CVE-2021-2020: 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 8.0.20 and prior. Easily exploitable vulnerability allows low 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 6.5 (Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H).
Affected Software
Event History
Frequently Asked Questions
What is the severity of CVE-2021-2020?
CVE-2021-2020 has a high severity rating due to its potential to cause denial of service impacting high availability.
Who is affected by CVE-2021-2020?
CVE-2021-2020 affects specific versions of Oracle MySQL Server, IBM Security Guardium, and certain NetApp products.
How do I fix CVE-2021-2020?
To mitigate CVE-2021-2020, users should apply appropriate patches or updates provided by their respective software vendors.
What type of impact does CVE-2021-2020 have?
CVE-2021-2020 can lead to a high availability impact due to denial of service attacks.
Is CVE-2021-2020 exploitable remotely?
The details of CVE-2021-2020 suggest it requires authenticated access for exploitation.