Re: [lxc-users] lxc-security: iptables audit with nflog not working with default settings (insecure)

2015-03-18 Thread Fiedler Roman
> Von: lxc-users [mailto:lxc-users-boun...@lists.linuxcontainers.org] Im > Auftrag von Fajar A. Nugraha > > On Wed, Mar 11, 2015 at 8:03 PM, Fiedler Roman > wrote: > > But the current issue is different: The guest can snoop on the NFLOG > messages > > generated on host and destined for the host a

Re: [lxc-users] lxc-security: iptables audit with nflog not working with default settings (insecure)

2015-03-12 Thread Fiedler Roman
> Von: lxc-users [mailto:lxc-users-boun...@lists.linuxcontainers.org] Im > Auftrag > > On Wed, Mar 11, 2015 at 7:02 PM, Fiedler Roman > wrote: > > This should be exactly the configuration I have tested so far. But that > > did > > not yet solve my problem ... > > > > * If some process in guest

Re: [lxc-users] lxc-security: iptables audit with nflog not working with default settings (insecure)

2015-03-11 Thread Fajar A. Nugraha
On Wed, Mar 11, 2015 at 8:03 PM, Fiedler Roman wrote: > But the current issue is different: The guest can snoop on the NFLOG messages > generated on host and destined for the host and hence can get knowledge of ANY > NFLOGed connection of host or any guest, no matter if on same bridge or > another

Re: [lxc-users] lxc-security: iptables audit with nflog not working with default settings (insecure)

2015-03-11 Thread Fiedler Roman
> Von: lxc-users [mailto:lxc-users-boun...@lists.linuxcontainers.org] Im > Auftrag > > On Wed, Mar 11, 2015 at 7:22 PM, Fajar A. Nugraha wrote: > > On Wed, Mar 11, 2015 at 7:02 PM, Fiedler Roman > wrote: > >> This should be exactly the configuration I have tested so far. But that > >> did > >>

Re: [lxc-users] lxc-security: iptables audit with nflog not working with default settings (insecure)

2015-03-11 Thread Fajar A. Nugraha
On Wed, Mar 11, 2015 at 7:22 PM, Fajar A. Nugraha wrote: > On Wed, Mar 11, 2015 at 7:02 PM, Fiedler Roman > wrote: >> This should be exactly the configuration I have tested so far. But that did >> not yet solve my problem ... >> >> * If some process in guest registers for the same NFLOG queue,

Re: [lxc-users] lxc-security: iptables audit with nflog not working with default settings (insecure)

2015-03-11 Thread Fajar A. Nugraha
On Wed, Mar 11, 2015 at 7:02 PM, Fiedler Roman wrote: > This should be exactly the configuration I have tested so far. But that did > not yet solve my problem ... > > * If some process in guest registers for the same NFLOG queue, he can "steal" > the messages from the host queue, thus removing tr

Re: [lxc-users] lxc-security: iptables audit with nflog not working with default settings (insecure)

2015-03-11 Thread Fiedler Roman
> Von: lxc-users [mailto:lxc-users-boun...@lists.linuxcontainers.org] Im > Auftrag > > On Wed, Mar 11, 2015 at 5:48 PM, Fiedler Roman > wrote: > > Hello list, > > > > Has someone managed to get reliable network traffic auditing with LXC up > and > > running? That means, that it is possible to wri

Re: [lxc-users] lxc-security: iptables audit with nflog not working with default settings (insecure)

2015-03-11 Thread Fajar A. Nugraha
On Wed, Mar 11, 2015 at 5:48 PM, Fiedler Roman wrote: > Hello list, > > Has someone managed to get reliable network traffic auditing with LXC up and > running? That means, that it is possible to write a protocol of e.g. every > new connection from and to host. > > On my setup (Ubuntu Trusty), both

[lxc-users] lxc-security: iptables audit with nflog not working with default settings (insecure)

2015-03-11 Thread Fiedler Roman
Hello list, Has someone managed to get reliable network traffic auditing with LXC up and running? That means, that it is possible to write a protocol of e.g. every new connection from and to host. On my setup (Ubuntu Trusty), both host and guest may have different iptables rulesets. But the guest