Severe Flaw in Google Cloud's Cloud SQL Service Exposed Confidential Data
May 26, 2023
Data Safety / Cloud Security
A new security flaw has been disclosed in the Google Cloud Platform's (GCP) Cloud SQL service that could be potentially exploited to obtain access to confidential data. "The vulnerability could have enabled a malicious actor to escalate from a basic Cloud SQL user to a full-fledged sysadmin on a container, gaining access to internal GCP data like secrets, sensitive files, passwords, in addition to customer data," Israeli cloud security firm Dig said . Cloud SQL is a fully-managed solution to build MySQL, PostgreSQL, and SQL Server databases for cloud-based applications. The multi-stage attack chain identified by Dig, in a nutshell, leveraged a gap in the cloud platform's security layer associated with SQL Server to escalate the privileges of a user to that of an administrator role. The elevated permissions subsequently made it possible to abuse another critical misconfiguration to obtain system administrator rights and take full control of the database server....
