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CVE-2018-7183

Publication date 8 March 2018

Last updated 24 July 2024

Ubuntu priority

Medium

Why this priority?

Cvss 3 Severity Score

9.8 · Critical

Score breakdown

Buffer overflow in the decodearr function in ntpq in ntp 4.2.8p6 through 4.2.8p10 allows remote attackers to execute arbitrary code by leveraging an ntpq query and sending a response with a crafted array.

Status

Package Ubuntu Release Status
ntp 18.10 cosmic
Fixed 1:4.2.8p11+dfsg-1ubuntu1
18.04 LTS bionic
Fixed 1:4.2.8p10+dfsg-5ubuntu7.1
17.10 artful
Fixed 1:4.2.8p10+dfsg-5ubuntu3.3
16.04 LTS xenial
Fixed 1:4.2.8p4+dfsg-3ubuntu5.9
14.04 LTS trusty
Fixed 1:4.2.6.p5+dfsg-3ubuntu2.14.04.13

Patch details

For informational purposes only. We recommend not to cherry-pick updates. How can I get the fixes?

Package Patch details
ntp

Severity score breakdown

Parameter Value
Base score 9.8 · Critical
Attack vector Network
Attack complexity Low
Privileges required None
User interaction None
Scope Unchanged
Confidentiality High
Integrity impact High
Availability impact High
Vector CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H