all things security

Ubuntu Security Notice USN-3346-2

Ubuntu Security Notice USN-3346-2
Posted Sep 18, 2017
Authored by Ubuntu | Site security.ubuntu.com

Ubuntu Security Notice 3346-2 - USN-3346-1 fixed vulnerabilities in Bind. The fix for CVE-2017-3142 introduced a regression in the ability to receive an AXFR or IXFR in the case where TSIG is used and not every message is signed. This update fixes the problem. In addition, this update adds the new root zone key signing key. Various other issues were also addressed.

tags | advisory, root, vulnerability
systems | linux, ubuntu
advisories | CVE-2017-3142, CVE-2017-3143
MD5 | 6f82feb480bd6612b9d8ced44919b34e

Ubuntu Security Notice USN-3346-2

Change Mirror Download
==========================================================================
Ubuntu Security Notice USN-3346-2
September 18, 2017

bind9 regression
==========================================================================

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

- Ubuntu 17.04
- Ubuntu 16.04 LTS
- Ubuntu 14.04 LTS

Summary:

USN-3346-1 introduced a regression in Bind.

Software Description:
- bind9: Internet Domain Name Server

Details:

USN-3346-1 fixed vulnerabilities in Bind. The fix for CVE-2017-3142
introduced a regression in the ability to receive an AXFR or IXFR in the
case where TSIG is used and not every message is signed. This update fixes
the problem.

In addition, this update adds the new root zone key signing key (KSK).

Original advisory details:

ClA(c)ment 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)
ClA(c)ment 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.P4-10.1ubuntu5.2

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

Ubuntu 14.04 LTS:
bind9 1:9.9.5.dfsg-3ubuntu0.16

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

References:
https://www.ubuntu.com/usn/usn-3346-2
https://www.ubuntu.com/usn/usn-3346-1
https://launchpad.net/bugs/1717981

Package Information:
https://launchpad.net/ubuntu/+source/bind9/1:9.10.3.dfsg.P4-10.1ubuntu5.2
https://launchpad.net/ubuntu/+source/bind9/1:9.10.3.dfsg.P4-8ubuntu1.8
https://launchpad.net/ubuntu/+source/bind9/1:9.9.5.dfsg-3ubuntu0.16


Comments

RSS Feed Subscribe to this comment feed

No comments yet, be the first!

Login or Register to post a comment

File Archive:

October 2017

  • Su
  • Mo
  • Tu
  • We
  • Th
  • Fr
  • Sa
  • 1
    Oct 1st
    15 Files
  • 2
    Oct 2nd
    16 Files
  • 3
    Oct 3rd
    15 Files
  • 4
    Oct 4th
    15 Files
  • 5
    Oct 5th
    11 Files
  • 6
    Oct 6th
    6 Files
  • 7
    Oct 7th
    2 Files
  • 8
    Oct 8th
    1 Files
  • 9
    Oct 9th
    13 Files
  • 10
    Oct 10th
    16 Files
  • 11
    Oct 11th
    15 Files
  • 12
    Oct 12th
    23 Files
  • 13
    Oct 13th
    13 Files
  • 14
    Oct 14th
    12 Files
  • 15
    Oct 15th
    2 Files
  • 16
    Oct 16th
    16 Files
  • 17
    Oct 17th
    16 Files
  • 18
    Oct 18th
    14 Files
  • 19
    Oct 19th
    8 Files
  • 20
    Oct 20th
    0 Files
  • 21
    Oct 21st
    0 Files
  • 22
    Oct 22nd
    0 Files
  • 23
    Oct 23rd
    0 Files
  • 24
    Oct 24th
    0 Files
  • 25
    Oct 25th
    0 Files
  • 26
    Oct 26th
    0 Files
  • 27
    Oct 27th
    0 Files
  • 28
    Oct 28th
    0 Files
  • 29
    Oct 29th
    0 Files
  • 30
    Oct 30th
    0 Files
  • 31
    Oct 31st
    0 Files

Top Authors In Last 30 Days

File Tags

Systems

packet storm

© 2016 Packet Storm. All rights reserved.

Services
Security Services
Hosting By
Rokasec
close