CVE-2021-2226: Medium severity Oracle MySQL vulnerability
Vulnerability in the MySQL Server product of Oracle MySQL (component: Server: Information Schema). Supported versions that are affected are 5.7.33 and prior and 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 access to critical data or complete access to all MySQL Server accessible data.
External References:
https://www.oracle.com/security-alerts/cpuapr2021.html#AppendixMSQL
Other sources
Vulnerability in the MySQL Server product of Oracle MySQL (component: Server: Information Schema). Supported versions that are affected are 5.7.33 and prior and 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 access to critical data or complete access to all MySQL Server accessible data. CVSS 3.1 Base Score 4.9 (Confidentiality impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N).
— MITRE
Affected Software
Remediation
Recommended actions to resolve this vulnerability, in priority order.
- Upgrade
Upgrade
redhat/mysqlto a version that resolves this vulnerability.Fixed in 5.7.34 - Upgrade
Upgrade
redhat/mysqlto a version that resolves this vulnerability.Fixed in 8.0.24
Event History
Frequently Asked Questions
What is the severity of CVE-2021-2226?
CVE-2021-2226 is considered an easily exploitable vulnerability that could allow high privileged attackers network access.
How do I fix CVE-2021-2226?
To fix CVE-2021-2226, upgrade to MySQL versions 5.7.34 or 8.0.24 or later.
Which MySQL versions are vulnerable to CVE-2021-2226?
MySQL versions 5.7.33 and prior and 8.0.23 and prior are vulnerable to CVE-2021-2226.
Can CVE-2021-2226 be exploited remotely?
Yes, CVE-2021-2226 can be exploited remotely by an attacker with high privileges.
Is there a specific protocol vulnerable in CVE-2021-2226?
CVE-2021-2226 is vulnerable via multiple protocols due to its nature.