Executive Summary

Title Bind vulnerability
NameUSN-865-1First vendor Publication2009-12-07
VendorUbuntuLast vendor Modification2009-12-07
Severity (Vendor) N/ARevisionN/A

Security-Database Scoring CVSS v2

Cvss vector : (AV:N/AC:H/Au:N/C:N/I:P/A:N)
Cvss Base Score2.6Attack RangeNetwork
Cvss Impact Score2.9Attack ComplexityHigh
Cvss Expoit Score4.9AuthenticationNone Required
Calculate full CVSS 2.0 Vectors scores


A security issue affects the following Ubuntu releases:

Ubuntu 6.06 LTS Ubuntu 8.04 LTS Ubuntu 8.10 Ubuntu 9.04 Ubuntu 9.10

This advisory also applies to the corresponding versions of Kubuntu, Edubuntu, and Xubuntu.

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

Ubuntu 6.06 LTS:
libdns23 1:9.3.2-2ubuntu1.9

Ubuntu 8.04 LTS:
libdns36 1:9.4.2.dfsg.P2-2ubuntu0.4

Ubuntu 8.10:
libdns44 1:9.5.0.dfsg.P2-1ubuntu3.4

Ubuntu 9.04:
libdns46 1:9.5.1.dfsg.P2-1ubuntu0.3

Ubuntu 9.10:
libdns53 1:9.6.1.dfsg.P1-3ubuntu0.2

In general, a standard system upgrade is sufficient to effect the necessary changes.

Details follow:

Michael Sinatra discovered that Bind did not correctly validate certain records added to its cache. When DNSSEC validation is in use, a remote attacker could exploit this to spoof DNS entries and poison DNS caches. Among other things, this could lead to misdirected email and web traffic.

Original Source

Url : http://www.ubuntu.com/usn/USN-865-1

Alert History

If you want to see full details history, please login or register.
2016-04-05 00:27:47
  • Multiple Updates
2014-02-17 12:06:25
  • Multiple Updates