SB2022011904 - Multiple vulnerabilities in MySQL Connectors



SB2022011904 - Multiple vulnerabilities in MySQL Connectors

Published: January 19, 2022

Security Bulletin ID SB2022011904
Severity
Medium
Patch available
YES
Number of vulnerabilities 2
Exploitation vector Remote access
Highest impact Code execution

Breakdown by Severity

Medium 100%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 2 secuirty vulnerabilities.


1) Improper input validation (CVE-ID: CVE-2022-21363)

The vulnerability allows a remote privileged user to execute arbitrary code.

The vulnerability exists due to improper input validation within the Connector/J component in MySQL Connectors. A remote privileged user can exploit this vulnerability to execute arbitrary code.


2) Out-of-bounds read (CVE-ID: CVE-2021-3712)

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

The vulnerability exists due to a boundary condition when processing ASN.1 strings related to a confusion with NULL termination of strings in array. A remote attacker can pass specially crafted data to the application to trigger an out-of-bounds read error and read contents of memory on the system or perform a denial of service (DoS) attack.


Remediation

Install update from vendor's website.