Vulnerability · Published Jan 20, 2021 · Assigned by oracle

CVE-2021-2006

Medium 5.3

In plain English

A medium-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 1.8% (higher than 79% of all known vulnerabilities).

Severity (CVSS 3.1)5.3Medium

Exploit odds (30 days)1.8%top 20.9% of all CVEs

Exploited in the wildNo reportsCISA SSVC: none

Attack toolingNoneno public tooling known

Official description

Vulnerability in the MySQL Client product of Oracle MySQL (component: C API). Supported versions that are affected are 8.0.19 and prior. Difficult to exploit vulnerability allows low privileged attacker with network access via multiple protocols to compromise MySQL Client. Successful attacks of this vulnerability can result in unauthorized ability to cause a hang or frequently repeatable crash (complete DOS) of MySQL Client. CVSS 3.1 Base Score 5.3 (Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H).

Affected products (as reported)

Vendor	Product	Versions
Oracle Corporation	MySQL Server	8.0.19 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
GLSA-202105-27 vendor-advisory, x_refsource_GENTOO
https://security.netapp.com/advisory/ntap-20210622-0001/ x_refsource_CONFIRM