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AUSCERT External Security Bulletin Redistribution
ESB-2017.1640.3
bind9 vulnerabilities
9 November 2017
===========================================================================
AusCERT Security Bulletin Summary
---------------------------------
Product: bind9
Publisher: Ubuntu
Operating System: Ubuntu
Impact/Access: Access Confidential Data -- Remote/Unauthenticated
Resolution: Patch/Upgrade
CVE Names: CVE-2017-3143 CVE-2017-3142
Reference: ESB-2017.1638
Original Bulletin:
http://www.ubuntu.com/usn/usn-3346-1
http://www.ubuntu.com/usn/usn-3346-2
Revision History: November 9 2017: USN-3346-3 corrects USN-3346-2
OS as Ubuntu 12.04 ESM
September 19 2017: Regression.
June 30 2017: Initial Release
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Ubuntu Security Notice USN-3346-3
November 08, 2017
bind9 vulnerabilities
==========================================================================
A security issue affects these releases of Ubuntu and its derivatives:
- - Ubuntu 12.04 ESM
Summary:
Bind could be made to serve incorrect information or expose sensitive
information over the network.
Software Description:
- - bind9: Internet Domain Name Server
Details:
USN-3346-1 and USN-3346-2 fixed two vulnerabilities in Bind and a
regression, respectively. This update provides the corresponding update
for Ubuntu 12.04 ESM.
Original advisory details:
 Clement 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)
 Clement 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)
 In addition, this update adds the new root zone key signing key (KSK).
Update instructions:
The problem can be corrected by updating your system to the following
package versions:
Ubuntu 12.04 ESM:
 bind9 1:9.8.1.dfsg.P1-4ubuntu0.23
After a standard system update you need to restart Bind to make
all the necessary changes.
References:
 https://www.ubuntu.com/usn/usn-3346-3
 https://www.ubuntu.com/usn/usn-3346-1
 CVE-2017-3142, CVE-2017-3143
==========================================================================
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:
Clment 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)
Clment 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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