CVE-2016-6173: High severity nlnetlabs Nsd vulnerability
Published Feb 9, 2017
·Updated
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.
Affected Software
1 affected component
nlnetlabs Nsd<=4.1.10
Event History
Feb 9, 2017
CVE Published
via MITRE·03:00 PM
Data Sourced
via MITRE·03:00 PM
Description
Data Sourced
via NVD·03:59 PM
DescriptionSeverityWeaknessAffected Software
Frequently Asked Questions
1
What is the severity of CVE-2016-6173?
CVE-2016-6173 is classified as a denial of service vulnerability that can lead to service disruption.
2
How do I fix CVE-2016-6173?
To fix CVE-2016-6173, upgrade to NSD version 4.1.11 or later.
3
What types of systems are affected by CVE-2016-6173?
CVE-2016-6173 affects NSD versions prior to 4.1.11, particularly on slave DNS servers.
4
What is the cause of the vulnerability in CVE-2016-6173?
CVE-2016-6173 is caused by the ability of remote DNS master servers to send a zone transfer with unlimited data.
5
Can CVE-2016-6173 be exploited remotely?
Yes, CVE-2016-6173 can be exploited remotely, leading to disk consumption and potentially crashing the DNS slave server.