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CVE-2022-32743

Published: 1 September 2022

Samba does not validate the Validated-DNS-Host-Name right for the dNSHostName attribute which could permit unprivileged users to write it.

Notes

AuthorNote
mdeslaur
per comments #11 and #12 in the upstream bug, this is a
low-severity issue. Setting priority to low.
Upstream Samba project did not publish updates for stable
releases below 4.17.x

Priority

Low

Cvss 3 Severity Score

7.5

Score breakdown

Status

Package Release Status
samba
Launchpad, Ubuntu, Debian
kinetic Ignored
(end of life, was needed)
bionic Needed

focal Needed

jammy Needed

trusty Needs triage

upstream
Released (4.17.0)
xenial Needs triage

lunar Not vulnerable
(2:4.17.3+dfsg-3ubuntu1)
mantic Not vulnerable
(2:4.17.3+dfsg-3ubuntu1)

Severity score breakdown

Parameter Value
Base score 7.5
Attack vector Network
Attack complexity Low
Privileges required None
User interaction None
Scope Unchanged
Confidentiality None
Integrity impact High
Availability impact None
Vector CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N