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Sicherheit: Zwei Probleme in BIND
Aktuelle Meldungen Distributionen
Name: Zwei Probleme in BIND
ID: USN-3346-1
Distribution: Ubuntu
Plattformen: Ubuntu 14.04 LTS, Ubuntu 16.04 LTS, Ubuntu 16.10, Ubuntu 17.04
Datum: Fr, 30. Juni 2017, 00:58
Referenzen: http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-3142
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-3143

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==========================================================================
Ubuntu Security Notice USN-3346-1
June 29, 2017

bind9 vulnerabilities
==========================================================================

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

- Ubuntu 17.04
- Ubuntu 16.10
- Ubuntu 16.04 LTS
- Ubuntu 14.04 LTS

Summary:

Bind could be made to serve incorrect information or expose sensitive
information over the network.

Software Description:
- bind9: Internet Domain Name Server

Details:

Clément Berthaux discovered that Bind did not correctly check TSIG
authentication for zone update requests. An attacker could use this
to improperly perform zone updates. (CVE-2017-3143)

Clément Berthaux discovered that Bind did not correctly check TSIG
authentication for zone transfer requests. An attacker could use this
to improperly transfer entire zones. (CVE-2017-3142)

Update instructions:

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

Ubuntu 17.04:
bind9 1:9.10.3.dfsg.P4-10.1ubuntu5.1

Ubuntu 16.10:
bind9 1:9.10.3.dfsg.P4-10.1ubuntu1.7

Ubuntu 16.04 LTS:
bind9 1:9.10.3.dfsg.P4-8ubuntu1.7

Ubuntu 14.04 LTS:
bind9 1:9.9.5.dfsg-3ubuntu0.15

After a standard system update you need to restart Bind to make
all the necessary changes.

References:
https://www.ubuntu.com/usn/usn-3346-1
CVE-2017-3142, CVE-2017-3143

Package Information:
https://launchpad.net/ubuntu/+source/bind9/1:9.10.3.dfsg.P4-10.1ubuntu5.1
https://launchpad.net/ubuntu/+source/bind9/1:9.10.3.dfsg.P4-10.1ubuntu1.7
https://launchpad.net/ubuntu/+source/bind9/1:9.10.3.dfsg.P4-8ubuntu1.7
https://launchpad.net/ubuntu/+source/bind9/1:9.9.5.dfsg-3ubuntu0.15


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