Vulnerability · Published Jan 20, 2021 · Assigned by oracle

CVE-2021-1998

Low 3.8

In plain English

A low-severity security flaw in MySQL Server from Oracle Corporation. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 1.6% (higher than 76% of all known vulnerabilities).

Severity (CVSS 3.1)3.8Low

Exploit odds (30 days)1.6%top 23.9% of all CVEs

Exploited in the wildNo reportsCISA SSVC: none

Attack toolingNoneno public tooling known

Official description

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 high privileged attacker with network access via multiple protocols to compromise MySQL Server. Successful attacks of this vulnerability can result in unauthorized update, insert or delete access to some of MySQL Server accessible data and unauthorized ability to cause a partial denial of service (partial DOS) of MySQL Server. CVSS 3.1 Base Score 3.8 (Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:L/A:L).

Affected products (as reported)

Vendor	Product	Versions
Oracle Corporation	MySQL Server	8.0.20 and prior

References

https://www.oracle.com/security-alerts/cpujan2021.html x_refsource_MISC
FEDORA-2021-db50ab62d3 vendor-advisory, x_refsource_FEDORA
FEDORA-2021-b1d1655cef vendor-advisory, x_refsource_FEDORA
https://security.netapp.com/advisory/ntap-20210219-0003/ x_refsource_CONFIRM
GLSA-202105-27 vendor-advisory, x_refsource_GENTOO