High severity8.8NVD Advisory· Published Jun 5, 2017· Updated Jun 17, 2026
CVE-2017-8438
CVE-2017-8438
Description
Elastic X-Pack Security versions 5.0.0 to 5.4.0 contain a privilege escalation bug in the run_as functionality. This bug prevents transitioning into the specified user specified in a run_as request. If a role has been created using a template that contains the _user properties, the behavior of run_as will be incorrect. Additionally if the run_as user specified does not exist, the transition will not happen.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
14cpe:2.3:a:elastic:x-pack:5.0.0:*:*:*:*:*:*:*+ 12 more
- cpe:2.3:a:elastic:x-pack:5.0.0:*:*:*:*:*:*:*
- cpe:2.3:a:elastic:x-pack:5.0.1:*:*:*:*:*:*:*
- cpe:2.3:a:elastic:x-pack:5.0.2:*:*:*:*:*:*:*
- cpe:2.3:a:elastic:x-pack:5.1.0:*:*:*:*:*:*:*
- cpe:2.3:a:elastic:x-pack:5.1.1:*:*:*:*:*:*:*
- cpe:2.3:a:elastic:x-pack:5.2.0:*:*:*:*:*:*:*
- cpe:2.3:a:elastic:x-pack:5.2.1:*:*:*:*:*:*:*
- cpe:2.3:a:elastic:x-pack:5.2.2:*:*:*:*:*:*:*
- cpe:2.3:a:elastic:x-pack:5.3.0:*:*:*:*:*:*:*
- cpe:2.3:a:elastic:x-pack:5.3.1:*:*:*:*:*:*:*
- cpe:2.3:a:elastic:x-pack:5.3.2:*:*:*:*:*:*:*
- cpe:2.3:a:elastic:x-pack:5.3.3:*:*:*:*:*:*:*
- cpe:2.3:a:elastic:x-pack:5.4.0:*:*:*:*:*:*:*
- Range: 5.0.0 to 5.4.0
Patches
Vulnerability mechanics
References
3- www.elastic.co/blog/elasticsearch-5-4-1-and-5-3-3-releasednvdPatchVendor Advisory
- discuss.elastic.co/t/elastic-stack-5-4-1-and-5-3-3-security-updates/87952nvdVendor Advisory
- www.elastic.co/community/securitynvdVendor Advisory
News mentions
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