CVE-2021-2356

medium
New! CVE Severity Now Using CVSS v3

The calculated severity for CVEs has been updated to use CVSS v3 by default. CVEs that do not have a CVSS v3 score will fall back CVSS v2 for calculating severity. Severity display preferences can be toggled in the settings dropdown.

Description

Vulnerability in the MySQL Server product of Oracle MySQL (component: Server: Replication). Supported versions that are affected are 5.7.34 and prior and 8.0.25 and prior. Difficult to exploit vulnerability allows low 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 as well as unauthorized update, insert or delete access to some of MySQL Server accessible data. CVSS 3.1 Base Score 5.9 (Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:L/A:H).

References

https://www.oracle.com/security-alerts/cpujul2021.html

https://security.netapp.com/advisory/ntap-20210723-0001/

https://lists.fedoraproject.org/archives/list/[email protected]/message/6OO2Q5PIFURXLLKCIJE6XF6VL4LLMNO5/

https://lists.fedoraproject.org/archives/list/[email protected]/message/OPJAGVMRKODR4QIXQSVEM4BLRZUM7P3R/

Details

Source: MITRE

Published: 2021-07-21

Updated: 2021-08-25

Risk Information

CVSS v2

Base Score: 4.9

Vector: AV:N/AC:M/Au:S/C:N/I:P/A:P

Impact Score: 4.9

Exploitability Score: 6.8

Severity: MEDIUM

CVSS v3

Base Score: 5.9

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

Impact Score: 4.2

Exploitability Score: 1.6

Severity: MEDIUM

Vulnerable Software

Configuration 1

OR

cpe:2.3:a:oracle:mysql:*:*:*:*:*:*:*:* versions from 5.0.0 to 5.7.34 (inclusive)

cpe:2.3:a:oracle:mysql:*:*:*:*:*:*:*:* versions from 8.0.0 to 8.0.25 (inclusive)

Configuration 2

OR

cpe:2.3:a:netapp:oncommand_insight:-:*:*:*:*:*:*:*

Tenable Plugins

View all (7 total)

IDNameProductFamilySeverity
152793Photon OS 1.0: Mysql PHSA-2021-1.0-0427NessusPhotonOS Local Security Checks
medium
152792Photon OS 2.0: Mysql PHSA-2021-2.0-0381NessusPhotonOS Local Security Checks
medium
152501Photon OS 4.0: Mysql PHSA-2021-4.0-0077NessusPhotonOS Local Security Checks
medium
152081Ubuntu 18.04 LTS / 20.04 LTS / 21.04 : MySQL vulnerabilities (USN-5022-1)NessusUbuntu Local Security Checks
medium
151969MySQL 5.7.x < 5.7.35 Multiple Vulnerabilities (Jul 2021 CPU)NessusDatabases
high
151968MySQL 8.0.x < 8.0.26 Multiple Vulnerabilities (Jul 2021 CPU)NessusDatabases
medium
151899FreeBSD : MySQL -- Multiple vulnerabilities (38a4a043-e937-11eb-9b84-d4c9ef517024)NessusFreeBSD Local Security Checks
medium