Re: [pkg-lynx-maint] [Lynx-dev] CVE-2016-9179 (invalid URL parsing with '?')
- To: Thomas Dickey <dickey@his.com>
- Cc: Debian Lynx Packaging Team <pkg-lynx-maint@lists.alioth.debian.org>, Debian Security Team <team@security.debian.org>, Brian May <bam@debian.org>, debian-lts@lists.debian.org, Lynx Development <lynx-dev@nongnu.org>
- Subject: Re: [pkg-lynx-maint] [Lynx-dev] CVE-2016-9179 (invalid URL parsing with '?')
- From: Axel Beckert <abe@debian.org>
- Date: Wed, 16 Nov 2016 08:41:46 +0100
- Message-id: <[🔎] 20161116074145.GA5130@sym.noone.org>
- Mail-followup-to: Thomas Dickey <dickey@his.com>, Debian Lynx Packaging Team <pkg-lynx-maint@lists.alioth.debian.org>, Debian Security Team <team@security.debian.org>, Brian May <bam@debian.org>, debian-lts@lists.debian.org, Lynx Development <lynx-dev@nongnu.org>
- In-reply-to: <[🔎] 20161116003334.GA40992@vmw-debian7-64.jexium-island.net>
- References: <[🔎] 87a8d28rln.fsf@prune.linuxpenguins.xyz> <[🔎] 20161114075334.GA27784@lorien.valinor.li> <[🔎] 20161114125531.GS5130@sym.noone.org> <[🔎] 20161114230521.GB17430@vmw-debian7-64.jexium-island.net> <[🔎] 874m39jjuw.fsf@prune.linuxpenguins.xyz> <[🔎] 20161115090720.GA7604@vmw-debian7-64.jexium-island.net> <[🔎] 20161115100616.GA17665@vmw-debian7-64.jexium-island.net> <[🔎] 20161115233056.GZ5130@sym.noone.org> <[🔎] 20161116003334.GA40992@vmw-debian7-64.jexium-island.net>
Hi Thomas,
Thomas Dickey wrote:
> On Wed, Nov 16, 2016 at 12:30:59AM +0100, Axel Beckert wrote:
> > Thomas Dickey wrote:
> > > > > Alert!: User/password may appear to be a hostname: 'google.com?' (e.g, 'google.com')
> > > > >
> > > > > Then it takes me to http://www.debian.org/
> > > >
> > > > yes - and I was using the trace to see if I'd gotten the right host.
> > > > The trace is (based on strace...) incorrect. I'll fix that.
> > >
> > > Here's the change which I just applied, which seems to work.
> >
> > At least fixes the redirect target for me.
> >
> > > If there's no further changes needed, I'll release that as dev.11
> >
> > I though wonder if the "User/password may appear to be a
> > hostname" alert is now still needed for that case.
>
> Technically it's not needed, but some people apparently believe that
> dots in a username makes it a hostname.
That's my point: The case http://google.com?@www.debian.org/ doesn't
have a user name -- it just has a host name and a query string.
So IMHO the warning is obsolete in this specific case, i.e. with "?@"
without "/" before it.
Regards, Axel
--
,''`. | Axel Beckert <abe@debian.org>, http://people.debian.org/~abe/
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