Juniper CoA mirror attributes

[Bjørn Mork]

Nathan Ward <lists+freeradius at daork.net> writes:

> Working with some colleagues, we have found a breaking change in behaviour between (believe it or not) 2.2.x and 3.0.x for the Juniper mirror attributes, below:
> ATTRIBUTE       ERX-LI-Action                           58      integer encrypt=2
> ATTRIBUTE       ERX-Med-Dev-Handle                      59      octets  encrypt=2
> ATTRIBUTE       ERX-Med-Ip-Address                      60      ipaddr  encrypt=2
> ATTRIBUTE       ERX-Med-Port-Number                     61      integer encrypt=2
>
> The make_tunnel_password function sets a tag of 00 now for these, where in 2.2.9 it does not. Juniper routers implementing this expect a salt+password, but not tag.
>
> These attributes are encoded correctly in an Access-Accept, but not in a CoA.

Yes, we found the same issue when we finally migrated to 3.0.   It's
fixed by commit c76bedd797fe ("fix untagged tunnel encrypted attributes
in CoA requests"), which is in 3.0.19.


Bjørn