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Vulnerability · Published Oct 21, 2020 · Assigned by oracle

CVE-2020-14776

Medium 4.9

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 2.7% (higher than 86% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.

Severity (CVSS 3.1)4.9Medium
Exploit odds (30 days)2.7%top 14.3% 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 5.7.31 and prior and 8.0.21 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).

Affected packages & fixed versions

EcosystemPackageFixed inAdvisory
AlmaLinux:8Judy1.0.5-18.module_el8.5.0+2632+14ced695ALSA-2020:5500
AlmaLinux:8Judy1.0.5-18.module_el8.6.0+2867+72759d2fALSA-2020:5500
AlmaLinux:8Judy1.0.5-18.module_el8.6.0+2761+593e5e59ALSA-2020:5500
AlmaLinux:8mecab0.996-1.module_el8.4.0+2532+b8928c02.9ALSA-2021:3590
AlmaLinux:8mecab0.996-1.module_el8.5.0+33+8bc5f36a.9ALSA-2021:3590
AlmaLinux:8mecab-ipadic2.7.0.20070801-16.module_el8.5.0+33+8bc5f36aALSA-2021:3590
AlmaLinux:8mecab-ipadic2.7.0.20070801-16.module_el8.4.0+2532+b8928c02ALSA-2021:3590
AlmaLinux:8mecab-ipadic-EUCJP2.7.0.20070801-16.module_el8.5.0+33+8bc5f36aALSA-2021:3590
AlmaLinux:8mecab-ipadic-EUCJP2.7.0.20070801-16.module_el8.4.0+2532+b8928c02ALSA-2021:3590
AlmaLinux:8mysql8.0.26-1.module_el8.4.0+2532+b8928c02ALSA-2021:3590
AlmaLinux:8mysql8.0.26-1.module_el8.5.0+33+8bc5f36aALSA-2021:3590
AlmaLinux:8mysql-common8.0.26-1.module_el8.4.0+2532+b8928c02ALSA-2021:3590
AlmaLinux:8mysql-common8.0.26-1.module_el8.5.0+33+8bc5f36aALSA-2021:3590
AlmaLinux:8mysql-devel8.0.26-1.module_el8.4.0+2532+b8928c02ALSA-2021:3590
AlmaLinux:8mysql-devel8.0.26-1.module_el8.5.0+33+8bc5f36aALSA-2021:3590
AlmaLinux:8mysql-errmsg8.0.26-1.module_el8.5.0+33+8bc5f36aALSA-2021:3590
AlmaLinux:8mysql-errmsg8.0.26-1.module_el8.4.0+2532+b8928c02ALSA-2021:3590
AlmaLinux:8mysql-libs8.0.26-1.module_el8.4.0+2532+b8928c02ALSA-2021:3590
AlmaLinux:8mysql-libs8.0.26-1.module_el8.5.0+33+8bc5f36aALSA-2021:3590
AlmaLinux:8mysql-server8.0.26-1.module_el8.4.0+2532+b8928c02ALSA-2021:3590
AlmaLinux:8mysql-server8.0.26-1.module_el8.5.0+33+8bc5f36aALSA-2021:3590
AlmaLinux:8mysql-test8.0.26-1.module_el8.4.0+2532+b8928c02ALSA-2021:3590
AlmaLinux:8mysql-test8.0.26-1.module_el8.5.0+33+8bc5f36aALSA-2021:3590
Alpine:v3.20mariadb10.5.8-r0ALPINE-CVE-2020-14776
Alpine:v3.21mariadb10.5.8-r0ALPINE-CVE-2020-14776
Alpine:v3.22mariadb10.5.8-r0ALPINE-CVE-2020-14776
Alpine:v3.23mariadb10.5.8-r0ALPINE-CVE-2020-14776
Alpine:v3.24mariadb10.5.8-r0ALPINE-CVE-2020-14776
Rocky Linux:8Judy0:1.0.5-18.module+el8.4.0+427+adf35707RLSA-2020:5500
Rocky Linux:8mecab0:0.996-1.module+el8.3.0+242+87d3366a.9RLSA-2021:3590
Rocky Linux:8mecab-ipadic0:2.7.0.20070801-16.module+el8.3.0+242+87d3366aRLSA-2021:3590
Rocky Linux:8mysql0:8.0.26-1.module+el8.4.0+652+6de068a7RLSA-2021:3590

Affected products (as reported)

VendorProductVersions
Oracle Corporation MySQL Server 5.7.31 and prior8.0.21 and prior

References