On Sun, Jun 10, 2018 at 07:18:45AM -, Hadrien wrote:
> For years now, everytime I install Wireshark on a computer running
> Ubuntu I have to chmod +x /usr/bin/dumpcap. Is there no way to fix the
> issue in the installer instead to avoid that manual action?
Hello Hadrien, please file a new bug
It appears that the Ubuntu policy is that, if dumpcap is to be given
elevated privileges, it be executable only by its owner (presumably
root) and by members of the group that owns it, which appears to be the
"wireshark" group. The intent is presumably not to give *everybody* on
the system suffici
@psydk This is still going on? Jesus, I reported this eight years ago.
Bizarre that nobody from Ubuntu or Wireshark cares about this.
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Title
For years now, everytime I install Wireshark on a computer running
Ubuntu I have to chmod +x /usr/bin/dumpcap. Is there no way to fix the
issue in the installer instead to avoid that manual action?
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This bug is even worse on Wayland as gksu doesn't work anymore :/
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Title:
wireshark must be run as root unless wireshark-common is reconfi
...
3) answer yes to allow non-root users to do packet captures.
Have you noticed that the question mentions a README.Debian file?:
_Description: Should non-superusers be able to capture packets?
Dumpcap can be installed in a way that allows members of the "wireshark"
system group to capture p
I am having this issue in Ubuntu Desktop 16.04.
Steps to Reproduce:
1) Do a fresh install of Ubuntu Desktop 16.04.
2) # sudo apt install wireshark
3) answer yes to allow non-root users to do packet captures.
4) # wireshark
5) Observe the "Couldn't run /usr/bin/dumpcap in child process: Permission
@Alberto: please use 'groupadd -s wireshark' instead. It must be a
system group.
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Title:
wireshark must be run as root unless wireshark-co
Sorry the comment was not for this bug if not this bug #530443
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Title:
wireshark must be run as root unless wireshark-common is reconfigur
I reproduced in ubuntu 12.04:
$sudo apt-get install wireshark
$ sudo su
# groupadd wireshark
# exit
sudo apt-get purge wireshark-common
fixed with
sudo delgroup wireshark
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https:
@Vadim: Please don't spread possibly (in this case 100%) wrong suggestions
spread on random forums.
If you had problems setting up the Ubuntu wireshark package please ask for
advice here, on the official bug tracker instead.
If you undo everything you did manually (hint: sudo apt-get purge
wires
Doing dpkg-reconfigure wireshark-common didn't fix it for me (Wireshark
told me Couldn't run /usr/bin/dumpcap in child process: Permission
denied). Following the instructions at
http://ubuntuforums.org/showthread.php?t=2039978&p=12161999#post12161999
did fix it.
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@Vangelis:
Great!
>From wireshark 10.0.0-3 the postinst script will emit a warning if the
>wireshark group is not a system group.
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@Balint:
Sorry for the late reply but I was not subscribed to the notifications of this
bug.
Thanks for pointing out that the wireshark needs to be a system group.
For me it wasn't.
I just run the 4 commands you provided and it worked well :)
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@Vangelis: note that the wireshark group needs to be a system group
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Title:
wireshark must be run as root unless wireshark-common is recon
@Vangelis:
I have no available 13.04 installation, but the packages in Debian work fine.
Why do you think that it does not work?
Please run the following commands to test the automated method:
apt-get purge wireshark-common
groupdel wireshark
apt-get install wireshark
dpkg-reconfigure wireshark-
The automated way to fix it using dpkg-reconfigure wireshark-common is
not working for me on 13.04.
I have to run the following commands:
$ sudo -s
$ groupadd wireshark
$ usermod -a -G wireshark
$ apt-get install pcaputils
$ chgrp wireshark /usr/bin/dumpcap
$ chmod 750 /usr/bin/dumpcap
$ setcap '
I just reread the README.debian file and didn't find it particularly
non-obvious. The very first thing it does is say that there are two ways
of getting permissions to capture packets. It then lists those two ways
(explicitly mentioning which is default) and says that to switch between
them you hav
This issue is still biting on Precise LTS.
The solution isn't easily found even when reading the document referred
to when starting Wireshark as root ("/usr/share/doc/wireshark-
common/README.Debian").
sudo dpkg-reconfigure wireshark-common
Answer 'yes' to "Should non-superusers be able to capt
If you're going to create a group for this, give it a neutral name
rather than a Wireshark-specific name; this doesn't just apply to
Wireshark, it applies to any other program that either directly opens
PF_PACKET/SOCK_RAW sockets or that calls libpcap to do so, e.g. tcpdump.
On OS X, the Wireshark
** Summary changed:
- Must be run as root, which is not secure
+ wireshark must be run as root unless wireshark-common is reconfigured
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