This advisory is categorized as LOW severity because it does not detail any exploitable vulnerability but provides insights into managing high-cardinality metrics which can lead to increased monitoring costs. The content focuses on operational best practices rather than security vulnerabilities.
The advisory does not contain information on a specific vulnerability or attack vector but discusses the usage of high-cardinality metrics in ClickHouse and their impact on monitoring costs with Datadog. The affected are users relying heavily on such metrics for observability purposes.
Affected Systems
- Datadog
- ClickHouse
Affected Versions: All versions
Remediation
- Consider implementing data retention policies in ClickHouse to manage the volume of high-cardinality metrics effectively.
- Review and optimize the tagging strategy for custom metrics in Datadog to control costs.
Stack Impact
The content discusses integration with Kubernetes, Datadog, and ClickHouse but does not impact specific versions or services like nginx, docker, linux kernel, openssh, curl, openssl, python.