CVE-2023-22026
First published: Tue Oct 17 2023(Updated: )
Vulnerability in the MySQL Server product of Oracle MySQL (component: Server: Optimizer). Supported versions that are affected are 5.7.42 and prior and 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 secalert_us@oracle.com secalert_us@oracle.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| ubuntu/mysql-5.7 | <5.7.43-0ubuntu0.16.04.1+ | 5.7.43-0ubuntu0.16.04.1+ |
| ubuntu/mysql-5.7 | <5.7.43-0ubuntu0.18.04.1+ | 5.7.43-0ubuntu0.18.04.1+ |
| ubuntu/mysql-5.7 | <5.7.43 | 5.7.43 |
| ubuntu/mysql-8.0 | <8.0.32-0 | 8.0.32-0 |
| ubuntu/mysql-8.0 | <8.0.32-0 | 8.0.32-0 |
| ubuntu/mysql-8.0 | <8.0.32-0ubuntu2 | 8.0.32-0ubuntu2 |
| ubuntu/mysql-8.0 | <8.0.32-0ubuntu2 | 8.0.32-0ubuntu2 |
| ubuntu/mysql-8.0 | <8.0.32 | 8.0.32 |
| debian/mysql-8.0 | 8.0.36-2 | |
| MySQL | >=5.0.0<=5.7.42 | |
| MySQL | >=8.0<=8.0.31 | |
| NetApp OnCommand Insight |
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Reference Links
- https://www.oracle.com/security-alerts/cpuoct2023.html
- https://security.netapp.com/advisory/ntap-20231027-0009/
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-22026
- https://ubuntu.com/security/notices/USN-6288-2
- https://nvd.nist.gov/vuln/detail/CVE-2023-22026
- https://launchpad.net/bugs/cve/CVE-2023-22026
- https://security-tracker.debian.org/tracker/CVE-2023-22026
- https://ubuntu.com/security/CVE-2023-22026
Frequently Asked Questions
What is CVE-2023-22026?
CVE-2023-22026 is a vulnerability in the MySQL Server product of Oracle MySQL (component: Server: Optimizer).
Which versions of MySQL are affected by CVE-2023-22026?
The affected versions are MySQL 5.7.42 and prior, and MySQL 8.0.31 and prior.
What is the severity of CVE-2023-22026?
The severity of CVE-2023-22026 is medium with a severity value of 4.9.
How can an attacker exploit CVE-2023-22026?
An attacker with high privileged access via multiple protocols can exploit CVE-2023-22026.
Is there a fix available for CVE-2023-22026?
Ensure that you have updated to MySQL version 5.7.43 or 8.0.32, as these versions contain the fix for CVE-2023-22026.
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