CVE-2020-2921

mysql: Server: Group Replication Plugin unspecified vulnerability (CPU Apr 2020)

Severity Score

4.4

*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

Track

*SSVC

Descriptions

Vulnerability in the MySQL Server product of Oracle MySQL (component: Server: Group Replication Plugin). Supported versions that are affected are 8.0.19 and prior. Difficult to exploit 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 3.0 Base Score 4.4 (Availability impacts). CVSS Vector: (CVSS:3.0/AV:N/AC:H/PR:H/UI:N/S:U/C:N/I:N/A:H).

Vulnerabilidad en el producto MySQL Server de Oracle MySQL (componente: Server: Group Replication Plugin). Las versiones compatibles que están afectadas son 8.0.19 y anteriores. Una vulnerabilidad difícil de explotar permite a un atacante muy privilegiado con acceso a la red por medio de múltiples protocolos comprometer a MySQL Server. Los ataques con éxito de esta vulnerabilidad pueden resultar en una capacidad no autorizada para causar una suspensión o bloqueo repetible frecuentemente (DOS completa) de MySQL Server. CVSS 3.0 Puntuación Base 4.4 (Impactos de la disponibilidad). Vector CVSS: (CVSS:3.0/AV:N/AC:H/PR:H/UI:N/S:U/C:N/I:N/A:H).

*Credits: N/A

Attack Vector

Network

Attack Complexity

High

Privileges Required

High

User Interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

None

Availability

High

Attack Vector

Network

Attack Complexity

Medium

Authentication

Single

Confidentiality

None

Integrity

None

Availability

Partial

* Common Vulnerability Scoring System

SSVC

Decision:Track

Exploitation

None

Automatable

Tech. Impact

Partial

* Organization's Worst-case Scenario

Timeline

2019-12-10 CVE Reserved
2020-04-15 CVE Published
2024-08-09 EPSS Updated
2024-09-27 CVE Updated
---------- Exploited in Wild
---------- KEV Due Date
---------- First Exploit

CWE

CAPEC

References (9)

URL	Tag	Source
https://security.netapp.com/advisory/ntap-20200416-0003	Third Party Advisory

URL	Date	SRC

URL	Date	SRC
https://www.oracle.com/security-alerts/cpuapr2020.html	2023-11-07

URL	Date	SRC
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/77REFDB7DE4WNKQIRGZTF53RFBQOXQLC	2023-11-07
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/SDGBQYS3A36S4CAZPV5YROHYXYZR6LAH	2023-11-07
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/TSVLI36TYRTPQGCS24VZQUXCUFOUW4VQ	2023-11-07
https://security.gentoo.org/glsa/202105-27	2023-11-07
https://usn.ubuntu.com/4350-1	2023-11-07
https://access.redhat.com/security/cve/CVE-2020-2921	2020-09-15
https://bugzilla.redhat.com/show_bug.cgi?id=1830073	2020-09-15

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Oracle Search vendor "Oracle"		Mysql Search vendor "Oracle" for product "Mysql"				>= 8.0.0 < 8.0.19 Search vendor "Oracle" for product "Mysql" and version " >= 8.0.0 < 8.0.19"		-		Affected
Fedoraproject Search vendor "Fedoraproject"		Fedora Search vendor "Fedoraproject" for product "Fedora"				30 Search vendor "Fedoraproject" for product "Fedora" and version "30"		-		Affected
Fedoraproject Search vendor "Fedoraproject"		Fedora Search vendor "Fedoraproject" for product "Fedora"				31 Search vendor "Fedoraproject" for product "Fedora" and version "31"		-		Affected
Fedoraproject Search vendor "Fedoraproject"		Fedora Search vendor "Fedoraproject" for product "Fedora"				32 Search vendor "Fedoraproject" for product "Fedora" and version "32"		-		Affected