A eclipse-wtp security update has been released for Debian GNU/Linux 9 LTS to address an issue where a component of the Eclipse IDE, XML and DTD files referring to external entities could be exploited to send the contents of local files to a remote server when edited or validated, even when external entity resolution is disabled in the user preferences.

DLA 2404-1: eclipse-wtp security update

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Debian LTS Advisory DLA-2404-1 debian-lts@lists.debian.org
  https://www.debian.org/lts/security/ Markus Koschany
October 09, 2020   https://wiki.debian.org/LTS
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Package : eclipse-wtp
Version : 3.6.3-3+deb9u1
CVE ID : CVE-2019-17637

In Eclipse Web Tools Platform, a component of the Eclipse IDE, XML and
DTD files referring to external entities could be exploited to send the
contents of local files to a remote server when edited or validated,
even when external entity resolution is disabled in the user
preferences.

For Debian 9 stretch, this problem has been fixed in version
3.6.3-3+deb9u1.

We recommend that you upgrade your eclipse-wtp packages.

For the detailed security status of eclipse-wtp please refer to
its security tracker page at:
  https://security-tracker.debian.org/tracker/eclipse-wtp

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