Security advisory

{
  "id": "4a4624437dcb8549a276ad0dd552c16a9301e3c5982596e85964608d8375478f",
  "url": "https://osv.dev/vulnerability/CVE-2021-38294",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "CVE-2021-38294",
    "summary": "A Command Injection vulnerability exists in the getTopologyHistory service of the Apache Storm 2.x prior to 2.2.1 and Apache Storm 1.x prior to 1.2.4. A specially crafted thrift request to the Nimbus server allows Remote Code Execution (RCE) prior to authentication.",
    "evidence": "osv:CVE-2021-38294",
    "products": [],
    "severity": "critical",
    "structured": {
      "id": "CVE-2021-38294",
      "aliases": [
        "CVE-2021-38294",
        "GHSA-6768-mcjc-8223"
      ],
      "metrics": [
        {
          "type": "CVSS_V3",
          "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://github.com/apache/storm",
              "type": "GIT",
              "events": [
                {
                  "introduced": "dba655a47aaad74f26b9bb9a75fa52c0eedd8b1e"
                },
                {
                  "fixed": "1bc944091b727e9a892bb36349231fcc57d9ea30"
                },
                {
                  "introduced": "79fc9b3e6aeec623b42d165536a936d28f2b12f1"
                },
                {
                  "fixed": "c5009d993ee049cd0b7c3fe0dad2fc8f700ddb5f"
                },
                {
                  "introduced": "bf1986345de5de605abb4fc7b6051fce762bbca5"
                },
                {
                  "fixed": "1d86ffd1adc1920e6788a76f017b2e2f873a7162"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "cpe": "cpe:2.3:a:apache:storm:*:*:*:*:*:*:*:*",
                    "range": [
                      {
                        "introduced": "1.0.0"
                      },
                      {
                        "fixed": "1.2.4"
                      }
                    ],
                    "source": "CPE_RANGE"
                  },
                  {
                    "cpe": "cpe:2.3:a:apache:storm:*:*:*:*:*:*:*:*",
                    "range": [
                      {
                        "introduced": "2.1.0"
                      },
                      {
                        "fixed": "2.1.1"
                      }
                    ],
                    "source": "CPE_RANGE"
                  },
                  {
                    "cpe": "cpe:2.3:a:apache:storm:*:*:*:*:*:*:*:*",
                    "range": [
                      {
                        "introduced": "2.2.0"
                      },
                      {
                        "fixed": "2.2.1"
                      }
                    ],
                    "source": "CPE_RANGE"
                  }
                ]
              }
            }
          ],
          "versions": [
            "v2.2.0",
            "v2.1.0",
            "v1.2.3",
            "v1.2.2",
            "v1.2.1",
            "v1.2.0",
            "v1.1.0",
            "v1.0.1",
            "v1.0.0"
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2021-38294.json"
          }
        }
      ],
      "modified": "2026-10-24T10:30:38.022460147Z",
      "provider": "osv",
      "references": [
        "https://lists.apache.org/thread.html/r5fe881f6ca883908b7a0f005d35115af49f43beea7a8b0915e377859%40%3Cuser.storm.apache.org%3E",
        "https://seclists.org/oss-sec/2021/q4/44"
      ],
      "provider_metadata": {}
    },
    "related_cves": [
      {
        "value": "CVE-2021-38294",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 434351,
  "published_at": "2021-10-25T13:15:07.957+00:00"
}