Your submission was sent successfully! Close

Thank you for contacting us. A member of our team will be in touch shortly. Close

You have successfully unsubscribed! Close

Thank you for signing up for our newsletter!
In these regular emails you will find the latest updates about Ubuntu and upcoming events where you can meet our team.Close

CVE-2016-0771

Publication date 8 March 2016

Last updated 24 July 2024

Ubuntu priority

Medium

Why this priority?

Cvss 3 Severity Score

5.9 · Medium

Score breakdown

The internal DNS server in Samba 4.x before 4.1.23, 4.2.x before 4.2.9, 4.3.x before 4.3.6, and 4.4.x before 4.4.0rc4, when an AD DC is configured, allows remote authenticated users to cause a denial of service (out-of-bounds read) or possibly obtain sensitive information from process memory by uploading a crafted DNS TXT record.

Read the notes from the security team

Status

Package Ubuntu Release Status
samba 17.04 zesty
Fixed 2:4.3.6+dfsg-1ubuntu1
16.10 yakkety
Fixed 2:4.3.6+dfsg-1ubuntu1
16.04 LTS xenial
Fixed 2:4.3.6+dfsg-1ubuntu1
15.10 wily
Fixed 2:4.1.17+dfsg-4ubuntu3.3
14.04 LTS trusty
Fixed 2:4.1.6+dfsg-1ubuntu2.14.04.13
12.04 LTS precise
Not affected
samba4 17.04 zesty Not in release
16.10 yakkety Not in release
16.04 LTS xenial Not in release
15.10 wily Not in release
14.04 LTS trusty Not in release
12.04 LTS precise Ignored end of life

Notes

mdeslaur

4.0+ only

Severity score breakdown

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

References

Related Ubuntu Security Notices (USN)

Other references