CVE-2016-10010
Published: 4 January 2017
sshd in OpenSSH before 7.4, when privilege separation is not used, creates forwarded Unix-domain sockets as root, which might allow local users to gain privileges via unspecified vectors, related to serverloop.c.
Notes
| Author | Note |
|---|---|
| sbeattie | unix socket forwarding was introduced in openssh 6.7 |
| mdeslaur | privilege separation is enabled in Debian/Ubuntu |
Priority
Status
| Package | Release | Status |
|---|---|---|
|
openssh Launchpad, Ubuntu, Debian |
upstream |
Released
(1:7.4p1-1)
|
| xenial |
Released
(1:7.2p2-4ubuntu2.4)
|
|
| yakkety |
Ignored
(end of life)
|
|
| zesty |
Not vulnerable
(1:7.4p1-1)
|
|
| precise |
Not vulnerable
(code not present)
|
|
| trusty |
Not vulnerable
(code not present)
|
|
| artful |
Not vulnerable
(1:7.4p1-1)
|
|
|
Patches: upstream: https://github.com/openssh/openssh-portable/commit/b737e4d7433577403a31cff6614f6a1b0b5e22f4 upstream: https://github.com/openssh/openssh-portable/commit/51045869fa084cdd016fdd721ea760417c0a3bf3 |
||
Severity score breakdown
| Parameter | Value |
|---|---|
| Base score | 7.0 |
| Attack vector | Local |
| Attack complexity | High |
| Privileges required | Low |
| User interaction | None |
| Scope | Unchanged |
| Confidentiality | High |
| Integrity impact | High |
| Availability impact | High |
| Vector | CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H |