CVE-2018-17244
Exposure of Sensitive Information to an Unauthorized Actor in Elasticsearch
6.5
MEDIUM
CVSS 3.1
EPSS 0.86%
Description
Elasticsearch Security versions 6.4.0 to 6.4.2 contain an error in the way request headers are applied to requests when using the Active Directory, LDAP, Native, or File realms. A request may receive headers intended for another request if the same username is being authenticated concurrently; when used with run as, this can result in the request running as the incorrect user. This could allow a user to access information that they should not have access to.
How to fix CVE-2018-17244
To remediate CVE-2018-17244, upgrade the affected package to a fixed version below.
- —upgrade to 6.4.3 or later
Is CVE-2018-17244 being exploited?
Low — EPSS is 0.9%, meaning exploitation activity has not been observed at scale.
Affected packages (1)
- >= 6.4.0, < 6.4.3
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | MEDIUM6.5 | CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N |