Vulnerability · Published Jul 20, 2021 · Assigned by oracle

CVE-2021-2389

Medium 5.9

In plain English

A medium-severity security flaw in MySQL Server from Oracle Corporation. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 8.1% (higher than 95% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.

Severity (CVSS 3.1)5.9Medium
Exploit odds (30 days)8.1%top 5.1% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known

Official description

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).

Affected packages & fixed versions

EcosystemPackageFixed inAdvisory
AlmaLinux:8Judy1.0.5-18.module_el8.6.0+2761+593e5e59ALSA-2022:1557
AlmaLinux:8Judy1.0.5-18.module_el8.6.0+2867+72759d2fALSA-2022:1557
AlmaLinux:8Judy1.0.5-18.module_el8.5.0+2637+d11efe18ALSA-2022:1557
AlmaLinux:8Judy1.0.5-18.module_el8.5.0+2632+14ced695ALSA-2022:1556
AlmaLinux:8Judy1.0.5-18.module_el8.6.0+2761+593e5e59ALSA-2022:1556
AlmaLinux:8Judy1.0.5-18.module_el8.6.0+2867+72759d2fALSA-2022:1556
AlmaLinux:8galera26.4.9-4.module_el8.5.0+2637+d11efe18ALSA-2022:1557
AlmaLinux:8galera25.3.34-4.module_el8.5.0+2632+14ced695ALSA-2022:1556
AlmaLinux:8galera25.3.34-4.module_el8.6.0+2867+72759d2fALSA-2022:1556
AlmaLinux:8galera26.4.9-4.module_el8.6.0+2761+593e5e59ALSA-2022:1557
AlmaLinux:8mariadb3:10.3.32-2.module_el8.6.0+2867+72759d2fALSA-2022:1556
AlmaLinux:8mariadb3:10.5.13-1.module_el8.5.0+2637+d11efe18ALSA-2022:1557
AlmaLinux:8mariadb3:10.5.13-1.module_el8.6.0+2761+593e5e59ALSA-2022:1557
AlmaLinux:8mariadb3:10.3.32-2.module_el8.5.0+2632+14ced695ALSA-2022:1556
AlmaLinux:8mariadb-backup3:10.3.32-2.module_el8.6.0+2867+72759d2fALSA-2022:1556
AlmaLinux:8mariadb-backup3:10.3.32-2.module_el8.5.0+2632+14ced695ALSA-2022:1556
AlmaLinux:8mariadb-backup3:10.5.13-1.module_el8.5.0+2637+d11efe18ALSA-2022:1557
AlmaLinux:8mariadb-backup3:10.5.13-1.module_el8.6.0+2761+593e5e59ALSA-2022:1557
AlmaLinux:8mariadb-common3:10.3.32-2.module_el8.5.0+2632+14ced695ALSA-2022:1556
AlmaLinux:8mariadb-common3:10.3.32-2.module_el8.6.0+2867+72759d2fALSA-2022:1556
AlmaLinux:8mariadb-common3:10.5.13-1.module_el8.5.0+2637+d11efe18ALSA-2022:1557
AlmaLinux:8mariadb-common3:10.5.13-1.module_el8.6.0+2761+593e5e59ALSA-2022:1557
AlmaLinux:8mariadb-devel3:10.3.32-2.module_el8.5.0+2632+14ced695ALSA-2022:1556
AlmaLinux:8mariadb-devel3:10.3.32-2.module_el8.6.0+2867+72759d2fALSA-2022:1556
AlmaLinux:8mariadb-devel3:10.5.13-1.module_el8.6.0+2761+593e5e59ALSA-2022:1557
AlmaLinux:8mariadb-devel3:10.5.13-1.module_el8.5.0+2637+d11efe18ALSA-2022:1557
AlmaLinux:8mariadb-embedded3:10.3.32-2.module_el8.6.0+2867+72759d2fALSA-2022:1556
AlmaLinux:8mariadb-embedded3:10.5.13-1.module_el8.5.0+2637+d11efe18ALSA-2022:1557
AlmaLinux:8mariadb-embedded3:10.5.13-1.module_el8.6.0+2761+593e5e59ALSA-2022:1557
AlmaLinux:8mariadb-embedded3:10.3.32-2.module_el8.5.0+2632+14ced695ALSA-2022:1556
AlmaLinux:8mariadb-embedded-devel3:10.5.13-1.module_el8.5.0+2637+d11efe18ALSA-2022:1557
AlmaLinux:8mariadb-embedded-devel3:10.3.32-2.module_el8.5.0+2632+14ced695ALSA-2022:1556
AlmaLinux:8mariadb-embedded-devel3:10.3.32-2.module_el8.6.0+2867+72759d2fALSA-2022:1556
AlmaLinux:8mariadb-embedded-devel3:10.5.13-1.module_el8.6.0+2761+593e5e59ALSA-2022:1557
AlmaLinux:8mariadb-errmsg3:10.5.13-1.module_el8.6.0+2761+593e5e59ALSA-2022:1557
AlmaLinux:8mariadb-errmsg3:10.5.13-1.module_el8.5.0+2637+d11efe18ALSA-2022:1557
AlmaLinux:8mariadb-errmsg3:10.3.32-2.module_el8.6.0+2867+72759d2fALSA-2022:1556
AlmaLinux:8mariadb-errmsg3:10.3.32-2.module_el8.5.0+2632+14ced695ALSA-2022:1556
AlmaLinux:8mariadb-gssapi-server3:10.5.13-1.module_el8.6.0+2761+593e5e59ALSA-2022:1557
AlmaLinux:8mariadb-gssapi-server3:10.3.32-2.module_el8.5.0+2632+14ced695ALSA-2022:1556
AlmaLinux:8mariadb-gssapi-server3:10.3.32-2.module_el8.6.0+2867+72759d2fALSA-2022:1556
AlmaLinux:8mariadb-gssapi-server3:10.5.13-1.module_el8.5.0+2637+d11efe18ALSA-2022:1557
AlmaLinux:8mariadb-oqgraph-engine3:10.5.13-1.module_el8.5.0+2637+d11efe18ALSA-2022:1557
AlmaLinux:8mariadb-oqgraph-engine3:10.3.32-2.module_el8.5.0+2632+14ced695ALSA-2022:1556
AlmaLinux:8mariadb-oqgraph-engine3:10.3.32-2.module_el8.6.0+2867+72759d2fALSA-2022:1556
AlmaLinux:8mariadb-oqgraph-engine3:10.5.13-1.module_el8.6.0+2761+593e5e59ALSA-2022:1557
AlmaLinux:8mariadb-pam3:10.5.13-1.module_el8.6.0+2761+593e5e59ALSA-2022:1557
AlmaLinux:8mariadb-pam3:10.5.13-1.module_el8.5.0+2637+d11efe18ALSA-2022:1557
AlmaLinux:8mariadb-server3:10.3.32-2.module_el8.6.0+2867+72759d2fALSA-2022:1556
AlmaLinux:8mariadb-server3:10.3.32-2.module_el8.5.0+2632+14ced695ALSA-2022:1556
AlmaLinux:8mariadb-server3:10.5.13-1.module_el8.5.0+2637+d11efe18ALSA-2022:1557
AlmaLinux:8mariadb-server3:10.5.13-1.module_el8.6.0+2761+593e5e59ALSA-2022:1557
AlmaLinux:8mariadb-server-galera3:10.5.13-1.module_el8.5.0+2637+d11efe18ALSA-2022:1557
AlmaLinux:8mariadb-server-galera3:10.3.32-2.module_el8.6.0+2867+72759d2fALSA-2022:1556
AlmaLinux:8mariadb-server-galera3:10.3.32-2.module_el8.5.0+2632+14ced695ALSA-2022:1556
AlmaLinux:8mariadb-server-galera3:10.5.13-1.module_el8.6.0+2761+593e5e59ALSA-2022:1557
AlmaLinux:8mariadb-server-utils3:10.5.13-1.module_el8.6.0+2761+593e5e59ALSA-2022:1557
AlmaLinux:8mariadb-server-utils3:10.5.13-1.module_el8.5.0+2637+d11efe18ALSA-2022:1557
AlmaLinux:8mariadb-server-utils3:10.3.32-2.module_el8.6.0+2867+72759d2fALSA-2022:1556
AlmaLinux:8mariadb-server-utils3:10.3.32-2.module_el8.5.0+2632+14ced695ALSA-2022:1556
AlmaLinux:8mariadb-test3:10.3.32-2.module_el8.5.0+2632+14ced695ALSA-2022:1556
AlmaLinux:8mariadb-test3:10.3.32-2.module_el8.6.0+2867+72759d2fALSA-2022:1556
AlmaLinux:8mariadb-test3:10.5.13-1.module_el8.6.0+2761+593e5e59ALSA-2022:1557
AlmaLinux:8mariadb-test3:10.5.13-1.module_el8.5.0+2637+d11efe18ALSA-2022:1557
Alpine:v3.20mariadb10.6.4-r0ALPINE-CVE-2021-2389
Alpine:v3.21mariadb10.6.4-r0ALPINE-CVE-2021-2389
Alpine:v3.22mariadb10.6.4-r0ALPINE-CVE-2021-2389
Alpine:v3.23mariadb10.6.4-r0ALPINE-CVE-2021-2389
Alpine:v3.24mariadb10.6.4-r0ALPINE-CVE-2021-2389
Rocky Linux:8Judy0:1.0.5-18.module+el8.4.0+427+adf35707RLSA-2022:1556
Rocky Linux:8Judy0:1.0.5-18.module+el8.4.0+427+adf35707RLSA-2022:1557
Rocky Linux:8galera0:25.3.34-4.module+el8.5.0+777+18007c86RLSA-2022:1556
Rocky Linux:8galera0:26.4.9-4.module+el8.5.0+773+f75e97f7RLSA-2022:1557
Rocky Linux:8mariadb3:10.3.32-2.module+el8.5.0+777+18007c86RLSA-2022:1556
Rocky Linux:8mariadb3:10.5.13-1.module+el8.5.0+773+f75e97f7RLSA-2022:1557
Ubuntu:22.04:LTSmysql-8.08.0.26-0ubuntu1UBUNTU-CVE-2021-2389

Affected products (as reported)

VendorProductVersions
Oracle Corporation MySQL Server 5.7.34 and prior8.0.25 and prior

References