SB2023032949 - Multiple vulnerabilities in Samba



SB2023032949 - Multiple vulnerabilities in Samba

Published: March 29, 2023

Security Bulletin ID SB2023032949
Severity
Medium
Patch available
YES
Number of vulnerabilities 3
Exploitation vector Adjecent network
Highest impact Information disclosure

Breakdown by Severity

Medium 33% Low 67%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 3 secuirty vulnerabilities.


1) Improper access control (CVE-ID: CVE-2023-0614)

The vulnerability allows a remote user to gain gain access to sensitive information.

The vulnerability exists due to insufficient patch for vulnerability #VU14335 (CVE-2018-10919). A remote user can bypass implemented security restrictions and gain access to sensitive information.


2) Permissions, Privileges, and Access Controls (CVE-ID: CVE-2023-0225)

The vulnerability allows a remote user to delete certain attributes.

The vulnerability exists due to improper access restrictions. A remote unprivileged user can delete the "dnsHostname" attribute.


3) Cleartext transmission of sensitive information (CVE-ID: CVE-2023-0922)

The vulnerability allows a remote attacker to gain access to sensitive information.

The vulnerability exists due to samba-tool transmits credentials to the LDAP server in clear text. A remote attacker with ability to intercept network traffic can gain access to sensitive data.


Remediation

Install update from vendor's website.