CVE-2021-2169

2021-04-2200:00:00

ubuntu.com

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

4 Medium

CVSS2

Access Vector

NETWORK

Access 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

0.001 Low

EPSS

Percentile

45.8%

JSON

Vulnerability in the MySQL Server product of Oracle MySQL (component:
Server: Optimizer). 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

<http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=987325>

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
ubuntu18.04noarchmysql-5.7< 5.7.34-0ubuntu0.18.04.1UNKNOWN
ubuntu16.04noarchmysql-5.7< 5.7.35-0ubuntu0.16.04.1+esm1) Available with Ubuntu Pro or Ubuntu Pro (Infra-onlyUNKNOWN
ubuntu20.04noarchmysql-8.0< 8.0.25-0ubuntu0.20.04.1UNKNOWN
ubuntu20.10noarchmysql-8.0< 8.0.25-0ubuntu0.20.10.1UNKNOWN
ubuntu21.04noarchmysql-8.0< 8.0.25-0ubuntu0.21.04.1UNKNOWN
ubuntu21.10noarchmysql-8.0< 8.0.25-0ubuntu3UNKNOWN
ubuntu22.04noarchmysql-8.0< 8.0.25-0ubuntu3UNKNOWN
ubuntu22.10noarchmysql-8.0< 8.0.25-0ubuntu3UNKNOWN
ubuntu23.04noarchmysql-8.0< 8.0.25-0ubuntu3UNKNOWN

OS	Version	Architecture	Package	Version	Filename
ubuntu	16.04	noarch	mariadb-10.0	< 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) Available with Ubuntu Pro or Ubuntu Pro (Infra-only	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
ubuntu	22.10	noarch	mysql-8.0	< 8.0.25-0ubuntu3	UNKNOWN
ubuntu	23.04	noarch	mysql-8.0	< 8.0.25-0ubuntu3	UNKNOWN