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CVE-2017-15091

Published: 23 January 2018

An issue has been found in the API component of PowerDNS Authoritative 4.x up to and including 4.0.4 and 3.x up to and including 3.4.11, where some operations that have an impact on the state of the server are still allowed even though the API has been configured as read-only via the api-readonly keyword. This missing check allows an attacker with valid API credentials to flush the cache, trigger a zone transfer or send a NOTIFY.

Priority

Medium

Cvss 3 Severity Score

7.1

Score breakdown

Status

Package Release Status
pdns
Launchpad, Ubuntu, Debian
artful Ignored
(end of life)
bionic Not vulnerable
(4.1.1-1)
cosmic Not vulnerable
(4.1.1-1)
disco Not vulnerable
(4.1.1-1)
eoan Not vulnerable
(4.1.1-1)
focal Not vulnerable
(4.1.1-1)
groovy Not vulnerable
(4.1.1-1)
hirsute Not vulnerable
(4.1.1-1)
impish Not vulnerable
(4.1.1-1)
jammy Not vulnerable
(4.1.1-1)
kinetic Not vulnerable
(4.1.1-1)
lunar Not vulnerable
(4.1.1-1)
mantic Not vulnerable
(4.1.1-1)
noble Not vulnerable
(4.1.1-1)
trusty Does not exist
(trusty was needed)
upstream
Released (4.0.5-1)
xenial Needed

zesty Ignored
(end of life)

Severity score breakdown

Parameter Value
Base score 7.1
Attack vector Network
Attack complexity Low
Privileges required Low
User interaction None
Scope Unchanged
Confidentiality None
Integrity impact Low
Availability impact High
Vector CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:H