Test ID:	1.3.6.1.4.1.25623.1.0.106121
Category:	Denial of Service
Title:	NSD (Name Server Daemon) AXFR Response Denial of Service Vulnerability
Summary:	NSD (Name Server Daemon) is prone to a denial of service vulnerability.
Description:	Summary: NSD (Name Server Daemon) is prone to a denial of service vulnerability. Vulnerability Insight: Primary DNS servers may cause a denial of service (secondary DNS server crash) via a large AXFR response, and possibly allows IXFR servers to cause a denial of service (IXFR client crash) via a large IXFR response and allows remote authenticated users to cause a denial of service (primary DNS server crash) via a large UPDATE message Vulnerability Impact: An authenticated remote attacker may cause a denial of service condition. Affected Software/OS: Version <= 4.1.10 Solution: Update to version 4.1.11. CVSS Score: 7.8 CVSS Vector: AV:N/AC:L/Au:N/C:N/I:N/A:C
Cross-Ref:	Common Vulnerability Exposure (CVE) ID: CVE-2016-6173 91678 http://www.securityfocus.com/bid/91678 [dns-operations] 20160704 DNS activities in Japan https://lists.dns-oarc.net/pipermail/dns-operations/2016-July/015058.html [nsd-users] 20160809 NSD 4.1.11 https://open.nlnetlabs.nl/pipermail/nsd-users/2016-August/002342.html [oss-security] 20160706 Malicious primary DNS servers can crash secondaries http://www.openwall.com/lists/oss-security/2016/07/06/3 [oss-security] 20160706 Re: Malicious primary DNS servers can crash secondaries http://www.openwall.com/lists/oss-security/2016/07/06/4 http://www.nlnetlabs.nl/svn/nsd/tags/NSD_4_1_11_REL/doc/RELNOTES https://github.com/sischkg/xfer-limit/blob/master/README.md https://www.nlnetlabs.nl/bugs-script/show_bug.cgi?id=790
Copyright	Copyright (C) 2016 Greenbone AG

This is only one of 145615 vulnerability tests in our test suite. Find out more about running a complete security audit. To run a free test of this vulnerability against your system, register below.