PT-2021-6394 · Oracle+8 · Mysql Server+7
Published
2021-11-15
·
Updated
2023-05-30
·
CVE-2022-21342
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 8.0.27 and prior
Description
The issue is related to errors in resource release in the MySQL Server component, specifically in the Optimizer subsystem. This can be exploited by a remote attacker to cause a denial of service via the MySQL network protocol. Successful attacks can result in the ability to cause a hang or frequently repeatable crash of the MySQL Server, leading to a complete denial of service. The vulnerability can be exploited by a high-privileged attacker with network access via multiple protocols.
Recommendations
For MySQL Server versions 8.0.27 and prior, update to a version that contains a fix for this issue.
At the moment, there is no information about a newer version that contains a fix for this vulnerability.
Exploit
Improper Resource Release
RCE
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Related Identifiers
Affected Products
Alt Linux
Almalinux
Centos
Linuxmint
Mysql Server
Red Hat
Rocky Linux
Ubuntu