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CVE-2017-15094

Published: 23 January 2018

An issue has been found in the DNSSEC parsing code of PowerDNS Recursor from 4.0.0 up to and including 4.0.6 leading to a memory leak when parsing specially crafted DNSSEC ECDSA keys. These keys are only parsed when validation is enabled by setting dnssec to a value other than off or process-no-validate (default).

Priority

Low

Cvss 3 Severity Score

5.9

Score breakdown

Status

Package Release Status
pdns-recursor
Launchpad, Ubuntu, Debian
artful Ignored
(end of life)
bionic Not vulnerable
(4.1.1-2)
cosmic Not vulnerable
(4.1.1-2)
disco Not vulnerable
(4.1.1-2)
eoan Not vulnerable
(4.1.1-2)
focal Not vulnerable
(4.1.1-2)
groovy Not vulnerable
(4.1.1-2)
hirsute Not vulnerable
(4.1.1-2)
impish Not vulnerable
(4.1.1-2)
jammy Not vulnerable
(4.1.1-2)
kinetic Not vulnerable
(4.1.1-2)
lunar Not vulnerable
(4.1.1-2)
mantic Not vulnerable
(4.1.1-2)
noble Not vulnerable
(4.1.1-2)
trusty Does not exist
(trusty was not-affected [code not present])
upstream
Released (4.0.7-1)
xenial Needed

zesty Ignored
(end of life)

Severity score breakdown

Parameter Value
Base score 5.9
Attack vector Network
Attack complexity High
Privileges required None
User interaction None
Scope Unchanged
Confidentiality None
Integrity impact None
Availability impact High
Vector CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H