Security advisory

{
  "id": "6a08d399f98e5ce949d53e0ccbda8100fc879f8edb3d43f20498d46e7892604c",
  "url": "https://osv.dev/vulnerability/CVE-2021-37146",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "CVE-2021-37146",
    "summary": "An infinite loop in Open Robotics ros_comm XMLRPC server in ROS Melodic through 1.4.11 and ROS Noetic through1.15.11 allows remote attackers to cause a Denial of Service in ros_comm via a crafted XMLRPC call.",
    "evidence": "osv:CVE-2021-37146",
    "products": [],
    "severity": "high",
    "structured": {
      "id": "CVE-2021-37146",
      "aliases": [
        "CVE-2021-37146"
      ],
      "metrics": [
        {
          "type": "CVSS_V3",
          "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://github.com/ros-gbp/ros_comm-release",
              "type": "GIT",
              "events": [
                {
                  "introduced": "03899cc12c07c6cd3a295fb4a060a977ebfecef5"
                },
                {
                  "last_affected": "5ca0fc41f11f396e543e80683c912a609aa8a438"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "cpe": "cpe:2.3:a:ros:ros-comm:*:*:*:*:*:*:*:*",
                    "range": [
                      {
                        "introduced": "1.15.0"
                      },
                      {
                        "last_affected": "1.15.11"
                      }
                    ],
                    "source": "CPE_RANGE"
                  }
                ]
              }
            }
          ],
          "versions": [
            "upstream/1.15.11",
            "upstream/1.15.10",
            "upstream/1.12.17",
            "upstream/1.14.10",
            "upstream/1.15.9",
            "upstream/1.12.16",
            "upstream/1.14.9",
            "upstream/1.14.8",
            "upstream/1.12.15",
            "upstream/1.14.7",
            "upstream/1.15.8",
            "upstream/1.14.6",
            "upstream/1.15.7",
            "upstream/1.15.6",
            "upstream/1.15.5",
            "upstream/1.14.5",
            "upstream/1.15.4",
            "upstream/1.15.3",
            "upstream/1.15.2",
            "upstream/1.15.1",
            "upstream/1.15.0"
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2021-37146.json"
          }
        },
        {
          "ranges": [
            {
              "repo": "https://github.com/ros/ros_comm",
              "type": "GIT",
              "events": [
                {
                  "introduced": "8cf0bc0318be3cbc89ffec1e93bc99670e171dd1"
                },
                {
                  "last_affected": "f5fa3a168760d62e9693f10dcb9adfffc6132d22"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "cpe": "cpe:2.3:a:ros:ros-comm:*:*:*:*:*:*:*:*",
                    "range": [
                      {
                        "introduced": "1.15.0"
                      },
                      {
                        "last_affected": "1.15.11"
                      }
                    ],
                    "source": "CPE_RANGE"
                  }
                ]
              }
            }
          ],
          "versions": [
            "1.15.11",
            "1.15.10",
            "1.15.9",
            "1.15.8",
            "1.15.7",
            "1.15.6",
            "1.15.5",
            "1.15.4",
            "1.15.3",
            "1.15.2",
            "1.15.1",
            "1.15.0"
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2021-37146.json"
          }
        }
      ],
      "modified": "2026-10-24T10:50:42.365794351Z",
      "provider": "osv",
      "references": [
        "https://discourse.ros.org/t/new-packages-for-melodic-2021-09-27/22446",
        "https://discourse.ros.org/t/new-packages-for-noetic-2021-09-27/22447",
        "https://github.com/ros/ros_comm"
      ],
      "provider_metadata": {
        "unresolved_ranges": [
          {
            "cpes": [
              "cpe:2.3:a:ros:ros-comm:*:*:*:*:*:*:*:*"
            ],
            "vendor_product": "ros:ros-comm",
            "extracted_events": [
              {
                "range": [
                  {
                    "last_affected": "1.4.11"
                  },
                  {
                    "last_affected": "1.4.11"
                  }
                ],
                "source": "CPE_RANGE"
              }
            ]
          }
        ]
      }
    },
    "related_cves": [
      {
        "value": "CVE-2021-37146",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 442496,
  "published_at": "2021-09-28T13:15:07.253+00:00"
}