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dbus-daemon(1): Recommend against remote TCP for debugging

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Bug: https://bugs.freedesktop.org/show_bug.cgi?id=106004
Reviewed-by: Ralf Habacker <ralf.habacker@freenet.de>
Reviewed-by: Philip Withnall <withnall@endlessm.com>
[smcv: Add a TODO comment as suggested]
Signed-off-by: Simon McVittie <smcv@collabora.com>
(cherry picked from commit cf47380641)
This commit is contained in:
Simon McVittie 2018-04-12 13:57:26 +01:00
parent 9bd0256f32
commit c1c9ecaa8a
1 changed files with 10 additions and 0 deletions
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10
doc/dbus-daemon.1.xml.in
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@ -415,6 +415,16 @@ a transport name plus possible parameters/options.</para>
configuring the well-known system bus or the well-known session
bus to listen on a non-loopback TCP address is insecure.
</para>
<para>
Developers are sometimes tempted to use remote TCP as a debugging
tool. However, if this functionality is left enabled in finished
products, the result will be dangerously insecure. Instead of
using remote TCP, developers should <ulink
url="https://lists.freedesktop.org/archives/dbus/2018-April/017447.html"
>relay connections via Secure Shell or a similar protocol</ulink>.
<!-- TODO: Ideally someone would write a more formal guide to
remote D-Bus debugging, and we could link to that instead -->
</para>
<para>Example: &lt;listen&gt;unix:path=/tmp/foo&lt;/listen&gt;</para>