CVE-2021-2006
MEDIUMMySQL Client <= 8.0.19 - Authenticated Denial of Service via C API
Title source: llmDescription
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).
References (5)
Core 5
Core References
Vendor Advisory x_refsource_misc
https://www.oracle.com/security-alerts/cpujan2021.html
Mailing List, Third Party Advisory vendor-advisory
x_refsource_fedora
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/T7EAHJPWOOF4D6PEFLXW5IQWRRSZ3HRC/
Mailing List, Third Party Advisory vendor-advisory
x_refsource_fedora
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/CS5THZSGI7O2CZO44NWYE57AG2T7NK3K/
Third Party Advisory vendor-advisory
x_refsource_gentoo
https://security.gentoo.org/glsa/202105-27
Third Party Advisory x_refsource_confirm
https://security.netapp.com/advisory/ntap-20210622-0001/
Scores
CVSS v3
5.3
EPSS
0.0112
EPSS Percentile
78.4%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H
CISA SSVC
Vulnrichment
Exploitation
none
Automatable
no
Technical Impact
partial
Details
Status
published
Products (6)
fedoraproject/fedora
32
fedoraproject/fedora
33
netapp/active_iq_unified_manager
(2 CPE variants)
netapp/oncommand_insight
netapp/oncommand_workflow_automation
oracle/mysql
8.0.0 - 8.0.19
Published
Jan 20, 2021
Tracked Since
Feb 18, 2026