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Ubuntu Security Notice (C) 2010-2016 Canonical, Inc. / NASL script (C) 2010-2016 Tenable Network Security, Inc.
The remote Ubuntu host is missing one or more security-related
It was discovered that Bind would incorrectly cache bogus NXDOMAIN
responses. When DNSSEC validation is in use, a remote attacker could
exploit this to cause a denial of service, and possibly poison DNS
USN-865-1 provided updated Bind packages to fix a security
vulnerability. The upstream security patch to fix CVE-2009-4022 was
incomplete and CVE-2010-0290 was assigned to the issue. This update
corrects the problem.
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.
Note that Tenable Network Security has extracted the preceding
description block directly from the Ubuntu security advisory. Tenable
has attempted to automatically clean and format it as much as possible
without introducing additional issues.
Update the affected packages.
Risk factor :
Medium / CVSS Base Score : 4.3
CVSS Temporal Score : 3.7
Public Exploit Available : false
Family: Ubuntu Local Security Checks
Nessus Plugin ID: 44106 ()
Bugtraq ID: 37865
CVE ID: CVE-2009-4022CVE-2010-0097CVE-2010-0290
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