[sr-dev] [Kamailio] Why is the nonce expiry checked so late?

Alex Hermann alex at speakup.nl
Tue Nov 17 16:16:30 CET 2009

On Tuesday 17 November 2009, Alex Hermann wrote:
> Why is the nonce expiry checked in post_auth instead of pre_auth? Now the
> expiry is checked after the username/password is checked against the DB.
> That seems a bit odd.
> I moved the check to check_nonce (which is called from pre_auth) and it
> seems to work fine. Did I miss something? Security issue?

Also the nonce reusage check is in post_auth. Why not check it before DB 
access is done?

Here's the patch by the way.

Alex Hermann

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