CVE-2021-37218

Published: Sep 7, 2021Modified: Jun 17, 2026

8.8

Vector

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Exploitability: 2.8 / Impact: 5.9

Source: NVD

Description

HashiCorp Nomad and Nomad Enterprise Raft RPC layer allows non-server agents with a valid certificate signed by the same CA to access server-only functionality, enabling privilege escalation. Fixed in 1.0.10 and 1.1.4.

Affected (4)

Products: Hashicorp: Nomad

Hashicorp

1 product

Nomad

Configuration A

4 vulnerable

Vulnerable Software	Affected Versions
Hashicorp Nomad	Before 1.0.10
Hashicorp Nomad	From 1.1.1 to 1.1.4
Hashicorp Nomad	Up to 1.0.10
Hashicorp Nomad	From 1.1.1 to 1.1.4

Related CWEs

CWE-295

Improper Certificate Validation

The product does not validate, or incorrectly validates, a certificate.

References (4)

https://discuss.hashicorp.com/t/hcsec-2021-21-nomad-raft-rpc-privilege-escalation/29023

Source: cve@mitre.org

Vendor Advisory

https://www.hashicorp.com/blog/category/nomad

Source: cve@mitre.org

ProductVendor Advisory

https://discuss.hashicorp.com/t/hcsec-2021-21-nomad-raft-rpc-privilege-escalation/29023

Source: af854a3a-2127-422b-91ae-364da2661108

Vendor Advisory

https://www.hashicorp.com/blog/category/nomad

Source: af854a3a-2127-422b-91ae-364da2661108

ProductVendor Advisory

Timeline

No history available yet.