On Sun, Jul 5, 2020 at 3:50 AM ToddAndMargo via users
<users@lists.fedoraproject.org> wrote:
> On 2020-07-03 13:56, Tom H wrote:
>> On Fri, Jul 3, 2020 at 10:09 PM Samuel Sieb <sam...@sieb.net> wrote:
>>> On 7/3/20 12:53 PM, ToddAndMargo via users wrote:
>>>>
>>>> Oh of interest, Xfce Pol kit has a YUGE security hole that I
>>>> reported a while back that has yet to be addressed:
>>>>
>>>> xfce pol kit lets others sneak in
>>>> https://github.com/ncopa/xfce-polkit/issues/5
>>>
>>> That's not a huge security hole and it doesn't let others sneak in
>>> unless they have access to your user for some reason.
>>
>> +1
>>
>> There's a hard-coded 5-minute timeout in polkit. (sudoers has a
>> "timestamp_timeout" option.)
>>
>>> That's also standard behaviour for sudo.
>>
>> By default, sudo uses one timestamp per tty and allows you to run
>> sudo without authentication for 5 minutes on the same tty. You have
>> to change "timestamp_type" in sudoers to be able to use sudo on
>> multiple ttys with one authentication.
>
> That explains a lot. Thank you.
>
> In Linux, everything is configurable.
>
> How do I disable this behavior?

You're welcome.

For sudo: "Defaults timestamp_timeout=0"

For polkit: not possible.
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