[SECURITY] [DLA 1980-1] wordpress security update

Package : wordpress
Version : 4.1.28+dfsg-0+deb8u1
CVE ID : CVE-2019-17669 CVE-2019-17670 CVE-2019-17671
CVE-2019-17675
Debian Bug : 942459

Several vulnerabilities in wordpress, a web blogging tool, have been
fixed.

CVE-2019-17669

Server Side Request Forgery (SSRF) vulnerability because URL
validation does not consider the interpretation of a name as a
series of hex characters.

CVE-2019-17670

Server Side Request Forgery (SSRF) vulnerability was reported in
wp_validate_redirect(). Normalize the path when validating the
location for relative URLs.

CVE-2019-17671

Unauthenticated viewing of certain content (private or draft posts)
is possible because the static query property is mishandled.

CVE-2019-17675

Wordpress does not properly consider type confusion during
validation of the referer in the admin pages. This vulnerability
affects the check_admin_referer() WordPress function.

For Debian 8 "Jessie", these problems have been fixed in version
4.1.28+dfsg-0+deb8u1.

We recommend that you upgrade your wordpress packages.

Further information about Debian LTS security advisories, how to apply
these updates to your system and frequently asked questions can be
found at: https://wiki.debian.org/LTS