Security advisory

{
  "id": "967d6031045c88aad259444342edf65ce61f4730f56928d78c7621d67456c4bb",
  "url": "https://osv.dev/vulnerability/CVE-2020-27195",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "CVE-2020-27195",
    "summary": "HashiCorp Nomad and Nomad Enterprise version 0.9.0 up to 0.12.5 client file sandbox feature can be subverted using either the template or artifact stanzas. Fixed in 0.12.6, 0.11.5, and 0.10.6",
    "evidence": "osv:CVE-2020-27195",
    "products": [],
    "severity": "critical",
    "structured": {
      "id": "CVE-2020-27195",
      "aliases": [
        "CVE-2020-27195",
        "GHSA-77cr-6gr8-7rr9",
        "GO-2022-0806"
      ],
      "metrics": [
        {
          "type": "CVSS_V3",
          "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://github.com/hashicorp/nomad",
              "type": "GIT",
              "events": [
                {
                  "introduced": "d77075ff2053cd2e23b6a0f8b09cd43424bed792"
                },
                {
                  "last_affected": "fce99f12a297c9f83160450bc632611877e07873"
                },
                {
                  "introduced": "ca5cd15eeffd40b68043c94eefff1ec7e6dc703f"
                },
                {
                  "last_affected": "3c6abec8d4a5c1af96ac3e1910a90949390dea19"
                },
                {
                  "introduced": "b1aa9e2166e72b75d7e0ed39ff456393beb0f421"
                },
                {
                  "last_affected": "ec7bf9de21bfe3623ff04b009f26aaf488bae2b1"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "cpe": "cpe:2.3:a:hashicorp:nomad:*:*:*:*:-:*:*:*",
                    "range": [
                      {
                        "introduced": "0.9.0"
                      },
                      {
                        "last_affected": "0.10.5"
                      }
                    ],
                    "source": "CPE_RANGE"
                  },
                  {
                    "cpe": "cpe:2.3:a:hashicorp:nomad:*:*:*:*:enterprise:*:*:*",
                    "range": [
                      {
                        "introduced": "0.9.0"
                      },
                      {
                        "last_affected": "0.10.5"
                      }
                    ],
                    "source": "CPE_RANGE"
                  },
                  {
                    "cpe": "cpe:2.3:a:hashicorp:nomad:*:*:*:*:-:*:*:*",
                    "range": [
                      {
                        "introduced": "0.11.0"
                      },
                      {
                        "last_affected": "0.11.4"
                      }
                    ],
                    "source": "CPE_RANGE"
                  },
                  {
                    "cpe": "cpe:2.3:a:hashicorp:nomad:*:*:*:*:enterprise:*:*:*",
                    "range": [
                      {
                        "introduced": "0.11.0"
                      },
                      {
                        "last_affected": "0.11.4"
                      }
                    ],
                    "source": "CPE_RANGE"
                  },
                  {
                    "cpe": "cpe:2.3:a:hashicorp:nomad:*:*:*:*:-:*:*:*",
                    "range": [
                      {
                        "introduced": "0.12.0"
                      },
                      {
                        "last_affected": "0.12.5"
                      }
                    ],
                    "source": "CPE_RANGE"
                  },
                  {
                    "cpe": "cpe:2.3:a:hashicorp:nomad:*:*:*:*:enterprise:*:*:*",
                    "range": [
                      {
                        "introduced": "0.12.0"
                      },
                      {
                        "last_affected": "0.12.5"
                      }
                    ],
                    "source": "CPE_RANGE"
                  }
                ]
              }
            }
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2020-27195.json"
          }
        }
      ],
      "modified": "2026-10-20T10:52:59.126714347Z",
      "provider": "osv",
      "references": [
        "https://www.nomadproject.io/downloads",
        "https://github.com/hashicorp/nomad/blob/master/CHANGELOG.md#0126-october-21-2020"
      ],
      "provider_metadata": {}
    },
    "related_cves": [
      {
        "value": "CVE-2020-27195",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 384120,
  "published_at": "2020-10-22T17:15:12.597+00:00"
}