# CVE-2024-6840: Automation-controller: gain access to the k8s api server via job execution with container group

Status: published. Published: 2024-09-12. Updated: 2026-11-05.

An improper authorization flaw exists in the Ansible Automation Controller. This flaw allows an attacker using the k8S API server to send an HTTP request with a service account token mounted via `automountServiceAccountToken: true`, resulting in privilege escalation to a service account.

## Remediation

No remediation reported in collected sources

## Affected products and versions

-  /  (automation-controller): ≥ 4.5.10-1; < 4.5.10-1 (affected, semver). Source: CNA: redhat
- Red Hat / Red Hat Ansible Automation Platform 2.4 for RHEL 8 (automation-controller): ≥ 0:4.5.10-1.el8ap; < * (unaffected, rpm). Source: CNA: redhat
- Red Hat / Red Hat Ansible Automation Platform 2.4 for RHEL 9 (automation-controller): ≥ 0:4.5.10-1.el9ap; < * (unaffected, rpm). Source: CNA: redhat

## Severity and prioritization

- CVSS 3.1: 6.6 (medium); CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:C/C:H/I:L/A:N; source: CNA: redhat

- CISA KEV: No listing in collected sources

- EPSS: 0.43% as of 2026-11-05; percentile 37.23%

- SSVC: exploitation none; automatable no; technical impact total; source ADP: CISA-ADP

- Weaknesses: CWE-285

## Exploit evidence

No exploit evidence in collected sources. This is not proof of no exploitation.

## References

- https://access.redhat.com/errata/RHSA-2024:6428 (CNA: redhat; vendor-advisory, x_refsource_REDHAT)

- https://access.redhat.com/security/cve/CVE-2024-6840 (CNA: redhat; vdb-entry, x_refsource_REDHAT)

- https://bugzilla.redhat.com/show_bug.cgi?id=2298492 (CNA: redhat; issue-tracking, x_refsource_REDHAT)

## Provenance

- CNA: redhat: https://www.cve.org/CVERecord?id=CVE-2024-6840; retrieved 2026-11-05; source updated 2026-11-05

- FIRST EPSS: https://api.first.org/data/v1/epss?cve=CVE-2024-6840; retrieved 2026-11-05; source updated Not reported

Revision: 744225323c114d8484014e208215f1f9086104ebb23db7dca82085fb6b48e556

Canonical: https://y2.dev/cve/CVE-2024-6840

## Agent and API access

Public CVE pages, Markdown, and JSON are free to read without an account or API key.

- Public catalog: https://y2.dev/cve/index.json. Follow nextCursor with the same search, filters, sort, and limit (1–100). A null cursor marks the end.

- WebMCP: search_cve_disclosures, get_cve_disclosure, get_cve_page_markdown, get_y2_cve_access. Available in compatible browsers.

- Cyber API: https://api.y2.dev/api/v2/cyber/cves and https://api.y2.dev/api/v2/cyber/cves/{cveId}.

- Y2 Pro or Elite: create a workspace API key with the intel:cyber scope and send Authorization: Bearer <Y2_API_KEY>. Setup: https://y2.dev/docs/api/create-key.

- x402: Pay per request without an account or API key. Omit Authorization, read the HTTP 402 PAYMENT-REQUIRED challenge, validate its current requirements, and retry with PAYMENT-SIGNATURE through an authorized payment client. These browser tools never make payments. Guide: https://y2.dev/docs/api/x402.

- OpenAPI: https://y2.dev/api/openapi.yaml. Agent access metadata: https://y2.dev/cve/agent.json.

Collected public records only. Check source status for coverage and freshness.