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CVE-2017-3143

Published: 29 June 2017

An attacker who is able to send and receive messages to an authoritative DNS server and who has knowledge of a valid TSIG key name for the zone and service being targeted may be able to manipulate BIND into accepting an unauthorized dynamic update. Affects BIND 9.4.0->9.8.8, 9.9.0->9.9.10-P1, 9.10.0->9.10.5-P1, 9.11.0->9.11.1-P1, 9.9.3-S1->9.9.10-S2, 9.10.5-S1->9.10.5-S2.

Priority

Medium

Cvss 3 Severity Score

5.9

Score breakdown

Status

Package Release Status
bind9
Launchpad, Ubuntu, Debian
artful
Released (1:9.10.3.dfsg.P4-10.1ubuntu7)
trusty
Released (1:9.9.5.dfsg-3ubuntu0.15)
upstream Needs triage

xenial
Released (1:9.10.3.dfsg.P4-8ubuntu1.7)
yakkety
Released (1:9.10.3.dfsg.P4-10.1ubuntu1.7)
zesty
Released (1:9.10.3.dfsg.P4-10.1ubuntu5.1)

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 High
Availability impact None
Vector CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N