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Elastic Kibana DoS Vulnerability (ESA-2021-10)

Information

Severity

Severity

Medium

Family

Family

Denial of Service

CVSSv2 Base

CVSSv2 Base

6.1

CVSSv2 Vector

CVSSv2 Vector

AV:N/AC:L/Au:M/C:N/I:N/A:C

Solution Type

Solution Type

Vendor Patch

Created

Created

1 year ago

Modified

Modified

1 year ago

Summary

Kibana is prone to a denial of service (DoS) vulnerability.

Insight

Insight

A DoS vulnerability was found in the Kibana webhook actions due to a lack of timeout or a limit on the request size. An attacker with permissions to create webhook actions could drain the Kibana host connection pool, making Kibana unavailable for all other users.

Affected Software

Affected Software

Kibana version 7.12.0 and prior.

Detection Method

Detection Method

Checks if a vulnerable version is present on the target host.

Solution

Solution

Update to version 7.12.1 or later.

Common Vulnerabilities and Exposures (CVE)