{"cve":"CVE-2021-37218","nvd":{"published":"2021-09-07T12:15:07.680","modified":"2026-06-17T04:00:17.837","status":"Modified","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.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","score":8.8},"cwes":["CWE-295"],"references":["https://discuss.hashicorp.com/t/hcsec-2021-21-nomad-raft-rpc-privilege-escalation/29023","https://www.hashicorp.com/blog/category/nomad","https://discuss.hashicorp.com/t/hcsec-2021-21-nomad-raft-rpc-privilege-escalation/29023","https://www.hashicorp.com/blog/category/nomad"],"products":["hashicorp:nomad"],"source":"nvd","synced_at":"2026-10-19T21:21:57.125947417+00:00"},"epss":{"cve":"CVE-2021-37218","score":0.0067,"percentile":0.52013,"date":"2026-10-31"},"kev":null,"osv":[{"id":"GHSA-c8x3-rg72-fwwg","url":"https://osv.dev/vulnerability/GHSA-c8x3-rg72-fwwg","summary":"Privilege escalation in Hashicorp Nomad","modified":"2024-08-21T15:26:39.994545Z","packages":[{"ecosystem":"Go","name":"github.com/hashicorp/nomad","purl":"pkg:golang/github.com/hashicorp/nomad","ranges":["<1.0.10"],"fixed":["1.0.10"]},{"ecosystem":"Go","name":"github.com/hashicorp/nomad","purl":"pkg:golang/github.com/hashicorp/nomad","ranges":[">=1.1.0 <1.1.4"],"fixed":["1.1.4"]}]},{"id":"GO-2022-0591","url":"https://osv.dev/vulnerability/GO-2022-0591","summary":"Privilege escalation in Hashicorp Nomad in github.com/hashicorp/nomad","modified":"2026-03-03T04:50:34.054814Z","packages":[{"ecosystem":"Go","name":"github.com/hashicorp/nomad","purl":"pkg:golang/github.com/hashicorp/nomad","ranges":["<1.0.10",">=1.1.0 <1.1.4"],"fixed":["1.0.10","1.1.4"]}]}],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}