Date: Tue, 30 May 2017 19:16:12 +0200 From: "O. Hartmann" <ohartmann@walstatt.org> To: Dimitry Andric <dim@FreeBSD.org> Cc: "O. Hartmann" <ohartmann@walstatt.org>, freebsd-security@freebsd.org Subject: Re: Samba CVE-2017-7494 and SMB implementation of FreeBSD 10 through 12 Message-ID: <20170530191612.71ab88b5@thor.intern.walstatt.dynvpn.de> In-Reply-To: <F67019CC-9B84-4D2E-B027-214216D3DCFC@FreeBSD.org> References: <CAGYSLOcqeqyYgw3BFyoRKO5RcJkmiYFMPT7qps1j-%2BobL2x==g@mail.gmail.com> <F875D26C-F8DA-438F-AE40-8E7B2F5CDC29@FreeBSD.org> <20170530185559.2b94ca1b@thor.intern.walstatt.dynvpn.de> <F67019CC-9B84-4D2E-B027-214216D3DCFC@FreeBSD.org>
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--Sig_/fHPX+n8bswKm/R3b1vzKczO Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: quoted-printable Am Tue, 30 May 2017 19:14:42 +0200 Dimitry Andric <dim@FreeBSD.org> schrieb: > On 30 May 2017, at 18:55, O. Hartmann <ohartmann@walstatt.org> wrote: > >=20 > > Am Mon, 29 May 2017 23:47:46 +0200 > > Dimitry Andric <dim@FreeBSD.org> schrieb: > > =20 > >> On 29 May 2017, at 18:53, Darko Gavrilovic <d.gavrilovic@gmail.com> wr= ote: =20 > >>>=20 > >>> Hello, does anyone know or able to confirm if Samba CVE-2017-7494 > >>> affects Samba 3.6.25 on Freebsd 9.x? > >>>=20 > >>> https://lists.samba.org/archive/samba-announce/2017/000406.html =20 > >>=20 > >> The advisory very clearly says "all versions of Samba from 3.5.0 > >> onwards", so yes. In addition, the 3.x series is dead, and completely > >> unsupported. It is probably wise to upgrade, for example to 4.6.4. > >>=20 > >> -Dimitry > >> =20 > >=20 > > I'm just curious and to have an answere at hand for my superiors: > >=20 > > FreeBSD has a SMB implementation we uitlise with FreeBSD 10.3 and 11.0.= Is FreeBSD's > > implementation somehow affected by the bug revealed in SAMBA >=3D 3.6.2= 5? =20 >=20 > If you mean smbfs, then that is an SMB *client* only, not a server. > CVE-2017-7494 is specifically about an exploitable bug in Samba's SMB > server component. FreeBSD does not provide any SMB server in the base > system. >=20 > That said, I don't know whether there are any security bugs in our smbfs > client implementation. It is really a completely different matter. The > code seems to have been largely unmaintained for years, though, so > purely on that basis it does not inspire a great deal of confidence. >=20 > -Dimitry >=20 Thank you very much for these clear words! Oliver --=20 O. Hartmann Ich widerspreche der Nutzung oder =C3=9Cbermittlung meiner Daten f=C3=BCr Werbezwecke oder f=C3=BCr die Markt- oder Meinungsforschung (=C2=A7 28 Abs.= 4 BDSG). --Sig_/fHPX+n8bswKm/R3b1vzKczO Content-Type: application/pgp-signature Content-Description: OpenPGP digital signature -----BEGIN PGP SIGNATURE----- iLUEARMKAB0WIQQZVZMzAtwC2T/86TrS528fyFhYlAUCWS2o3AAKCRDS528fyFhY lHtrAf9JPHJXuSsIAuoyhzhtQ6ET4gcHGyQhPVO5p47gKDzquBRXRfIvtqkHlJl2 ghh3Z6AZDbIOIkzayJMdPDRQwjNIAf9sBi7hUtGhlGBnB3/q+AhMBHdkSpqPrMSp ia364KwKlDp22EKtEu7gr4vwbchRB6RwFueEUn5Xz0n6dRDi6kU2 =YBJu -----END PGP SIGNATURE----- --Sig_/fHPX+n8bswKm/R3b1vzKczO--
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