Related Vulnerabilities: CVE-2021-37937  

A security issue has been found in Elasticsearch versions from 7.13.0 through 7.14.0. An issue was found with how API keys are created with the fleet-server service account. When an API key is created with a service account, it is possible that the API key could be created with higher privileges than intended. Using this vulnerability, a compromised fleet-server service account could escalate themselves to a super-user.

Severity Medium

Remote Yes

Type Privilege escalation

Description

A security issue has been found in Elasticsearch versions from 7.13.0 through 7.14.0. An issue was found with how API keys are created with the fleet-server service account. When an API key is created with a service account, it is possible that the API key could be created with higher privileges than intended. Using this vulnerability, a compromised fleet-server service account could escalate themselves to a super-user.

AVG-2342 elasticsearch 7.10.2-1 Medium Not affected

https://discuss.elastic.co/t/elastic-stack-7-14-1-security-update/283077