CVE-2017-9078
Published: 19 May 2017
The server in Dropbear before 2017.75 might allow post-authentication root remote code execution because of a double free in cleanup of TCP listeners when the -a option is enabled.
Priority
Status
| Package | Release | Status |
|---|---|---|
|
dropbear Launchpad, Ubuntu, Debian |
artful |
Ignored
(end of life)
|
| bionic |
Not vulnerable
(2017.74-3build1)
|
|
| cosmic |
Not vulnerable
(2017.75-3build1)
|
|
| disco |
Not vulnerable
(2017.75-3build1)
|
|
| eoan |
Not vulnerable
(2017.75-3build1)
|
|
| focal |
Not vulnerable
(2017.75-3build1)
|
|
| groovy |
Not vulnerable
(2017.75-3build1)
|
|
| hirsute |
Not vulnerable
(2017.75-3build1)
|
|
| impish |
Not vulnerable
(2017.75-3build1)
|
|
| jammy |
Not vulnerable
(2017.75-3build1)
|
|
| kinetic |
Not vulnerable
(2017.75-3build1)
|
|
| lunar |
Not vulnerable
(2017.75-3build1)
|
|
| mantic |
Not vulnerable
(2017.75-3build1)
|
|
| trusty |
Does not exist
(trusty was needed)
|
|
| upstream |
Released
(2017.75)
|
|
| xenial |
Needed
|
|
| yakkety |
Ignored
(end of life)
|
|
| zesty |
Ignored
(end of life)
|
|
|
Patches: upstream: https://secure.ucc.asn.au/hg/dropbear/rev/c8114a48837c |
||
Severity score breakdown
| Parameter | Value |
|---|---|
| Base score | 8.8 |
| Attack vector | Network |
| Attack complexity | Low |
| Privileges required | Low |
| User interaction | None |
| Scope | Unchanged |
| Confidentiality | High |
| Integrity impact | High |
| Availability impact | High |
| Vector | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |