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Date: Mon, 30 Aug 2010 10:37:04 -0400 (EDT)
From: Josh Bressers <>
Cc: coley <>
Subject: Re: CVE Request: BGP protocol vulnerability

----- "Florian Weimer" <> wrote:
> * Kurt Seifried:
> >> The BGP protocol and its various extensions require that BGP peering
> >> sessions are terminated when a peer receives a BGP update message
> >> which it considers semantically incorrect, leading to a persistent
> >> denial-of-service condition if the update is received again after the
> >> terminated session is reestablished.
> >>
> >> (This is not something new at all---we just need to get up, treat it
> >> as a vulnerability, and fix it.)
> >
> > This sounds like CVE-2010-3035
> >
> In this context, I don't like that the peer on the receiving end
> resets the session.  It's got a significant impact on availability,
> and the resulting UPDATE churn hurts everybody a little bit.
> In short, I think there are two bugs: IOS XR producing bad data, and
> other implementations dealing badly with it.

I'm going to let MITRE deal with this one. I don't want to assign an ID for
a protocol issue, that likely will affect numerous devices.



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