Debian: DLA-1883-1 urgent: Tomcat8 HTTP Proxy Vulnerability Advisory

CVE-2016-5388

Apache Tomcat, when the CGI Servlet is enabled, follows RFC 3875
section 4.1.18 and therefore does not protect applications from
the presence of untrusted client data in the HTTP_PROXY
environment variable, which might allow remote attackers to
redirect an application's outbound HTTP traffic to an arbitrary
proxy server via a crafted Proxy header in an HTTP request, aka an
"httpoxy" issue. The 'cgi' servlet now has a 'envHttpHeaders'
parameter to filter environment variables.

CVE-2018-8014

The defaults settings for the CORS filter provided in Apache
Tomcat are insecure and enable 'supportsCredentials' for all
origins. It is expected that users of the CORS filter will have
configured it appropriately for their environment rather than
using it in the default configuration. Therefore, it is expected
that most users will not be impacted by this issue.

CVE-2019-0221

The SSI printenv command in Apache Tomcat echoes user provided