CVE-2023-21881
First published: Tue Jan 17 2023(Updated: )
Vulnerability in the MySQL Server product of Oracle MySQL (component: Server: Optimizer). Supported versions that are affected are 8.0.31 and prior. Easily exploitable vulnerability allows high privileged attacker with network access via multiple protocols to compromise MySQL Server. Successful attacks of this vulnerability can result in unauthorized ability to cause a hang or frequently repeatable crash (complete DOS) of MySQL Server. CVSS 3.1 Base Score 4.9 (Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H).
Credit: secalert_us@oracle.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Oracle MySQL | >=8.0.0<=8.0.31 |
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Reference Links
Frequently Asked Questions
What is the vulnerability ID?
The vulnerability ID is CVE-2023-21881.
What is the affected software?
The affected software is Oracle MySQL version 8.0.31 and prior.
How severe is the vulnerability?
The vulnerability is considered to have a severity level of medium, with a CVSS score of 4.9.
How can the vulnerability be exploited?
The vulnerability can be exploited by a high privileged attacker with network access via multiple protocols to compromise MySQL Server.
How can I fix this vulnerability?
To fix this vulnerability, it is recommended to upgrade Oracle MySQL to version 8.0.33 or later.
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