Security advisory

{
  "id": "b178a0f60bb326992aca6096ce0c6c0ab6f83eb0210a6f67e5716a95ab70f72e",
  "url": "https://osv.dev/vulnerability/CVE-2021-23362",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "CVE-2021-23362",
    "summary": "The package hosted-git-info before 3.0.8 are vulnerable to Regular Expression Denial of Service (ReDoS) via regular expression shortcutMatch in the fromUrl function in index.js. The affected regular expression exhibits polynomial worst-case time complexity.",
    "evidence": "osv:CVE-2021-23362",
    "products": [],
    "severity": "medium",
    "structured": {
      "id": "CVE-2021-23362",
      "aliases": [
        "CVE-2021-23362",
        "GHSA-43f8-2h32-f4cj"
      ],
      "metrics": [
        {
          "type": "CVSS_V3",
          "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://github.com/npm/hosted-git-info",
              "type": "GIT",
              "events": [
                {
                  "introduced": "7aa49c01abeb96480dbb2c94b1967ffd03a2e460"
                },
                {
                  "fixed": "8d4b3697d79bcd89cdb36d1db165e3696c783a01"
                },
                {
                  "introduced": "64f0b645f52371b0680becafe7b200da8d3330ec"
                },
                {
                  "fixed": "a810463604a54af041223a1f69c80622b85fac90"
                },
                {
                  "fixed": "29adfe5ef789784c861b2cdeb15051ec2ba651a7"
                },
                {
                  "fixed": "bede0dc38e1785e732bf0a48ba6f81a4a908eba3"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "cpe": "cpe:2.3:a:npmjs:hosted-git-info:*:*:*:*:*:*:*:*",
                    "range": [
                      {
                        "introduced": "2.0.0"
                      },
                      {
                        "fixed": "2.8.9"
                      }
                    ],
                    "source": "CPE_RANGE"
                  },
                  {
                    "cpe": "cpe:2.3:a:npmjs:hosted-git-info:*:*:*:*:*:*:*:*",
                    "range": [
                      {
                        "introduced": "3.0.0"
                      },
                      {
                        "fixed": "3.0.8"
                      }
                    ],
                    "source": "CPE_RANGE"
                  },
                  {
                    "range": [
                      {
                        "fixed": "29adfe5ef789784c861b2cdeb15051ec2ba651a7"
                      }
                    ],
                    "source": "REFERENCES_COMMIT"
                  },
                  {
                    "range": [
                      {
                        "fixed": "8d4b3697d79bcd89cdb36d1db165e3696c783a01"
                      }
                    ],
                    "source": "REFERENCES_COMMIT"
                  },
                  {
                    "range": [
                      {
                        "fixed": "bede0dc38e1785e732bf0a48ba6f81a4a908eba3"
                      }
                    ],
                    "source": "REFERENCES_COMMIT"
                  }
                ]
              }
            }
          ],
          "versions": [
            "v2.8.8",
            "v3.0.7",
            "v3.0.6",
            "v3.0.5",
            "v3.0.4",
            "v2.8.7",
            "v3.0.3",
            "v2.8.6",
            "v3.0.2",
            "v2.8.5",
            "v3.0.1",
            "v3.0.0",
            "v2.8.4",
            "v2.8.3",
            "v2.8.2",
            "v2.8.1",
            "v2.8.0",
            "v2.7.1",
            "v2.7.0",
            "v2.6.0",
            "v2.5.0",
            "v2.4.2",
            "v2.4.1",
            "v2.4.0",
            "v2.3.1",
            "v2.3.0",
            "v2.2.0",
            "v2.1.5",
            "v2.1.4",
            "v2.1.3",
            "v2.1.2",
            "v2.1.1",
            "v2.1.0",
            "v2.0.3",
            "v2.0.2",
            "v2.0.1",
            "v2.0.0"
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2021-23362.json"
          }
        }
      ],
      "modified": "2026-10-20T10:54:32.278297143Z",
      "provider": "osv",
      "references": [
        "https://cert-portal.siemens.com/productcert/pdf/ssa-389290.pdf",
        "https://github.com/npm/hosted-git-info/commit/29adfe5ef789784c861b2cdeb15051ec2ba651a7",
        "https://github.com/npm/hosted-git-info/commit/8d4b3697d79bcd89cdb36d1db165e3696c783a01",
        "https://github.com/npm/hosted-git-info/commit/bede0dc38e1785e732bf0a48ba6f81a4a908eba3",
        "https://github.com/npm/hosted-git-info/commits/v2",
        "https://snyk.io/vuln/SNYK-JAVA-ORGWEBJARSNPM-1088356",
        "https://snyk.io/vuln/SNYK-JS-HOSTEDGITINFO-1088355"
      ],
      "provider_metadata": {
        "unresolved_ranges": [
          {
            "cpes": [
              "cpe:2.3:a:siemens:sinec_infrastructure_network_services:*:*:*:*:*:*:*:*"
            ],
            "vendor_product": "siemens:sinec_infrastructure_network_services",
            "extracted_events": [
              {
                "range": [
                  {
                    "fixed": "1.0.1.1"
                  }
                ],
                "source": "CPE_RANGE"
              }
            ]
          }
        ]
      }
    },
    "related_cves": [
      {
        "value": "CVE-2021-23362",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 385510,
  "published_at": "2021-03-23T17:15:14.027+00:00"
}