PT-2020-4526 · Mysql Server+7 · Mysql Server+7
Published
2020-10-20
·
Updated
2022-03-29
·
CVE-2020-14773
CVSS v2.0
6.8
Medium
| Vector | AV:N/AC:L/Au:S/C:N/I:N/A:C |
Name of the Vulnerable Software and Affected Versions
MySQL Server versions 8.0.21 and prior
Description
The issue is related to insufficient input validation in the Server: Optimizer component of the MySQL Server system, which can be exploited by a remote attacker to cause a denial of service via the MySQL network protocol. This can result in the ability to cause a hang or frequently repeatable crash of the MySQL Server. A high-privileged attacker with network access can compromise the MySQL Server through multiple protocols.
Recommendations
For versions 8.0.21 and prior, update to a version that contains a fix for this issue to prevent exploitation.
At the moment, there is no information about a newer version that contains a fix for this vulnerability.
Exploit
RCE
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Weakness Enumeration
Related Identifiers
Affected Products
Alt Linux
Almalinux
Centos
Linuxmint
Mysql Server
Red Hat
Rocky Linux
Ubuntu