Apparmor

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Checken ob Apparmor installiert ist

  • dpkg -l apparmor
Gewünscht=Unbekannt/Installieren/R=Entfernen/P=Vollständig Löschen/Halten
| Status=Nicht/Installiert/Config/U=Entpackt/halb konFiguriert/
         Halb installiert/Trigger erWartet/Trigger anhängig
|/ Fehler?=(kein)/R=Neuinstallation notwendig (Status, Fehler: GROSS=schlecht)
||/ Name                                      Version                   Architektur               Beschreibung
+++-=========================================-=========================-=========================-=======================================================================================
ii  apparmor                                  2.10.95-0ubuntu2.6        amd64                     user-space parser utility for AppArmor

Läuft Apparmor

  • systemctl status apparmor
● apparmor.service - LSB: AppArmor initialization
   Loaded: loaded (/etc/init.d/apparmor; bad; vendor preset: enabled)
   Active: active (exited) since Di 2017-10-24 11:55:53 CEST; 2 weeks 3 days ago
     Docs: man:systemd-sysv-generator(8)
  Process: 591 ExecStart=/etc/init.d/apparmor start (code=exited, status=0/SUCCESS)
    Tasks: 0
   Memory: 0B
      CPU: 0

AA Status

  • aa-status
apparmor module is loaded.
14 profiles are loaded.
14 profiles are in enforce mode.
   /sbin/dhclient
   /usr/bin/lxc-start
   /usr/bin/ubuntu-core-launcher
   /usr/lib/NetworkManager/nm-dhcp-client.action
   /usr/lib/NetworkManager/nm-dhcp-helper
   /usr/lib/connman/scripts/dhclient-script
   /usr/lib/ipsec/charon
   /usr/lib/ipsec/stroke
   /usr/lib/lxd/lxd-bridge-proxy
   /usr/sbin/tcpdump
   lxc-container-default
   lxc-container-default-cgns
   lxc-container-default-with-mounting
   lxc-container-default-with-nesting
0 profiles are in complain mode.
1 processes have profiles defined.
1 processes are in enforce mode.
   /usr/lib/ipsec/charon (17017) 
0 processes are in complain mode.
0 processes are unconfined but have a profile defined.

Apparmor Modi

  • Enforce-Modus
    • Unterbindet alle Regelverstösse
  • Complain-Modus
    • Protokolliert alle Regelverstösse
  • Audit-Modus
    • Checken potentieller Regelverstösse

Apparmor Utils

  • apt install apparmor-utils