CVE-2016-6172
PowerDNS Remote Denial of Service
Description
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.
INFO
Published Date :
Sept. 26, 2016, 4:59 p.m.
Last Modified :
Oct. 30, 2018, 4:27 p.m.
Source :
[email protected]
Remotely Exploitable :
Yes !
Impact Score :
4.0
Exploitability Score :
2.2
Affected Products
The following products are affected by CVE-2016-6172
vulnerability.
Even if cvefeed.io is aware of the exact versions of the
products
that
are
affected, the information is not represented in the table below.
References to Advisories, Solutions, and Tools
Here, you will find a curated list of external links that provide in-depth
information, practical solutions, and valuable tools related to
CVE-2016-6172.
| URL | Resource |
|---|---|
| http://lists.opensuse.org/opensuse-updates/2016-08/msg00085.html | Third Party Advisory |
| http://www.debian.org/security/2016/dsa-3664 | |
| http://www.openwall.com/lists/oss-security/2016/07/06/3 | Mailing List |
| http://www.securityfocus.com/bid/91678 | |
| http://www.securitytracker.com/id/1036242 | |
| https://doc.powerdns.com/md/changelog/#powerdns-authoritative-server-401 | Release Notes |
| https://github.com/PowerDNS/pdns/issues/4128 | Issue Tracking |
| https://github.com/PowerDNS/pdns/issues/4133 | Issue Tracking |
| https://github.com/PowerDNS/pdns/pull/4134 | Issue Tracking |
| https://github.com/sischkg/xfer-limit/blob/master/README.md | Patch |
| https://lists.dns-oarc.net/pipermail/dns-operations/2016-July/015058.html | Mailing List Third Party Advisory |
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2016-6172 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2016-6172 vulnerability over time.
Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.
-
CVE Modified by [email protected]
May. 14, 2024
Action Type Old Value New Value -
CPE Deprecation Remap by [email protected]
Oct. 30, 2018
Action Type Old Value New Value Changed CPE Configuration OR *cpe:2.3:o:novell:opensuse:13.2:*:*:*:*:*:*:* OR *cpe:2.3:o:opensuse:opensuse:13.2:*:*:*:*:*:*:* -
CPE Deprecation Remap by [email protected]
Oct. 30, 2018
Action Type Old Value New Value Changed CPE Configuration OR *cpe:2.3:o:novell:leap:42.1:*:*:*:*:*:*:* OR *cpe:2.3:o:opensuse:leap:42.1:*:*:*:*:*:*:* -
CVE Modified by [email protected]
Sep. 01, 2017
Action Type Old Value New Value Added Reference http://www.securitytracker.com/id/1036242 [No Types Assigned] -
CVE Modified by [email protected]
Jan. 07, 2017
Action Type Old Value New Value Added Reference http://www.debian.org/security/2016/dsa-3664 [No Types Assigned] -
CVE Modified by [email protected]
Nov. 28, 2016
Action Type Old Value New Value Added Reference http://www.securityfocus.com/bid/91678 [No Types Assigned] -
Modified Analysis by [email protected]
Sep. 27, 2016
Action Type Old Value New Value Added CPE Configuration Configuration 1 OR *cpe:2.3:o:novell:opensuse:13.2:*:*:*:*:*:*:* *cpe:2.3:o:novell:leap:42.1:*:*:*:*:*:*:* Configuration 2 OR *cpe:2.3:a:powerdns:authoritative_server:4.0.0:*:*:*:*:*:*:* (and previous) Added CVSS V2 (AV:N/AC:M/Au:N/C:N/I:N/A:C) Added CVSS V3 AV:N/AC:H/PR:N/UI:N/S:C/C:N/I:N/A:H Changed Reference Type http://lists.opensuse.org/opensuse-updates/2016-08/msg00085.html No Types Assigned http://lists.opensuse.org/opensuse-updates/2016-08/msg00085.html Third Party Advisory Changed Reference Type https://doc.powerdns.com/md/changelog/#powerdns-authoritative-server-401 No Types Assigned https://doc.powerdns.com/md/changelog/#powerdns-authoritative-server-401 Release Notes Changed Reference Type https://github.com/PowerDNS/pdns/pull/4134 No Types Assigned https://github.com/PowerDNS/pdns/pull/4134 Issue Tracking Changed Reference Type https://github.com/PowerDNS/pdns/issues/4133 No Types Assigned https://github.com/PowerDNS/pdns/issues/4133 Issue Tracking Changed Reference Type https://github.com/PowerDNS/pdns/issues/4128 No Types Assigned https://github.com/PowerDNS/pdns/issues/4128 Issue Tracking Changed Reference Type http://www.openwall.com/lists/oss-security/2016/07/06/3 No Types Assigned http://www.openwall.com/lists/oss-security/2016/07/06/3 Mailing List Changed Reference Type https://github.com/sischkg/xfer-limit/blob/master/README.md No Types Assigned https://github.com/sischkg/xfer-limit/blob/master/README.md Patch Changed Reference Type https://lists.dns-oarc.net/pipermail/dns-operations/2016-July/015058.html No Types Assigned https://lists.dns-oarc.net/pipermail/dns-operations/2016-July/015058.html Third Party Advisory, Mailing List Added CWE CWE-400 -
Initial Analysis by [email protected]
Sep. 27, 2016
Action Type Old Value New Value -
Initial Analysis by [email protected]
Sep. 27, 2016
Action Type Old Value New Value
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2016-6172 is
associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification
(CAPEC)
stores attack patterns, which are descriptions of the common attributes and
approaches employed by adversaries to exploit the CVE-2016-6172
weaknesses.
Exploit Prediction
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.
0.65 }} 0.19%
score
0.78805
percentile