CVE-2021-20251
Published: 27 October 2022
A flaw was found in samba. A race condition in the password lockout code may lead to the risk of brute force attacks being successful if special conditions are met.
Notes
Author | Note |
---|---|
mdeslaur | Samba team considers this issue not serious enough for an advisory, and did not publish updates for releases earlier than 4.16 |
Priority
Status
Package | Release | Status |
---|---|---|
samba Launchpad, Ubuntu, Debian |
bionic |
Needed
|
focal |
Needed
|
|
jammy |
Needed
|
|
trusty |
Needs triage
|
|
upstream |
Released
(4.17.1,4.16.8)
|
|
kinetic |
Released
(2:4.16.8+dfsg-0ubuntu1)
|
|
lunar |
Not vulnerable
(2:4.17.3+dfsg-3ubuntu1)
|
|
xenial |
Needs triage
|
|
mantic |
Not vulnerable
(2:4.17.3+dfsg-3ubuntu1)
|
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:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N |