{
  "id": "CVE-2021-43309",
  "sourceIdentifier": "reefs@jfrog.com",
  "published": "2022-08-24T16:15:09.137",
  "lastModified": "2024-11-21T06:29:03.463",
  "vulnStatus": "Modified",
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "An exponential ReDoS (Regular Expression Denial of Service) can be triggered in the uri-template-lite npm package, when an attacker is able to supply arbitrary input to the \"URI.expand\" method"
    },
    {
      "lang": "es",
      "value": "Un ReDoS exponencial (Denegaci\u00f3n de Servicio por Expresi\u00f3n Regular) puede ser desencadenado en el paquete npm uri-template-lite, cuando un atacante es capaz de suministrar una entrada arbitraria al m\u00e9todo \"URI.expand\"."
    }
  ],
  "metrics": {
    "cvssMetricV31": [
      {
        "source": "reefs@jfrog.com",
        "type": "Secondary",
        "cvssData": {
          "version": "3.1",
          "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H",
          "baseScore": 5.9,
          "baseSeverity": "MEDIUM",
          "attackVector": "NETWORK",
          "attackComplexity": "HIGH",
          "privilegesRequired": "NONE",
          "userInteraction": "NONE",
          "scope": "UNCHANGED",
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "availabilityImpact": "HIGH"
        },
        "exploitabilityScore": 2.2,
        "impactScore": 3.6
      },
      {
        "source": "nvd@nist.gov",
        "type": "Primary",
        "cvssData": {
          "version": "3.1",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
          "baseScore": 7.5,
          "baseSeverity": "HIGH",
          "attackVector": "NETWORK",
          "attackComplexity": "LOW",
          "privilegesRequired": "NONE",
          "userInteraction": "NONE",
          "scope": "UNCHANGED",
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "availabilityImpact": "HIGH"
        },
        "exploitabilityScore": 3.9,
        "impactScore": 3.6
      }
    ]
  },
  "weaknesses": [
    {
      "source": "reefs@jfrog.com",
      "type": "Secondary",
      "description": [
        {
          "lang": "en",
          "value": "CWE-1333"
        }
      ]
    },
    {
      "source": "nvd@nist.gov",
      "type": "Primary",
      "description": [
        {
          "lang": "en",
          "value": "CWE-1333"
        }
      ]
    }
  ],
  "configurations": [
    {
      "nodes": [
        {
          "operator": "OR",
          "negate": false,
          "cpeMatch": [
            {
              "vulnerable": true,
              "criteria": "cpe:2.3:a:litejs:uri-template-lite:*:*:*:*:*:node.js:*:*",
              "matchCriteriaId": "03EF4906-62C7-4DB8-8140-D1DA09B5230F"
            }
          ]
        }
      ]
    }
  ],
  "references": [
    {
      "url": "https://github.com/litejs/uri-template-lite/compare/v22.1.0...v22.9.0",
      "source": "reefs@jfrog.com"
    },
    {
      "url": "https://research.jfrog.com/vulnerabilities/uri-template-lite-redos-xray-211351/",
      "source": "reefs@jfrog.com",
      "tags": [
        "Exploit",
        "Third Party Advisory"
      ]
    },
    {
      "url": "https://github.com/litejs/uri-template-lite/compare/v22.1.0...v22.9.0",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://research.jfrog.com/vulnerabilities/uri-template-lite-redos-xray-211351/",
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Exploit",
        "Third Party Advisory"
      ]
    }
  ]
}