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Elastic Elasticsearch Privilege Escalation Vulnerability (ESA-2021-25)
Information
Severity
Severity
Medium
Family
Family
Privilege escalation
CVSSv2 Base
CVSSv2 Base
6.2
CVSSv2 Vector
CVSSv2 Vector
AV:N/AC:H/Au:M/C:C/I:C/A:N
Solution Type
Solution Type
Vendor Patch
Created
Created
2 years ago
Modified
Modified
2 years ago
Summary
Elastic Elasticsearch is prone to a privilege escalation vulnerability.
Insight
Insight
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.
Affected Software
Affected Software
Elastic Elasticsearch version 7.13.0 through 7.14.0.
Detection Method
Detection Method
Checks if a vulnerable version is present on the target host.
Solution
Solution
Update to version 7.14.1 or later.