CVE-2016-0634
Published: 16 September 2016
The expansion of '\h' in the prompt string in bash 4.3 allows remote authenticated users to execute arbitrary code via shell metacharacters placed in 'hostname' of a machine.
Priority
Status
Package | Release | Status |
---|---|---|
bash Launchpad, Ubuntu, Debian |
artful |
Not vulnerable
(4.4-2ubuntu1)
|
bionic |
Not vulnerable
(4.4-2ubuntu1)
|
|
cosmic |
Not vulnerable
(4.4-2ubuntu1)
|
|
disco |
Not vulnerable
(4.4-2ubuntu1)
|
|
eoan |
Not vulnerable
(4.4-2ubuntu1)
|
|
focal |
Not vulnerable
(4.4-2ubuntu1)
|
|
groovy |
Not vulnerable
(4.4-2ubuntu1)
|
|
hirsute |
Not vulnerable
(4.4-2ubuntu1)
|
|
precise |
Ignored
(end of life)
|
|
trusty |
Released
(4.3-7ubuntu1.7)
|
|
upstream |
Released
(4.4)
|
|
xenial |
Released
(4.3-14ubuntu1.2)
|
|
yakkety |
Released
(4.3-15ubuntu1.1)
|
|
zesty |
Not vulnerable
(4.4-2ubuntu1)
|
|
Patches: upstream: https://ftp.gnu.org/gnu/bash/bash-4.3-patches/bash43-047 |
Severity score breakdown
Parameter | Value |
---|---|
Base score | 7.5 |
Attack vector | Network |
Attack complexity | High |
Privileges required | Low |
User interaction | None |
Scope | Unchanged |
Confidentiality | High |
Integrity impact | High |
Availability impact | High |
Vector | CVSS:3.0/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H |