CVE-2018-1057

Publication date 13 March 2018

Last updated 25 August 2025

Ubuntu priority

High

Why this priority?

Cvss 3 Severity Score

8.8 · High

Score breakdown

Description

On a Samba 4 AD DC the LDAP server in all versions of Samba from 4.0.0 onwards incorrectly validates permissions to modify passwords over LDAP allowing authenticated users to change any other users' passwords, including administrative users and privileged service accounts (eg Domain Controllers).

Read the notes from the security team

Status

Package Ubuntu Release Status
samba 17.10 artful
Fixed 2:4.6.7+dfsg-1ubuntu3.2
16.04 LTS xenial
Fixed 2:4.3.11+dfsg-0ubuntu0.16.04.13
14.04 LTS trusty
Fixed 2:4.3.11+dfsg-0ubuntu0.14.04.14

Notes

mdeslaur

4.0.0 onwards

Severity score breakdown

CVSS version: CVSS v3.0

Base score 8.8 · High

Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

References

Related Ubuntu Security Notices (USN)

Other references

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