CVE-2016-5426

7.5 HIGH
Published: September 21, 2016 Modified: May 06, 2026
View on NVD

Description

PowerDNS (aka pdns) Authoritative Server before 3.4.10 allows remote attackers to cause a denial of service (backend CPU consumption) via a long qname.

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CVSS v3.x Details

0.0 Low Medium High Critical 10.0
Vector String
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

References to Advisories, Solutions, and Tools

Patch Vendor Advisory Exploit Third Party Advisory
http://www.openwall.com/lists/oss-security/2016/09/09/3
Source: secalert@redhat.com
Release Notes
http://www.securityfocus.com/bid/92917
Source: secalert@redhat.com
https://doc.powerdns.com/md/security/powerdns-advisory-2016-01/
Source: secalert@redhat.com
Vendor Advisory
http://www.debian.org/security/2016/dsa-3664
Source: af854a3a-2127-422b-91ae-364da2661108
http://www.openwall.com/lists/oss-security/2016/09/09/3
Source: af854a3a-2127-422b-91ae-364da2661108
Release Notes
http://www.securityfocus.com/bid/92917
Source: af854a3a-2127-422b-91ae-364da2661108
http://www.securitytracker.com/id/1036761
Source: af854a3a-2127-422b-91ae-364da2661108
https://doc.powerdns.com/md/security/powerdns-advisory-2016-01/
Source: af854a3a-2127-422b-91ae-364da2661108
Vendor Advisory

12 reference(s) from NVD

Quick Stats

CVSS v3 Score
7.5 / 10.0
EPSS (Exploit Probability)
30.6%
98th percentile
Exploitation Status
Not in CISA KEV

Weaknesses (CWE)

Affected Vendors

powerdns