Ubuntu.comUB:CVE-2021-2166CVE-2021-2166
4 Medium
CVSS2
Attack Vector
NETWORK
Attack Complexity
LOW
Authentication
SINGLE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
PARTIAL
AV:N/AC:L/Au:S/C:N/I:N/A:P
4.9 Medium
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
HIGH
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H
0.002 Low
EPSS
Percentile
53.6%
Vulnerability in the MySQL Server product of Oracle MySQL (component:
Server: DML). Supported versions that are affected are 5.7.33 and prior and
8.0.23 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
ability to cause a hang or frequently repeatable crash (complete DOS) of
MySQL Server. CVSS 3.1 Base Score 4.9 (Availability impacts). CVSS Vector:
(CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H).
Bugs
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 | 18.04 | noarch | mysql-5.7 | < 5.7.34-0ubuntu0.18.04.1 | UNKNOWN |
| ubuntu | 16.04 | noarch | mysql-5.7 | < 5.7.35-0ubuntu0.16.04.1+esm1 | UNKNOWN |
| ubuntu | 20.04 | noarch | mysql-8.0 | < 8.0.25-0ubuntu0.20.04.1 | UNKNOWN |
| ubuntu | 20.10 | noarch | mysql-8.0 | < 8.0.25-0ubuntu0.20.10.1 | UNKNOWN |
| ubuntu | 21.04 | noarch | mysql-8.0 | < 8.0.25-0ubuntu0.21.04.1 | UNKNOWN |
| ubuntu | 21.10 | noarch | mysql-8.0 | < 8.0.25-0ubuntu3 | UNKNOWN |
| ubuntu | 22.04 | noarch | mysql-8.0 | < 8.0.25-0ubuntu3 | UNKNOWN |
Related
4 Medium
CVSS2
Attack Vector
NETWORK
Attack Complexity
LOW
Authentication
SINGLE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
PARTIAL
AV:N/AC:L/Au:S/C:N/I:N/A:P
4.9 Medium
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
HIGH
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H
0.002 Low
EPSS
Percentile
53.6%