Upstream information

CVE-2016-6172 at MITRE


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.

SUSE information

Overall state of this security issue: Does not affect SUSE products

This issue is currently rated as having important severity.

CVSS v2 Scores
  National Vulnerability Database SUSE
Base Score 7.1 7.1
Vector AV:N/AC:M/Au:N/C:N/I:N/A:C AV:N/AC:M/Au:N/C:N/I:N/A:C
Access Vector Network Network
Access Complexity Medium Medium
Authentication None None
Confidentiality Impact None None
Integrity Impact None None
Availability Impact Complete Complete
CVSS v3 Scores
  National Vulnerability Database
Base Score 6.8
Vector CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:C/C:N/I:N/A:H
Attack Vector Network
Attack Complexity High
Privileges Required None
User Interaction None
Scope Changed
Confidentiality Impact None
Integrity Impact None
Availability Impact High
CVSSv3 Version 3
SUSE Bugzilla entry: 987872 [RESOLVED / FIXED]

SUSE Security Advisories:

List of released packages

Product(s) Fixed package version(s) References
openSUSE Tumbleweed
  • pdns >= 4.0.1-1.2
  • pdns-backend-geoip >= 4.0.1-1.2
  • pdns-backend-godbc >= 4.0.1-1.2
  • pdns-backend-ldap >= 4.0.1-1.2
  • pdns-backend-lua >= 4.0.1-1.2
  • pdns-backend-mydns >= 4.0.1-1.2
  • pdns-backend-mysql >= 4.0.1-1.2
  • pdns-backend-postgresql >= 4.0.1-1.2
  • pdns-backend-remote >= 4.0.1-1.2
  • pdns-backend-sqlite3 >= 4.0.1-1.2
  • pdns-recursor >= 4.0.3-1.2
openSUSE Tumbleweed GA pdns-4.0.1-1.2
openSUSE Tumbleweed GA pdns-recursor-4.0.3-1.2

Status of this issue by product and package

Please note that this evaluation state might be work in progress, incomplete or outdated. Also information for service packs in the LTSS phase is only included for issues meeting the LTSS criteria. If in doubt, feel free to contact us for clarification. The updates are grouped by state of their lifecycle. SUSE product lifecycles are documented on the lifecycle page.

Product(s) Source package State
Products past their end of life and not receiving proactive updates anymore.
HPE Helion OpenStack 8 pdns Analysis
SUSE OpenStack Cloud 8 pdns Analysis
SUSE OpenStack Cloud 9 pdns Analysis

SUSE Timeline for this CVE

CVE page created: Wed Jul 6 13:19:42 2016
CVE page last modified: Mon Jan 16 17:29:11 2023