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TI-2021-12247 Aliases CVE-2021-32575GHSA-vf6q-9f2f-mwhv

HashiCorp Nomad and Nomad Enterprise up to version 1.0.4 bridge networking mode allows…

Priority LOW 29CWE-1100Published · Updated

Key facts

Attack vector
Adjacent network
Privileges required
None
User interaction
None
Attack complexity
Low
Impact type
—
Confidentiality · integrity · availability
None · High · None
Fix status
Fixed

Attack profile from CVSS 3.1 · NVD. Fix status from CNA and GitHub.

Summary

HashiCorp Nomad and Nomad Enterprise up to version 1.0.4 bridge networking mode allows ARP spoofing from other bridged tasks on the same node. Fixed in 0.12.12, 1.0.5, and 1.1.0 RC1.

Why it matters now

EPSS 0.00512 43rd percentileScored 2026-11-07
Fix Fixed github.com/hashicorp/nomad (Go): 1.0.5, 0.12.12

SSVC decision points

Not available: CISA has not published SSVC decision points for this record.

Affected products

VendorProductAffected versionsFixed inStatusSource
——all versions—No fix listedCNA
—github.com/hashicorp/nomad (Go)1.0.0 to before 1.0.51.0.5Patch availableGHSA-vf6q-9f2f-mwhv
—github.com/hashicorp/nomad (Go)before 0.12.120.12.12Patch availableGHSA-vf6q-9f2f-mwhv
  • — Vendor— Affected all versions Fixed in — No fix listed CNA
  • github.com/hashicorp/nomad (Go) Vendor— Affected 1.0.0 to before 1.0.5 Fixed in 1.0.5 Patch available GHSA-vf6q-9f2f-mwhv
  • github.com/hashicorp/nomad (Go) Vendor— Affected before 0.12.12 Fixed in 0.12.12 Patch available GHSA-vf6q-9f2f-mwhv

CPE configurations NVD · 2

CPEVersionsRoleVendor
cpe:2.3:a:hashicorp:nomad:*:*:*:*:-:*:*:*up to 1.0.4VulnerableHashiCorp
cpe:2.3:a:hashicorp:nomad:*:*:*:*:enterprise:*:*:*up to 1.0.4VulnerableHashiCorp
  • cpe:2.3:a:hashicorp:nomad:*:*:*:*:-:*:*:* Versions up to 1.0.4 Vulnerable ·HashiCorp
  • cpe:2.3:a:hashicorp:nomad:*:*:*:*:enterprise:*:*:* Versions up to 1.0.4 Vulnerable ·HashiCorp

Remediation

  • Fix · GHSA-vf6q-9f2f-mwhv github.com/hashicorp/nomad (Go) Fixed in 1.0.5 Advisory →
  • Fix · GHSA-vf6q-9f2f-mwhv github.com/hashicorp/nomad (Go) Fixed in 0.12.12 Advisory →

Vendor assessments

Red Hat

Red Hat rating: Moderate. Red Hat's page for this CVE →

Not affected: 1 product
  • Red Hat Openshift Container Storage 4

Timeline

  1. 2026-10-02 Threatist record created from CVE-2021-32575
  2. 2026-10-03 Alias added: GHSA-vf6q-9f2f-mwhv

References

Patch 1

Advisory 1

Other 1

  • TI-2019-09419 HashiCorp Nomad 0.9.0 through 0.9.1 has Incorrect Access Control via the exec driver. CVSS 3.0CRITICAL 9.8
  • TI-2022-12559 HashiCorp Nomad and Nomad Enterprise version 0.2.0 up to 1.3.0 were impacted by go-getter… CVSS 3.1CRITICAL 9.8
  • TI-2023-01674 Nomad Unauthenticated Client Agent HTTP Request Privilege Escalation CVSS 3.1CRITICAL 10.0
  • TI-2020-06436 HashiCorp Nomad and Nomad Enterprise up to 0.10.2 incorrectly validated role/region… CVSS 3.1CRITICAL 9.8
  • TI-2020-16532 HashiCorp Nomad and Nomad Enterprise version 0.9.0 up to 0.12.5 client file sandbox… CVSS 3.1CRITICAL 9.1
  • TI-2021-19357 HashiCorp Nomad and Nomad Enterprise up to 1.0.13, 1.1.7, and 1.2.0, with the QEMU task… CVSS 3.1HIGH 8.8
See all 35 →

Sources

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