Bugtraq archives for 3rd quarter (Jul-Sep) 1998: Re: Security risk with powermanagemnet on Solaris 2.6
Re: Security risk with powermanagemnet on Solaris 2.6
Robert Sink (
sink
CBL.UMCES.EDU)
Fri, 17 Jul 1998 08:58:59 -0400
On Jul 16, Ralf Lehmann ralfldarwin.muc.de (ralflDARWIN.MUC.DE) wrote:
> Recently we found a security risk caused by powermanagement on Solaris
> 2.6. I am pretty sure that it exists on Solaris 2.5 too, though I
> haven't tested it.
>
[snip]
> Powermanagement Functionality:
>
> If you are using a desktop like CDE or OpenLook you can press the
> on/off button on the keyboard to suspend the system. Suspending means
[more snip]
>From my experience, there are two things you can do to disable this
functionality plus L1-A and they are as follows:
/etc/default/sys-suspend
PERMS=-
This will prevent anyone except root from being able to select the
suspend feature in the right click menu on the CDE desktop, this
however doesn't seem to have any effect on the physical power button
on the front of the Ultra 5 case. The buttom seems to serve as a
shutdown feature. But hey, they can also flip the power switch or
pull the plug to achieve this, too. One of the pitfalls of openlab
machines.
...and then as Casper Dik recently posted...
/etc/default/kbd
KEYBOARD_ABORT=disable
--
Robert Sink - Asst. Dept. Head - Computer/Network Services
Univ. of Maryland Chesapeake Biological Laboratory - Solomons, MD.
[o] 410/326-7306
