Login
Newsletter
Werbung

Sicherheit: Ausführen beliebiger Kommandos in exim
Aktuelle Meldungen Distributionen
Name: Ausführen beliebiger Kommandos in exim
ID: USN-3565-1
Distribution: Ubuntu
Plattformen: Ubuntu 14.04 LTS, Ubuntu 16.04 LTS, Ubuntu 17.10
Datum: Di, 13. Februar 2018, 07:12
Referenzen: http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-6789
Applikationen: exim

Originalnachricht

This is an OpenPGP/MIME signed message (RFC 4880 and 3156)
--===============4736596651878265037==
Content-Type: multipart/signed; micalg=pgp-sha512;
protocol="application/pgp-signature";
boundary="Im8eyDIYFw5x9BNOW8IFpjvfMfyuE9A9T"

This is an OpenPGP/MIME signed message (RFC 4880 and 3156)
--Im8eyDIYFw5x9BNOW8IFpjvfMfyuE9A9T
Content-Type: multipart/mixed;
boundary="TCa5tamrP8MAcHqgJigPQKzf3tLHUseed";
protected-headers="v1"
From: Marc Deslauriers <marc.deslauriers@canonical.com>
Reply-To: Ubuntu Security <security@ubuntu.com>
To: ubuntu-security-announce@lists.ubuntu.com
Message-ID: <feeb26e7-acda-2f6d-ba69-5df80f7374e6@canonical.com>
Subject: [USN-3565-1] Exim vulnerability

--TCa5tamrP8MAcHqgJigPQKzf3tLHUseed
Content-Type: text/plain; charset=utf-8
Content-Language: en-C
Content-Transfer-Encoding: quoted-printable

==========================================================================
Ubuntu Security Notice USN-3565-1
February 12, 2018

exim4 vulnerability
==========================================================================

A security issue affects these releases of Ubuntu and its derivatives:

- Ubuntu 17.10
- Ubuntu 16.04 LTS
- Ubuntu 14.04 LTS

Summary:

Exim could be made to crash or run programs if it received specially
crafted network traffic.

Software Description:
- exim4: Exim is a mail transport agent

Details:

Meh Chang discovered that Exim incorrectly handled memory in certain
decoding operations. A remote attacker could use this issue to cause Exim
to crash, resulting in a denial of service, or possibly execute arbitrary
code.

Update instructions:

The problem can be corrected by updating your system to the following
package versions:

Ubuntu 17.10:
exim4-daemon-heavy 4.89-5ubuntu1.3
exim4-daemon-light 4.89-5ubuntu1.3

Ubuntu 16.04 LTS:
exim4-daemon-heavy 4.86.2-2ubuntu2.3
exim4-daemon-light 4.86.2-2ubuntu2.3

Ubuntu 14.04 LTS:
exim4-daemon-heavy 4.82-3ubuntu2.4
exim4-daemon-light 4.82-3ubuntu2.4

In general, a standard system update will make all the necessary changes.

References:
https://www.ubuntu.com/usn/usn-3565-1
CVE-2018-6789

Package Information:
https://launchpad.net/ubuntu/+source/exim4/4.89-5ubuntu1.3
https://launchpad.net/ubuntu/+source/exim4/4.86.2-2ubuntu2.3
https://launchpad.net/ubuntu/+source/exim4/4.82-3ubuntu2.4



--TCa5tamrP8MAcHqgJigPQKzf3tLHUseed--

--Im8eyDIYFw5x9BNOW8IFpjvfMfyuE9A9T
Content-Type: application/pgp-signature; name="signature.asc"
Content-Description: OpenPGP digital signature
Content-Disposition: attachment; filename="signature.asc"

-----BEGIN PGP SIGNATURE-----
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=BKNl
-----END PGP SIGNATURE-----

--Im8eyDIYFw5x9BNOW8IFpjvfMfyuE9A9T--


--===============4736596651878265037==
Content-Type: text/plain; charset="utf-8"
MIME-Version: 1.0
Content-Transfer-Encoding: base64
Content-Disposition: inline

LS0gCnVidW50dS1zZWN1cml0eS1hbm5vdW5jZSBtYWlsaW5nIGxpc3QKdWJ1bnR1LXNlY3VyaXR5
LWFubm91bmNlQGxpc3RzLnVidW50dS5jb20KTW9kaWZ5IHNldHRpbmdzIG9yIHVuc3Vic2NyaWJl
IGF0OiBodHRwczovL2xpc3RzLnVidW50dS5jb20vbWFpbG1hbi9saXN0aW5mby91YnVudHUtc2Vj
dXJpdHktYW5ub3VuY2UK

--===============4736596651878265037==--
Pro-Linux
Pro-Linux @Facebook
Neue Nachrichten
Werbung