CVE-2021-2389

2021-07-2100:00:00

ubuntu.com

CVSS2

7.1

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

COMPLETE

AV:N/AC:M/Au:N/C:N/I:N/A:C

CVSS3

5.9

Attack Vector

NETWORK

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H

EPSS

0.319

Percentile

97.0%

JSON

Vulnerability in the MySQL Server product of Oracle MySQL (component:
InnoDB). Supported versions that are affected are 5.7.34 and prior and
8.0.25 and prior. Difficult to exploit vulnerability allows unauthenticated
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 5.9 (Availability impacts). CVSS Vector:
(CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H).

Bugs

<https://bugs.launchpad.net/ubuntu/+source/mariadb-10.5/+bug/1939188>

Notes

Author	Note
leosilva	since 5.5 is no longer upstream supported and so far we cannot patch it, marking it as ignored.

OSVersionArchitecturePackageVersionFilename
ubuntu16.04noarchmariadb-10.0< anyUNKNOWN
ubuntu18.04noarchmariadb-10.1< anyUNKNOWN
ubuntu20.04noarchmariadb-10.3< 1:10.3.31-0ubuntu0.20.04.1UNKNOWN
ubuntu21.04noarchmariadb-10.5< 1:10.5.12-0ubuntu0.21.04.1UNKNOWN
ubuntu18.04noarchmysql-5.7< 5.7.35-0ubuntu0.18.04.1UNKNOWN
ubuntu16.04noarchmysql-5.7< 5.7.35-0ubuntu0.16.04.1+esm1UNKNOWN
ubuntu20.04noarchmysql-8.0< 8.0.26-0ubuntu0.20.04.2UNKNOWN
ubuntu21.04noarchmysql-8.0< 8.0.26-0ubuntu0.21.04.3UNKNOWN
ubuntu21.10noarchmysql-8.0< 8.0.26-0ubuntu1UNKNOWN
ubuntu22.04noarchmysql-8.0< 8.0.26-0ubuntu1UNKNOWN

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	< 1:10.3.31-0ubuntu0.20.04.1	UNKNOWN
ubuntu	21.04	noarch	mariadb-10.5	< 1:10.5.12-0ubuntu0.21.04.1	UNKNOWN
ubuntu	18.04	noarch	mysql-5.7	< 5.7.35-0ubuntu0.18.04.1	UNKNOWN
ubuntu	16.04	noarch	mysql-5.7	< 5.7.35-0ubuntu0.16.04.1+esm1	UNKNOWN
ubuntu	20.04	noarch	mysql-8.0	< 8.0.26-0ubuntu0.20.04.2	UNKNOWN
ubuntu	21.04	noarch	mysql-8.0	< 8.0.26-0ubuntu0.21.04.3	UNKNOWN
ubuntu	21.10	noarch	mysql-8.0	< 8.0.26-0ubuntu1	UNKNOWN
ubuntu	22.04	noarch	mysql-8.0	< 8.0.26-0ubuntu1	UNKNOWN