SB2021080603 - SUSE Linux Enterprise Module for Server Applications update for mariadb



SB2021080603 - SUSE Linux Enterprise Module for Server Applications update for mariadb

Published: August 6, 2021 Updated: December 15, 2022

Security Bulletin ID SB2021080603
Severity
High
Patch available
YES
Number of vulnerabilities 3
Exploitation vector Remote access
Highest impact Code execution

Breakdown by Severity

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

Description

This security bulletin contains information about 3 secuirty vulnerabilities.


1) Improper input validation (CVE-ID: CVE-2021-2154)

The vulnerability allows a remote privileged user to perform a denial of service (DoS) attack.

The vulnerability exists due to improper input validation within the Server: DML component in MySQL Server. A remote privileged user can exploit this vulnerability to perform a denial of service (DoS) attack.


2) Improper input validation (CVE-ID: CVE-2021-2166)

The vulnerability allows a remote privileged user to perform a denial of service (DoS) attack.

The vulnerability exists due to improper input validation within the Server: DML component in MySQL Server. A remote privileged user can exploit this vulnerability to perform a denial of service (DoS) attack.


3) Command Injection (CVE-ID: CVE-2021-27928)

The vulnerability allows a remote attacker to execute arbitrary commands on the target system.

The vulnerability exists due to improper input validation in the "wsrep_provider" and "wsrep_notify_cmd" parameters. A remote attacker can pass specially crafted data to the application and execute arbitrary commands on the target system.


Remediation

Install update from vendor's website.