CVE-2021-2016: 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 8.0.19 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).
Affected Software
Event History
Frequently Asked Questions
What is the severity of CVE-2021-2016?
The severity of CVE-2021-2016 has not been explicitly stated but it can lead to a denial of service affecting high availability.
How do I fix CVE-2021-2016?
To fix CVE-2021-2016, it is essential to apply the latest security patches provided by Oracle for MySQL Server.
Which products are affected by CVE-2021-2016?
CVE-2021-2016 affects various versions of Oracle MySQL Server, including versions between 8.0.0 and 8.0.19, as well as several IBM and NetApp products.
Can CVE-2021-2016 be exploited remotely?
CVE-2021-2016 requires authentication, which means it cannot be exploited remotely without access credentials.
Is CVE-2021-2016 a critical vulnerability?
While CVE-2021-2016 is not classified as critical, it poses significant risks due to potential denial of service.