PT-2020-5453 · Mysql Server+8 · Mysql Server+8
Published
2020-08-10
·
Updated
2025-06-10
·
CVE-2021-2022
CVSS v2.0
6.3
Medium
| Vector | AV:N/AC:M/Au:S/C:N/I:N/A:C |
Name of the Vulnerable Software and Affected Versions
MySQL Server versions 5.6.50 and prior
MySQL Server versions 5.7.32 and prior
MySQL Server versions 8.0.22 and prior
Description
The issue is related to the InnoDB component of MySQL Server and is caused by errors in resource release. It allows a high-privileged attacker with network access via multiple protocols to compromise MySQL Server. Successful attacks can result in the unauthorized ability to cause a hang or frequently repeatable crash (complete DOS) of MySQL Server.
Recommendations
For MySQL Server version 5.6.50 and prior, update to a version later than 5.6.50 to resolve the issue.
For MySQL Server version 5.7.32 and prior, update to a version later than 5.7.32 to resolve the issue.
For MySQL Server version 8.0.22 and prior, update to a version later than 8.0.22 to resolve the issue.
As a temporary workaround, consider restricting network access to the MySQL Server to minimize the risk of exploitation.
Exploit
Fix
Improper Resource Release
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Weakness Enumeration
Related Identifiers
Affected Products
Alt Linux
Almalinux
Centos
Linuxmint
Mariadb Server
Mysql Server
Red Hat
Rocky Linux
Ubuntu