CVE-2016-2115
Published: 12 April 2016
Samba 3.x and 4.x before 4.2.11, 4.3.x before 4.3.8, and 4.4.x before 4.4.2 does not require SMB signing within a DCERPC session over ncacn_np, which allows man-in-the-middle attackers to spoof SMB clients by modifying the client-server data stream.
Priority
Status
Package | Release | Status |
---|---|---|
samba Launchpad, Ubuntu, Debian |
precise |
Released
(2:3.6.25-0ubuntu0.12.04.2)
|
trusty |
Released
(2:4.3.8+dfsg-0ubuntu0.14.04.2)
|
|
upstream |
Released
(4.4.2,4.3.8,4.2.11)
|
|
wily |
Released
(2:4.3.8+dfsg-0ubuntu0.15.10.2)
|
|
xenial |
Released
(2:4.3.8+dfsg-0ubuntu1)
|
|
yakkety |
Released
(2:4.3.8+dfsg-0ubuntu1)
|
|
zesty |
Released
(2:4.3.8+dfsg-0ubuntu1)
|
|
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 | 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 |