1
May 09, 2018

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

- Ubuntu 18.04 LTS
- Ubuntu 17.10
- Ubuntu 16.04 LTS
- Ubuntu 14.04 LTS

Summary:

Wget could be made to inject arbitrary cookie values.

Software Description:
- wget: retrieves files from the web

Details:

It was discovered that Wget incorrectly handled certain inputs.
An attacker could possibly use this to inject arbitrary cookie values.

Update instructions:

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

Ubuntu 18.04 LTS:
  wget                            1.19.4-1ubuntu2.1

Ubuntu 17.10:
  wget                            1.19.1-3ubuntu1.2

Ubuntu 16.04 LTS:
  wget                            1.17.1-1ubuntu1.4

Ubuntu 14.04 LTS:
  wget                            1.15-1ubuntu1.14.04.4

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

References:
  https://ubuntu.com/security/notices/USN-3643-1
  CVE-2018-0494

Package Information:
  https://launchpad.net/ubuntu/+source/wget/1.19.4-1ubuntu2.1
  https://launchpad.net/ubuntu/+source/wget/1.19.1-3ubuntu1.2
  https://launchpad.net/ubuntu/+source/wget/1.17.1-1ubuntu1.4
  https://launchpad.net/ubuntu/+source/wget/1.15-1ubuntu1.14.04.4