Read the docs
TI-2023-15034 Aliases CVE-2023-31416GHSA-f827-q6f2-jc9c

Elastic Cloud on Kubernetes (ECK) secret token configuration issue

Priority LOW 30CWE-200Published · Updated

Key facts

Attack vector
Network
Privileges required
None
User interaction
None
Attack complexity
Low
Impact type
Information disclosure
Confidentiality · integrity · availability
None · Low · None
Fix status
Fixed

Attack profile from CVSS 3.1 · CNA. Fix status from CNA. Impact type from CWE-200.

Summary

Secret token configuration is never applied when using ECK <2.8 with APM Server >=8.0. This could lead to anonymous requests to an APM Server being accepted and the data ingested into this APM deployment.

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00428 37th percentileScored 2026-11-07
Fix Fixed Elastic Cloud on Kubernetes (Elastic): 2.8

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation
None
Automatable
Yes
Technical impact
Partial

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

VendorProductAffected versionsFixed inStatusSource
ElasticElastic Cloud on Kubernetesbefore 2.82.8Patch availableCNA
  • Elastic Cloud on Kubernetes VendorElastic Affected before 2.8 Fixed in 2.8 Patch available CNA

CPE configurations NVD · 2

CPEVersionsRoleVendor
cpe:2.3:a:elastic:elastic_cloud_on_kubernetes:*:*:*:*:*:*:*:*before 2.8VulnerableElastic
cpe:2.3:a:elastic:apm_server:*:*:*:*:*:*:*:*8.0.0Running onElastic
  • cpe:2.3:a:elastic:elastic_cloud_on_kubernetes:*:*:*:*:*:*:*:* Versions before 2.8 Vulnerable ·Elastic
  • cpe:2.3:a:elastic:apm_server:*:*:*:*:*:*:*:* Versions 8.0.0 Running on ·Elastic

Remediation

  • Fix · CNA Elastic Cloud on Kubernetes (Elastic) Fixed in 2.8

Timeline

  1. 2026-10-02 Threatist record created from CVE-2023-31416
  2. 2026-10-03 Alias added: GHSA-f827-q6f2-jc9c

References

Advisory 1

Other 1

  • TI-2020-05658 Elastic Cloud on Kubernetes (ECK) versions prior to 1.1.0 generate passwords using a weak… CVSS 3.1HIGH 7.5
  • TI-2026-50886 Cleartext Storage of Sensitive Information in an Environment Variable in Elastic Cloud on… CVSS 3.1MEDIUM 6.5
  • TI-2026-50879 Unintended Proxy or Intermediary in Elastic Cloud on Kubernetes Leading to Cross-Namespace Secret Disclosure CVSS 3.1MEDIUM 6.5
  • TI-2026-54658 Incorrect Authorization in Elastic Cloud on Kubernetes Leading to Unauthorized Modification of Data CVSS 3.1MEDIUM 5.4
  • TI-2026-54649 Incomplete Cleanup in Elastic Cloud on Kubernetes Leading to Unauthorized Cross-Namespace Credential Retention CVSS 3.1LOW 3.5

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences