HashiCorp Nomad vulnerable to unauthenticated client agent HTTP request privilege escalation

CRITICAL 9.8CVE-2023-1782 · GHSA-f8r8-h93m-mj77 · GO-2023-1707 · Published 05/04/2023 · updated 17/06/2026

Package	Affected versions	Patched versions
github.com/hashicorp/nomad Go	`≥ 1.5.0, < 1.5.3`	`1.5.3`
nomad hashicorp	`≥ 1.5.0, ≤ 1.5.2`	No fix yet

Description

HashiCorp Nomad and Nomad Enterprise versions 1.5.0 up to 1.5.2 allow unauthenticated users to bypass intended ACL authorizations for clusters where mTLS is not enabled. This issue is fixed in version 1.5.3.

NVD description

References

nvd.nist.gov/vuln/detail/CVE-2023-1782 · ADVISORY
discuss.hashicorp.com/t/hcsec-2023-12-nomad-unauthenticated-client-agent-http-request-privilege-escalation/52375 · WEB
hashicorp/nomad · PACKAGE
GitHub Advisory GHSA-f8r8-h93m-mj77 · ADVISORY

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