CVE-2021-2166
Description
Vulnerability in the MySQL Server product of Oracle MySQL (component: Server: DML). 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).
Risk Information
Base Score
4.9
MODERATE
Vector
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H
EPSS Score
Exploitation Probability
1.063
Associated Vulnerability
| Vulnerability | OS Platform |
|---|---|
| Vulnerabilities CVE-2021-2166,CVE-2021-2154 are fixed in MariaDB MariaDB 10.5.10 | Windows |
| Vulnerabilities CVE-2021-2166,CVE-2021-2154 are fixed in MariaDB MariaDB 10.4.19 | Windows |
| Vulnerabilities CVE-2021-2166,CVE-2021-2154 are fixed in MariaDB MariaDB 10.3.29 | Windows |
| Vulnerabilities CVE-2021-2166,CVE-2021-2154 are fixed in MariaDB MariaDB 10.2.38 | Windows |
| Multiple Vulnerabilities are affected in Mysql 8.0.23 | Windows |
| Multiple Vulnerabilities are affected in Mysql 8.0.5 | Windows |
| Multiple vulnerabilities are affected in Mysql 5.7.33 | Windows |
| Multiple Vulnerabilities are affected in IBM Security Guardium 10.5 | Windows |
| Multiple Vulnerabilities are affected in IBM Security Guardium 10.6 | Windows |
| Multiple Vulnerabilities are affected in IBM Security Guardium 11.1 | Windows |
| Multiple Vulnerabilities are affected in IBM Security Guardium 11.2 | Windows |
| Multiple Vulnerabilities are affected in IBM Security Guardium 11.3 | Windows |
| Multiple Vulnerabilities are affected in IBM Security Guardium 11.0 | Windows |
| MySQL database (USN-4952-1) mysql-server-5.7_5.7.34-0ubuntu0.18.04.1_i386.deb | Linux |
| MySQL database (USN-4952-1) mysql-server-5.7_5.7.34-0ubuntu0.18.04.1_amd64.deb | Linux |
| MySQL database (USN-4952-1) mysql-server-8.0_8.0.25-0ubuntu0.20.04.1_i386.deb | Linux |
| MySQL database (USN-4952-1) mysql-server-8.0_8.0.25-0ubuntu0.20.04.1_amd64.deb | Linux |
| MySQL database (USN-4952-1) mysql-server-8.0_8.0.25-0ubuntu0.20.10.1_i386.deb | Linux |
| MySQL database (USN-4952-1) mysql-server-8.0_8.0.25-0ubuntu0.20.10.1_amd64.deb | Linux |
| MySQL database (USN-4952-1) mysql-server-8.0_8.0.25-0ubuntu0.21.04.1_i386.deb | Linux |
| MySQL database (USN-4952-1) mysql-server-8.0_8.0.25-0ubuntu0.21.04.1_amd64.deb | Linux |
| SUSE-SU-2021:2634-1(SUSE Linux Enterprise Server 12-SP5 ) mariadb-10.2.39-3.36.1.x86_64.rpm | Linux |
| SUSE-SU-2021:2634-1(SUSE Linux Enterprise Server 12-SP5 ) mariadb-client-10.2.39-3.36.1.x86_64.rpm | Linux |
| SUSE-SU-2021:2634-1(SUSE Linux Enterprise Server 12-SP5 ) mariadb-client-debuginfo-10.2.39-3.36.1.x86_64.rpm | Linux |
| SUSE-SU-2021:2634-1(SUSE Linux Enterprise Server 12-SP5 ) mariadb-debuginfo-10.2.39-3.36.1.x86_64.rpm | Linux |
| SUSE-SU-2021:2634-1(SUSE Linux Enterprise Server 12-SP5 ) mariadb-debugsource-10.2.39-3.36.1.x86_64.rpm | Linux |
| SUSE-SU-2021:2634-1(SUSE Linux Enterprise Server 12-SP5 ) mariadb-errormessages-10.2.39-3.36.1.noarch.rpm | Linux |
| SUSE-SU-2021:2634-1(SUSE Linux Enterprise Server 12-SP5 ) mariadb-tools-10.2.39-3.36.1.x86_64.rpm | Linux |
| SUSE-SU-2021:2634-1(SUSE Linux Enterprise Server 12-SP5 ) mariadb-tools-debuginfo-10.2.39-3.36.1.x86_64.rpm | Linux |
| (RHSA-2021:3590) mysql:8.0 security, bug fix, and enhancement update mysql-8.0.26-1.module+el8.4.0+12359+b8928c02.x86_64.rpm | Linux |
| (RHSA-2021:3590) mysql:8.0 security, bug fix, and enhancement update mysql-common-8.0.26-1.module+el8.4.0+12359+b8928c02.x86_64.rpm | Linux |
| (RHSA-2021:3590) mysql:8.0 security, bug fix, and enhancement update mysql-debugsource-8.0.26-1.module+el8.4.0+12359+b8928c02.x86_64.rpm | Linux |
| (RHSA-2021:3590) mysql:8.0 security, bug fix, and enhancement update mysql-devel-8.0.26-1.module+el8.4.0+12359+b8928c02.x86_64.rpm | Linux |
| (RHSA-2021:3590) mysql:8.0 security, bug fix, and enhancement update mysql-errmsg-8.0.26-1.module+el8.4.0+12359+b8928c02.x86_64.rpm | Linux |
| (RHSA-2021:3590) mysql:8.0 security, bug fix, and enhancement update mysql-libs-8.0.26-1.module+el8.4.0+12359+b8928c02.x86_64.rpm | Linux |
| (RHSA-2021:3590) mysql:8.0 security, bug fix, and enhancement update mysql-server-8.0.26-1.module+el8.4.0+12359+b8928c02.x86_64.rpm | Linux |
| (RHSA-2021:3590) mysql:8.0 security, bug fix, and enhancement update mysql-test-8.0.26-1.module+el8.4.0+12359+b8928c02.x86_64.rpm | Linux |
| (RHSA-2022:1556) mariadb:10.3 security and bug fix update galera-25.3.34-4.module+el8.5.0+14124+14ced695.x86_64.rpm | Linux |
| (RHSA-2022:1556) mariadb:10.3 security and bug fix update galera-debugsource-25.3.34-4.module+el8.5.0+14124+14ced695.x86_64.rpm | Linux |
| Judy update (ELSA-2022-1556) Judy-1.0.5-18.0.1.module+el8.3.0+9616+7a81225f.x86_64.rpm | Linux |
| Galera update (ELSA-2022-1556) galera-25.3.34-4.module+el8.5.0+20629+e1b20d6b.x86_64.rpm | Linux |
| Mariadb update (ELSA-2022-1556) mariadb-10.3.32-2.0.1.module+el8.5.0+20629+e1b20d6b.x86_64.rpm | Linux |
| Mariadb-backup update (ELSA-2022-1556) mariadb-backup-10.3.32-2.0.1.module+el8.5.0+20629+e1b20d6b.x86_64.rpm | Linux |
| Mariadb-common update (ELSA-2022-1556) mariadb-common-10.3.32-2.0.1.module+el8.5.0+20629+e1b20d6b.x86_64.rpm | Linux |
| Mariadb-devel update (ELSA-2022-1556) mariadb-devel-10.3.32-2.0.1.module+el8.5.0+20629+e1b20d6b.x86_64.rpm | Linux |
| Mariadb-embedded update (ELSA-2022-1556) mariadb-embedded-10.3.32-2.0.1.module+el8.5.0+20629+e1b20d6b.x86_64.rpm | Linux |
| Mariadb-embedded-devel update (ELSA-2022-1556) mariadb-embedded-devel-10.3.32-2.0.1.module+el8.5.0+20629+e1b20d6b.x86_64.rpm | Linux |
| Mariadb-errmsg update (ELSA-2022-1556) mariadb-errmsg-10.3.32-2.0.1.module+el8.5.0+20629+e1b20d6b.x86_64.rpm | Linux |
| Mariadb-gssapi-server update (ELSA-2022-1556) mariadb-gssapi-server-10.3.32-2.0.1.module+el8.5.0+20629+e1b20d6b.x86_64.rpm | Linux |
| Mariadb-oqgraph-engine update (ELSA-2022-1556) mariadb-oqgraph-engine-10.3.32-2.0.1.module+el8.5.0+20629+e1b20d6b.x86_64.rpm | Linux |
| Mariadb-server update (ELSA-2022-1556) mariadb-server-10.3.32-2.0.1.module+el8.5.0+20629+e1b20d6b.x86_64.rpm | Linux |
| Mariadb-server-galera update (ELSA-2022-1556) mariadb-server-galera-10.3.32-2.0.1.module+el8.5.0+20629+e1b20d6b.x86_64.rpm | Linux |
| Mariadb-server-utils update (ELSA-2022-1556) mariadb-server-utils-10.3.32-2.0.1.module+el8.5.0+20629+e1b20d6b.x86_64.rpm | Linux |
| Mariadb-test update (ELSA-2022-1556) mariadb-test-10.3.32-2.0.1.module+el8.5.0+20629+e1b20d6b.x86_64.rpm | Linux |
| (RHSA-2022:1557) mariadb:10.5 security, bug fix, and enhancement update Judy-1.0.5-18.module+el8.4.0+9031+9abc7af9.x86_64.rpm | Linux |
| Judy update (ELSA-2022-1557) Judy-1.0.5-18.module+el8.4.0+20040+caf70fad.x86_64.rpm | Linux |
| Galera update (ELSA-2022-1557) galera-26.4.9-4.module+el8.5.0+20630+d7805586.x86_64.rpm | Linux |
| Mariadb update (ELSA-2022-1557) mariadb-10.5.13-1.module+el8.5.0+20630+d7805586.x86_64.rpm | Linux |
| Mariadb-backup update (ELSA-2022-1557) mariadb-backup-10.5.13-1.module+el8.5.0+20630+d7805586.x86_64.rpm | Linux |
| Mariadb-common update (ELSA-2022-1557) mariadb-common-10.5.13-1.module+el8.5.0+20630+d7805586.x86_64.rpm | Linux |
| Mariadb-devel update (ELSA-2022-1557) mariadb-devel-10.5.13-1.module+el8.5.0+20630+d7805586.x86_64.rpm | Linux |
| Mariadb-embedded update (ELSA-2022-1557) mariadb-embedded-10.5.13-1.module+el8.5.0+20630+d7805586.x86_64.rpm | Linux |
| Mariadb-embedded-devel update (ELSA-2022-1557) mariadb-embedded-devel-10.5.13-1.module+el8.5.0+20630+d7805586.x86_64.rpm | Linux |
| Mariadb-errmsg update (ELSA-2022-1557) mariadb-errmsg-10.5.13-1.module+el8.5.0+20630+d7805586.x86_64.rpm | Linux |
| Mariadb-gssapi-server update (ELSA-2022-1557) mariadb-gssapi-server-10.5.13-1.module+el8.5.0+20630+d7805586.x86_64.rpm | Linux |
| Mariadb-oqgraph-engine update (ELSA-2022-1557) mariadb-oqgraph-engine-10.5.13-1.module+el8.5.0+20630+d7805586.x86_64.rpm | Linux |
| Mariadb-pam update (ELSA-2022-1557) mariadb-pam-10.5.13-1.module+el8.5.0+20630+d7805586.x86_64.rpm | Linux |
| Mariadb-server update (ELSA-2022-1557) mariadb-server-10.5.13-1.module+el8.5.0+20630+d7805586.x86_64.rpm | Linux |
| Mariadb-server-galera update (ELSA-2022-1557) mariadb-server-galera-10.5.13-1.module+el8.5.0+20630+d7805586.x86_64.rpm | Linux |
| Mariadb-server-utils update (ELSA-2022-1557) mariadb-server-utils-10.5.13-1.module+el8.5.0+20630+d7805586.x86_64.rpm | Linux |
| Mariadb-test update (ELSA-2022-1557) mariadb-test-10.5.13-1.module+el8.5.0+20630+d7805586.x86_64.rpm | Linux |
| (RHSA-2022:1557) mariadb:10.5 security, bug fix, and enhancement update Judy-debugsource-1.0.5-18.module+el8.4.0+9031+9abc7af9.x86_64.rpm | Linux |
| (RHSA-2022:1557) mariadb:10.5 security, bug fix, and enhancement update galera-debugsource-26.4.9-4.module+el8.5.0+14125+d11efe18.x86_64.rpm | Linux |
| (RHSA-2022:1557) mariadb:10.5 security, bug fix, and enhancement update mariadb-backup-10.5.13-1.module+el8.5.0+14125+d11efe18.x86_64.rpm | Linux |
| (RHSA-2022:1557) mariadb:10.5 security, bug fix, and enhancement update mariadb-debugsource-10.5.13-1.module+el8.5.0+14125+d11efe18.x86_64.rpm | Linux |
| (RHSA-2022:1557) mariadb:10.5 security, bug fix, and enhancement update mariadb-embedded-10.5.13-1.module+el8.5.0+14125+d11efe18.x86_64.rpm | Linux |
| (RHSA-2022:1557) mariadb:10.5 security, bug fix, and enhancement update mariadb-embedded-devel-10.5.13-1.module+el8.5.0+14125+d11efe18.x86_64.rpm | Linux |
| (RHSA-2022:1557) mariadb:10.5 security, bug fix, and enhancement update mariadb-errmsg-10.5.13-1.module+el8.5.0+14125+d11efe18.x86_64.rpm | Linux |
| (RHSA-2022:1557) mariadb:10.5 security, bug fix, and enhancement update mariadb-gssapi-server-10.5.13-1.module+el8.5.0+14125+d11efe18.x86_64.rpm | Linux |
| (RHSA-2022:1557) mariadb:10.5 security, bug fix, and enhancement update mariadb-oqgraph-engine-10.5.13-1.module+el8.5.0+14125+d11efe18.x86_64.rpm | Linux |
| (RHSA-2022:1557) mariadb:10.5 security, bug fix, and enhancement update mariadb-pam-10.5.13-1.module+el8.5.0+14125+d11efe18.x86_64.rpm | Linux |
| (RHSA-2022:1557) mariadb:10.5 security, bug fix, and enhancement update mariadb-server-galera-10.5.13-1.module+el8.5.0+14125+d11efe18.x86_64.rpm | Linux |
| (RHSA-2022:1557) mariadb:10.5 security, bug fix, and enhancement update mariadb-server-utils-10.5.13-1.module+el8.5.0+14125+d11efe18.x86_64.rpm | Linux |
| (RHSA-2022:1557) mariadb:10.5 security, bug fix, and enhancement update mariadb-test-10.5.13-1.module+el8.5.0+14125+d11efe18.x86_64.rpm | Linux |
| Multiple Vulnerabilities are affected in Mysql 8.0.23 (For Linux) | Linux |
| Multiple Vulnerabilities are affected in Mysql 8.0.5 (For Linux) | Linux |
| Vulnerabilities CVE-2021-2166,CVE-2021-2154 are fixed in MariaDB MariaDB 10.5.10 (For Linux) | Linux |
| Vulnerabilities CVE-2021-2166,CVE-2021-2154 are fixed in MariaDB MariaDB 10.4.19 (For Linux) | Linux |
| Vulnerabilities CVE-2021-2166,CVE-2021-2154 are fixed in MariaDB MariaDB 10.3.29 (For Linux) | Linux |
| Vulnerabilities CVE-2021-2166,CVE-2021-2154 are fixed in MariaDB MariaDB 10.2.38 (For Linux) | Linux |
| CVE-2021-2166 | NCM |
Patch Details
No records foundReferences
https://nvd.nist.gov/vuln/detail/CVE-2023-1234
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-1234