CVE-2017-8438

mediumpriority · track · 35EPSS 0.010 · 63 %ileEUUS

grimoire priorityP3 · Track

Exploitable?

—

no known exploitation

Likely / severe?

1.03% (63rd) EPSS

CVSS 6.5 · medium

Is it mine?

14 products

Check your exposure

Who says so?

3 sources

cnnvd · enisa_euvd · nvd

EPSS · scored 2026-10-27

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.

cvss

Technical severity, 0–10. One row per scoring source.

8.8

010

base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · medium–high · 6.5–8.8

v2.06.5mediumAV:N/AC:L/Au:S/C:P/I:P/A:Pprimary · NVD / NIST USexploitability 8 · impact 6.4

v3.08.8highCVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:Hprimary · NVD / NIST USexploitability 2.8 · impact 5.9

v3.08.1highCVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:Usecondary · CVSS-BT (t0sche)

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-269USprimaryCWE-284US

affected products (14)

Products and version ranges known to be affected.

Elastic X-Pack Security≤ 5.0.0 to 5.4.0enisa_euvdEU
elastic x-pack= 5.0.0nvdUScpe:2.3:a:elastic:x-pack:*:*:*:*:*:*:*:*
elastic x-pack= 5.0.1nvdUScpe:2.3:a:elastic:x-pack:*:*:*:*:*:*:*:*
elastic x-pack= 5.0.2nvdUScpe:2.3:a:elastic:x-pack:*:*:*:*:*:*:*:*
elastic x-pack= 5.1.0nvdUScpe:2.3:a:elastic:x-pack:*:*:*:*:*:*:*:*
elastic x-pack= 5.1.1nvdUScpe:2.3:a:elastic:x-pack:*:*:*:*:*:*:*:*
elastic x-pack= 5.2.0nvdUScpe:2.3:a:elastic:x-pack:*:*:*:*:*:*:*:*
elastic x-pack= 5.2.1nvdUScpe:2.3:a:elastic:x-pack:*:*:*:*:*:*:*:*
elastic x-pack= 5.2.2nvdUScpe:2.3:a:elastic:x-pack:*:*:*:*:*:*:*:*
elastic x-pack= 5.3.0nvdUScpe:2.3:a:elastic:x-pack:*:*:*:*:*:*:*:*
elastic x-pack= 5.3.1nvdUScpe:2.3:a:elastic:x-pack:*:*:*:*:*:*:*:*
elastic x-pack= 5.3.2nvdUScpe:2.3:a:elastic:x-pack:*:*:*:*:*:*:*:*
elastic x-pack= 5.3.3nvdUScpe:2.3:a:elastic:x-pack:*:*:*:*:*:*:*:*
elastic x-pack= 5.4.0nvdUScpe:2.3:a:elastic:x-pack:*:*:*:*:*:*:*:*

also known as (3)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

cnnvd enisa_euvd nvd NVD CVE.org MITRE

published 2017-06-05modified 2026-06-17

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+6655 more

references (9)

External citations — patches, advisories, analysis.

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