Ubuntu.comUB:CVE-2021-2471CVE-2021-2471
CVSS2
Attack Vector
NETWORK
Attack Complexity
MEDIUM
Authentication
SINGLE
Confidentiality Impact
COMPLETE
Integrity Impact
NONE
Availability Impact
COMPLETE
AV:N/AC:M/Au:S/C:C/I:N/A:C
CVSS3
Attack Vector
NETWORK
Attack Complexity
HIGH
Privileges Required
HIGH
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/C:H/I:N/A:H
EPSS
Percentile
27.3%
Vulnerability in the MySQL Connectors product of Oracle MySQL (component:
Connector/J). Supported versions that are affected are 8.0.26 and prior.
Difficult to exploit vulnerability allows high privileged attacker with
network access via multiple protocols to compromise MySQL Connectors.
Successful attacks of this vulnerability can result in unauthorized access
to critical data or complete access to all MySQL Connectors accessible data
and unauthorized ability to cause a hang or frequently repeatable crash
(complete DOS) of MySQL Connectors. CVSS 3.1 Base Score 5.9
(Confidentiality and Availability impacts). CVSS Vector:
(CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/C:H/I:N/A:H).
Notes
| Author | Note |
|---|---|
| leosilva | since 5.5 is no longer upstream supported and so far we cannot patch it, marking it as ignored. |
| OS | Version | Architecture | Package | Version | Filename |
|---|---|---|---|---|---|
| ubuntu | 16.04 | noarch | mariadb-10.0 | < any | UNKNOWN |
| ubuntu | 18.04 | noarch | mariadb-10.1 | < any | UNKNOWN |
| ubuntu | 20.04 | noarch | mariadb-10.3 | < any | UNKNOWN |
| ubuntu | 20.04 | noarch | mysql-8.0 | < 8.0.27-0ubuntu0.20.04.1 | UNKNOWN |
| ubuntu | 21.04 | noarch | mysql-8.0 | < 8.0.27-0ubuntu0.21.04.1 | UNKNOWN |
| ubuntu | 21.10 | noarch | mysql-8.0 | < 8.0.27-0ubuntu0.21.10.1 | UNKNOWN |
| ubuntu | 22.04 | noarch | mysql-8.0 | < 8.0.27-0ubuntu0.21.10.1 | UNKNOWN |
| ubuntu | 22.10 | noarch | mysql-8.0 | < 8.0.27-0ubuntu0.21.10.1 | UNKNOWN |
| ubuntu | 23.04 | noarch | mysql-8.0 | < 8.0.27-0ubuntu0.21.10.1 | UNKNOWN |
| ubuntu | 23.10 | noarch | mysql-8.0 | < 8.0.27-0ubuntu0.21.10.1 | UNKNOWN |
Related
CVSS2
Attack Vector
NETWORK
Attack Complexity
MEDIUM
Authentication
SINGLE
Confidentiality Impact
COMPLETE
Integrity Impact
NONE
Availability Impact
COMPLETE
AV:N/AC:M/Au:S/C:C/I:N/A:C
CVSS3
Attack Vector
NETWORK
Attack Complexity
HIGH
Privileges Required
HIGH
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/C:H/I:N/A:H
EPSS
Percentile
27.3%