CVE-2018-1057

Affected: Samba

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).

USN-3595-1 — samba vulnerabilities

Affected: Ubuntu:14.04:LTS: samba, Ubuntu:16.04:LTS: samba

Björn Baumbach discovered that Samba incorrectly validated permissions when changing account passwords via LDAP. An authenticated attacker could use this issue to change the password of other users, including administrators, and perform actions as those users. (CVE-2018-1057)

It was discovered that Samba incorrectly validated inputs to the RPC spoolss service. An authenticated attacker could use this issue to cause the service to crash, resulting in a denial of service. (CVE-2018-1050)

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CVE-2018-1057

USN-3595-1 — samba vulnerabilities