CVE-2021-2193
First published: Tue Apr 20 2021(Updated: )
Vulnerability in the MySQL Server product of Oracle MySQL (component: Server: Optimizer). Supported versions that are affected are 8.0.23 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 |
|---|---|---|
| redhat/mysql | <8.0.24 | 8.0.24 |
| Oracle MySQL | >=8.0.0<=8.0.23 | |
| Fedora | =32 | |
| Fedora | =33 | |
| Fedora | =34 | |
| NetApp Active IQ Unified Manager for VMware vSphere | ||
| NetApp Active IQ Unified Manager | ||
| NetApp OnCommand Insight | ||
| NetApp OnCommand Workflow Automation | ||
| NetApp SnapCenter |
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Reference Links
- https://www.oracle.com/security-alerts/cpuapr2021.html#AppendixMSQL
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=1951794
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=1951795
- https://access.redhat.com/errata/RHSA-2021:3590
- https://access.redhat.com/security/cve/cve-2021-2193
- https://access.redhat.com/errata/RHSA-2021:3811
- https://bugzilla.redhat.com/show_bug.cgi?id=1951763
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/AKV7TRUEQW6EV45RSZVVFLVQMNHVHBCJ/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/JJQRPXNDH6YHQLUSCS5VA7DAW32PN7N7/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/UJVUTKKFQAWR7NURCQHQQ5JHTVYGEOYQ/
- https://security.netapp.com/advisory/ntap-20210513-0002/
- https://www.oracle.com/security-alerts/cpuapr2021.html
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/AKV7TRUEQW6EV45RSZVVFLVQMNHVHBCJ/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/UJVUTKKFQAWR7NURCQHQQ5JHTVYGEOYQ/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/JJQRPXNDH6YHQLUSCS5VA7DAW32PN7N7/
Frequently Asked Questions
What is the severity of CVE-2021-2193?
CVE-2021-2193 has been classified as an easily exploitable vulnerability that poses a high risk to MySQL Server.
How do I fix CVE-2021-2193?
To resolve CVE-2021-2193, upgrade your MySQL Server to version 8.0.24 or later.
Which versions of MySQL are affected by CVE-2021-2193?
CVE-2021-2193 affects MySQL Server versions 8.0.23 and prior.
Can CVE-2021-2193 be exploited remotely?
Yes, CVE-2021-2193 can be exploited remotely by a high privileged attacker with network access.
What component of MySQL is impacted by CVE-2021-2193?
CVE-2021-2193 impacts the Optimizer component of the MySQL Server.
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