Kibana versions before 6.6.1 contain an arbitrary code execution flaw in the security audit logger. If a Kibana instance has the setting xpack.security.audit.enabled set to true, an attacker could send a request that will attempt to execute javascript code. This could possibly lead to an attacker executing arbitrary commands with permissions of the Kibana process on the host system.
The product constructs all or part of a code segment using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the syntax or behavior of the intended code segment.
The product constructs all or part of a command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended command when it is sent to a downstream component.
| Link | Tags |
|---|---|
| https://discuss.elastic.co/t/elastic-stack-6-6-1-and-5-6-15-security-update/169077 | vendor advisory |
| https://www.elastic.co/community/security | vendor advisory |
| https://access.redhat.com/errata/RHSA-2019:2860 | vendor advisory |
| https://access.redhat.com/errata/RHBA-2019:2824 | vendor advisory |