Ensure Proper Use Of ALLOW_NONEXISTENT_DEFINER

中级别 1人工审核mysql

说明

Its critical to limit users ability to set and effective authorization ID that is used with executing a view or stored program. This grant provides a method to escalate privileges within MySQL views and procedures.

检查方式

审计方法: 人工审核

此项建议无法自动检查。当您传入 --include-manual 时，扫描结果会列出该项并附带这些说明。

Run SELECT GRANTEE FROM INFORMATION_SCHEMA.USER_PRIVILEGES WHERE PRIVILEGE_TYPE = 'ALLOW_NONEXISTENT_DEFINER'; Ensure only administrative users are returned in the result set.

修复方式

修复方法: 操作指南或基础设施补丁

REVOKE ALLOW_NONEXISTENT_DEFINER ON *.* FROM '<user>'@'<host>'; for each non-administrative grantee.

属性

操作系统: 任意
标签: mysqldatabaseauthorizationmanual
参考: CIS Oracle MySQL Community Server 8.4 Benchmark v1.1.0 - 5.12 Ensure Proper Use Of ALLOW_NONEXISTENT_DEFINER