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Vulnerability Details : CVE-2016-6172

PowerDNS (aka pdns) Authoritative Server before 4.0.1 allows remote primary DNS servers to cause a denial of service (memory exhaustion and secondary DNS server crash) via a large (1) AXFR or (2) IXFR response.
Publish Date : 2016-09-26 Last Update Date : 2018-10-30
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- CVSS Scores & Vulnerability Types

CVSS Score
7.1
Confidentiality Impact None (There is no impact to the confidentiality of the system.)
Integrity Impact None (There is no impact to the integrity of the system)
Availability Impact Complete (There is a total shutdown of the affected resource. The attacker can render the resource completely unavailable.)
Access Complexity Medium (The access conditions are somewhat specialized. Some preconditions must be satistified to exploit)
Authentication Not required (Authentication is not required to exploit the vulnerability.)
Gained Access None
Vulnerability Type(s) Denial Of Service
CWE ID 400

- Products Affected By CVE-2016-6172

# Product Type Vendor Product Version Update Edition Language
1 OS Opensuse Leap 42.1 * * * Version Details Vulnerabilities
2 OS Opensuse Opensuse 13.2 * * * Version Details Vulnerabilities
3 Application Powerdns Authoritative Server * * * * Version Details Vulnerabilities

- Number Of Affected Versions By Product

Vendor Product Vulnerable Versions
Opensuse Leap 1
Opensuse Opensuse 1
Powerdns Authoritative Server 1

- References For CVE-2016-6172

http://www.securitytracker.com/id/1036242
SECTRACK 1036242
https://github.com/PowerDNS/pdns/pull/4134 CONFIRM
http://www.securityfocus.com/bid/91678
BID 91678 Multiple DNS Servers Remote Denial of Service Vulnerability Release Date:2016-07-07
https://github.com/PowerDNS/pdns/issues/4133 CONFIRM
https://github.com/PowerDNS/pdns/issues/4128 CONFIRM
http://www.openwall.com/lists/oss-security/2016/07/06/3
MLIST [oss-security] 20160706 Malicious primary DNS servers can crash secondaries
https://lists.dns-oarc.net/pipermail/dns-operations/2016-July/015058.html
MLIST [dns-operations] 20160704 DNS activities in Japan
https://doc.powerdns.com/md/changelog/#powerdns-authoritative-server-401 CONFIRM
http://www.debian.org/security/2016/dsa-3664
DEBIAN DSA-3664
http://lists.opensuse.org/opensuse-updates/2016-08/msg00085.html
SUSE openSUSE-SU-2016:2116
https://github.com/sischkg/xfer-limit/blob/master/README.md

- Metasploit Modules Related To CVE-2016-6172

There are not any metasploit modules related to this CVE entry (Please visit www.metasploit.com for more information)


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