If i have user1 and user2 in ubuntu.
And i log into user2 and in terminal I type "sudo su user1"
Then type user1 sudo password.
Boom and I am in user1 terminal and access everything.
I think it shouldn't be like that.


On 23 Feb 2018 6:40 am, "Seth Arnold" <1751...@bugs.launchpad.net> wrote:

> Hello Umer, can you provide some more information?
>
> Thanks
>
> ** Information type changed from Private Security to Public Security
>
> ** Changed in: unity (Ubuntu)
>        Status: New => Incomplete
>
> --
> You received this bug notification because you are subscribed to the bug
> report.
> https://bugs.launchpad.net/bugs/1751129
>
> Title:
>   I think there is some security issue in my ubuntu .
>
> Status in unity package in Ubuntu:
>   Incomplete
>
> Bug description:
>   If I log into any other user i am able to access my main user  through
>   terminal with my current user password. I am using ubuntu 16.04 and I
>   think it might be in all ubuntu 16.04 operating systems.
>
>   ProblemType: Bug
>   DistroRelease: Ubuntu 16.04
>   Package: unity 7.4.5+16.04.20171201.3
>   Uname: Linux 4.15.1-041501-generic x86_64
>   .tmp.unity_support_test.0:
>
>   ApportVersion: 2.20.1-0ubuntu2.15
>   Architecture: amd64
>   CompizPlugins: [core,composite,opengl,compiztoolbox,decor,vpswitch,
> snap,mousepoll,resize,place,move,wall,grid,regex,imgpng,
> session,gnomecompat,animation,fade,staticswitcher,
> workarounds,scale,expo,ezoom,dbus]
>   CompositorRunning: compiz
>   CompositorUnredirectDriverBlacklist: '(nouveau|Intel).*Mesa 8.0'
>   CompositorUnredirectFSW: true
>   CurrentDesktop: Unity
>   Date: Fri Feb 23 01:06:34 2018
>   DistUpgraded: Fresh install
>   DistroCodename: xenial
>   DistroVariant: ubuntu
>   DkmsStatus:
>    bbswitch, 0.8, 4.13.0-32-generic, x86_64: installed
>    bbswitch, 0.8, 4.15.1-041501-generic, x86_64: installed
>    nvidia-384, 384.111, 4.13.0-32-generic, x86_64: installed
>    nvidia-384, 384.111, 4.15.1-041501-generic, x86_64: installed
>    virtualbox, 5.0.40, 4.13.0-32-generic, x86_64: installed
>   ExecutablePath: /usr/bin/compiz
>   GconfCompiz:
>    /apps/compiz-1/general:
>      /apps/compiz-1/general/screen0:
>       /apps/compiz-1/general/screen0/options:
>        active_plugins = [core,composite,opengl,
> compiztoolbox,decor,vpswitch,snap,mousepoll,resize,place,
> move,wall,grid,regex,imgpng,session,gnomecompat,animation,
> fade,staticswitcher,workarounds,scale,expo,ezoom,dbus]
>   GraphicsCard:
>    Intel Corporation Haswell-ULT Integrated Graphics Controller
> [8086:0a16] (rev 0b) (prog-if 00 [VGA controller])
>      Subsystem: Hewlett-Packard Company Haswell-ULT Integrated Graphics
> Controller [103c:198f]
>   InstallationDate: Installed on 2018-01-22 (31 days ago)
>   InstallationMedia: Ubuntu 16.04.3 LTS "Xenial Xerus" - Release amd64
> (20170801)
>   MachineType: Hewlett-Packard HP EliteBook 840 G1
>   ProcEnviron:
>    PATH=(custom, user)
>    SHELL=/bin/bash
>    LANG=en_IN
>    LANGUAGE=en_IN:en
>    XDG_RUNTIME_DIR=<set>
>   ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-4.15.1-041501-generic
> root=UUID=95af4278-a5ad-4183-9691-2a68fd0e627e ro
> resume=UUID=a7e7e167-65b7-4b78-ad75-4400e9b38bad resume= resume= quiet
> splash vt.handoff=7
>   SourcePackage: unity
>   UpgradeStatus: No upgrade log present (probably fresh install)
>   dmi.bios.date: 09/01/2015
>   dmi.bios.vendor: Hewlett-Packard
>   dmi.bios.version: L71 Ver. 01.33
>   dmi.board.name: 198F
>   dmi.board.vendor: Hewlett-Packard
>   dmi.board.version: KBC Version 15.57
>   dmi.chassis.asset.tag: CNU4219GQQ
>   dmi.chassis.type: 10
>   dmi.chassis.vendor: Hewlett-Packard
>   dmi.modalias: dmi:bvnHewlett-Packard:bvrL71Ver.01.33:bd09/01/2015:
> svnHewlett-Packard:pnHPEliteBook840G1:pvrA3009FD10303:rvnHewlett-
> Packard:rn198F:rvrKBCVersion15.57:cvnHewlett-Packard:ct10:cvr:
>   dmi.product.family: 103C_5336AN G=N L=BUS B=HP S=ELI
>   dmi.product.name: HP EliteBook 840 G1
>   dmi.product.version: A3009FD10303
>   dmi.sys.vendor: Hewlett-Packard
>   version.compiz: compiz 1:0.9.12.3+16.04.20171116-0ubuntu1
>   version.ia32-libs: ia32-libs N/A
>   version.libdrm2: libdrm2 2.4.83-1~16.04.1
>   version.libgl1-mesa-dri: libgl1-mesa-dri 17.2.8-0ubuntu0~16.04.1
>   version.libgl1-mesa-dri-experimental: libgl1-mesa-dri-experimental N/A
>   version.libgl1-mesa-glx: libgl1-mesa-glx 17.2.8-0ubuntu0~16.04.1
>   version.xserver-xorg-core: xserver-xorg-core N/A
>   version.xserver-xorg-input-evdev: xserver-xorg-input-evdev N/A
>   version.xserver-xorg-video-ati: xserver-xorg-video-ati N/A
>   version.xserver-xorg-video-intel: xserver-xorg-video-intel N/A
>   version.xserver-xorg-video-nouveau: xserver-xorg-video-nouveau N/A
>   xserver.bootTime: Thu Feb 22 21:34:13 2018
>   xserver.configfile: default
>   xserver.errors:
>
>   xserver.logfile: /var/log/Xorg.0.log
>   xserver.version: 2:1.19.5-0ubuntu2~16.04.1
>   xserver.video_driver: modeset
>
> To manage notifications about this bug go to:
> https://bugs.launchpad.net/ubuntu/+source/unity/+bug/
> 1751129/+subscriptions
>

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https://bugs.launchpad.net/bugs/1751129

Title:
  I think there is some security issue in my ubuntu .

To manage notifications about this bug go to:
https://bugs.launchpad.net/ubuntu/+source/unity/+bug/1751129/+subscriptions

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