Extreme Flaw in Google Cloud’s Cloud SQL Service Uncovered Confidential Information

Might 26, 2023Ravie LakshmananInformation Security / Cloud Safety

Google Cloud's Cloud SQL Service

A brand new safety flaw has been disclosed within the Google Cloud Platform’s (GCP) Cloud SQL service that may very well be probably exploited to acquire entry to confidential information.

“The vulnerability may have enabled a malicious actor to escalate from a fundamental Cloud SQL person to a full-fledged sysadmin on a container, having access to inside GCP information like secrets and techniques, delicate recordsdata, passwords, along with buyer information,” Israeli cloud safety agency Dig mentioned.

Cloud SQL is a fully-managed answer to construct MySQL, PostgreSQL, and SQL Server databases for cloud-based purposes.

The multi-stage assault chain recognized by Dig, in a nutshell, leveraged a spot within the cloud platform’s safety layer related to SQL Server to escalate the privileges of a person to that of an administrator position.

The elevated permissions subsequently made it potential to abuse one other crucial misconfiguration to acquire system administrator rights and take full management of the database server.

Cloud SQL

From there, a menace actor may entry all recordsdata hosted on the underlying working system, enumerate recordsdata, and extract passwords, which may then act as a launchpad for additional assaults.

“Getting access to inside information like secrets and techniques, URLs, and passwords can result in publicity of cloud suppliers’ information and clients’ delicate information which is a serious safety incident,” Dig researchers Ofir Balassiano and Ofir Shaty mentioned.


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Following accountable disclosure in February 2023, the difficulty was addressed by Google in April 2023.

The disclosure comes as Google introduced the provision of its Computerized Certificates Administration Surroundings (ACME) API for all Google Cloud customers to routinely purchase and renew TLS certificates at no cost.

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