Vulnerability CVE-2016-6173


Published: 2017-02-09

Description:
NSD before 4.1.11 allows remote DNS master servers to cause a denial of service (/tmp disk consumption and slave server crash) via a zone transfer with unlimited data.

CVSS2 => (AV:N/AC:L/Au:N/C:N/I:N/A:C)

CVSS Base Score
Impact Subscore
Exploitability Subscore
7.8/10
6.9/10
10/10
Exploit range
Attack complexity
Authentication
Remote
Low
No required
Confidentiality impact
Integrity impact
Availability impact
None
None
Complete
Affected software
Nlnetlabs -> NSD 

 References:
http://www.nlnetlabs.nl/svn/nsd/tags/NSD_4_1_11_REL/doc/RELNOTES
http://www.openwall.com/lists/oss-security/2016/07/06/3
http://www.openwall.com/lists/oss-security/2016/07/06/4
http://www.securityfocus.com/bid/91678
https://github.com/sischkg/xfer-limit/blob/master/README.md
https://lists.dns-oarc.net/pipermail/dns-operations/2016-July/015058.html
https://open.nlnetlabs.nl/pipermail/nsd-users/2016-August/002342.html
https://www.nlnetlabs.nl/bugs-script/show_bug.cgi?id=790

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