CVE:CVE-2020-2934
CNNVD:CNNVD-202004-853
Oracle MySQL是美国甲骨文（Oracle）公司的一套开源的关系数据库管理系统。
Oracle MySQL中的MySQL Connectors 5.1.48之前版本和8.0.19及之前版本的Connector/J组件存在安全漏洞。攻击者可利用该漏洞未授权读取、更新、插入或删除数据，造成拒绝服务，影响数据的可用性、保密性和完整性。
solution:Upgrade oracle mysql_connector/j to a higher version than 5.1.48,8.0.19,and avoid the version (,5.1.48],[8.0.0,8.0.19]; Upgrade fedoraproject fedora to a higher version than 32,33,and avoid the version 32,33; Upgrade debian debian_linux to a higher version than 8.0,9.0,and avoid the version 8.0,9.0; Upgrade oracle weblogic_server to a higher version than 12.1.3.0.0,12.2.1.3.0,12.2.1.4.0,14.1.1.0.0,and avoid the version 12.1.3.0.0,12.2.1.3.0,12.2.1.4.0,14.1.1.0.0