CVE-2021-2001: Medium severity ibm infosphere guardium z/os vulnerability
An unspecified vulnerability in Oracle MySQL Server related to the Server: Optimizer component could allow an authenticated attacker to cause a denial of service resulting in a high availability impact using unknown attack vectors.
Other sources
Vulnerability in the MySQL Server product of Oracle MySQL (component: Server: Optimizer). Supported versions that are affected are 5.6.50 and prior, 5.7.30 and prior and 8.0.17 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.
External References:
https://www.oracle.com/security-alerts/cpujan2021.html#AppendixMSQL
— Red Hat
Vulnerability in the MySQL Server product of Oracle MySQL (component: Server: Optimizer). Supported versions that are affected are 5.6.50 and prior, 5.7.30 and prior and 8.0.17 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).
— MITRE
Affected Software
Event History
Frequently Asked Questions
What is the severity of CVE-2021-2001?
The severity of CVE-2021-2001 is high due to its potential to cause a denial of service.
How do I fix CVE-2021-2001?
To fix CVE-2021-2001, upgrade your Oracle MySQL Server to version 5.6.51, 5.7.31, or 8.0.18 or later.
What systems are affected by CVE-2021-2001?
CVE-2021-2001 affects specific versions of Oracle MySQL Server and related IBM Security Guardium products.
Who can exploit CVE-2021-2001?
CVE-2021-2001 can be exploited by authenticated attackers who can leverage unknown attack vectors.
What impact does CVE-2021-2001 have on systems?
CVE-2021-2001 can lead to high availability impacts by causing a denial of service on affected systems.