CVE-2016-0771
Published: 8 March 2016
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.
Notes
Author | Note |
---|---|
mdeslaur | 4.0+ only |
Priority
Status
Package | Release | Status |
---|---|---|
samba Launchpad, Ubuntu, Debian |
precise |
Not vulnerable
|
trusty |
Released
(2:4.1.6+dfsg-1ubuntu2.14.04.13)
|
|
upstream |
Needs triage
|
|
wily |
Released
(2:4.1.17+dfsg-4ubuntu3.3)
|
|
xenial |
Released
(2:4.3.6+dfsg-1ubuntu1)
|
|
yakkety |
Released
(2:4.3.6+dfsg-1ubuntu1)
|
|
zesty |
Released
(2:4.3.6+dfsg-1ubuntu1)
|
|
samba4 Launchpad, Ubuntu, Debian |
precise |
Ignored
(end of life)
|
trusty |
Does not exist
|
|
upstream |
Needs triage
|
|
wily |
Does not exist
|
|
xenial |
Does not exist
|
|
yakkety |
Does not exist
|
|
zesty |
Does not exist
|
Severity score breakdown
Parameter | Value |
---|---|
Base score | 5.9 |
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 |