CVE-2021-35577: Medium severity NetApp OnCommand Insight vulnerability
Vulnerability in the MySQL Server product of Oracle MySQL (component: Server: Optimizer). Supported versions that are affected are 8.0.26 and prior. Easily exploitable vulnerability allows high privileged attacker with network access via MySQL Protcol 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.
External References:
http://www.oracle.com/security-alerts/cpuoct2021.html#AppendixMSQL
Other sources
Vulnerability in the MySQL Server product of Oracle MySQL (component: Server: Optimizer). Supported versions that are affected are 8.0.26 and prior. Easily exploitable vulnerability allows high privileged attacker with network access via MySQL Protcol 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).
— 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 8.0.27
Event History
Frequently Asked Questions
What is the vulnerability ID for this MySQL Server vulnerability?
The vulnerability ID for this MySQL Server vulnerability is CVE-2021-35577.
Which component of Oracle MySQL is affected by this vulnerability?
This vulnerability affects the Server: Optimizer component of Oracle MySQL.
What versions of Oracle MySQL are affected by this vulnerability?
Versions 8.0.26 and prior of Oracle MySQL are affected by this vulnerability.
What is the severity rating of this vulnerability?
This vulnerability has a severity rating of 4.9 (medium).
How can an attacker exploit this vulnerability?
An attacker with high privileges and network access via MySQL Protocol can exploit this vulnerability to compromise the MySQL Server.