CVE-2017-6460

Publication date 27 March 2017

Last updated 25 August 2025

Ubuntu priority

Low

Why this priority?

Cvss 3 Severity Score

8.8 · High

Score breakdown

Description

Stack-based buffer overflow in the reslist function in ntpq in NTP before 4.2.8p10 and 4.3.x before 4.3.94 allows remote servers have unspecified impact via a long flagstr variable in a restriction list response.

Status

Package Ubuntu Release Status
ntp 17.04 zesty
Fixed 1:4.2.8p9+dfsg-2ubuntu1.1
16.10 yakkety
Fixed 1:4.2.8p8+dfsg-1ubuntu2.1
16.04 LTS xenial
Fixed 1:4.2.8p4+dfsg-3ubuntu5.5
14.04 LTS trusty
Not affected
12.04 LTS precise Ignored end of life

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

References

Related Ubuntu Security Notices (USN)

Other references