CVE-2018-3829

Severity: medium (CVSS 5.3 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.9% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2018-09-19 · updated 2026-06-17
Weakness: CWE-285

Description

In Elastic Cloud Enterprise (ECE) versions prior to 1.1.4 it was discovered that a user could scale out allocators on new hosts with an invalid roles token. An attacker with access to the previous runner ID and IP address of the coordinator-host could add a allocator to an existing ECE install to gain access to other clusters data.

Affected products

Elastic Cloud Enterprise: before 1.1.4 — fixed in 1.1.4

How to fix

Upgrade to a fixed version: Elastic Cloud Enterprise 1.1.4. Check the vendor advisory for mitigations.

References

https://discuss.elastic.co/t/elastic-cloud-enterprise-1-1-4-security-update/135778
https://www.elastic.co/community/security
https://discuss.elastic.co/t/elastic-cloud-enterprise-1-1-4-security-update/135778
https://www.elastic.co/community/security

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