ghsa-mpg4-rc92-vx8v
Vulnerability from github
Published
2024-07-29 17:46
Modified
2024-10-11 14:13
Summary
fast-xml-parser vulnerable to ReDOS at currency parsing
Details

Summary

A ReDOS that exists on currency.js was discovered by Gauss Security Labs R&D team.

Details

https://github.com/NaturalIntelligence/fast-xml-parser/blob/v4.4.0/src/v5/valueParsers/currency.js#L10 contains a vulnerable regex

PoC

pass the following string '\t'.repeat(13337) + '.'

Impact

Denial of service during currency parsing in experimental version 5 of fast-xml-parser-library

https://gauss-security.com

Show details on source website


{
  "affected": [
    {
      "package": {
        "ecosystem": "npm",
        "name": "fast-xml-parser"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "4.3.5"
            },
            {
              "fixed": "4.4.1"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "aliases": [
    "CVE-2024-41818"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-1333",
      "CWE-400"
    ],
    "github_reviewed": true,
    "github_reviewed_at": "2024-07-29T17:46:16Z",
    "nvd_published_at": "2024-07-29T16:15:05Z",
    "severity": "HIGH"
  },
  "details": "### Summary\nA ReDOS that exists on currency.js was discovered by Gauss Security Labs R\u0026D team.\n\n### Details\nhttps://github.com/NaturalIntelligence/fast-xml-parser/blob/v4.4.0/src/v5/valueParsers/currency.js#L10 contains a vulnerable regex \n\n### PoC\npass the following string \u0027\\t\u0027.repeat(13337)  + \u0027.\u0027\n\n### Impact\nDenial of service during currency parsing in experimental version 5 of fast-xml-parser-library\n\nhttps://gauss-security.com",
  "id": "GHSA-mpg4-rc92-vx8v",
  "modified": "2024-10-11T14:13:07Z",
  "published": "2024-07-29T17:46:16Z",
  "references": [
    {
      "type": "WEB",
      "url": "https://github.com/NaturalIntelligence/fast-xml-parser/security/advisories/GHSA-mpg4-rc92-vx8v"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2024-41818"
    },
    {
      "type": "WEB",
      "url": "https://github.com/NaturalIntelligence/fast-xml-parser/commit/ba5f35e7680468acd7906eaabb2f69e28ed8b2aa"
    },
    {
      "type": "WEB",
      "url": "https://github.com/NaturalIntelligence/fast-xml-parser/commit/d0bfe8a3a2813a185f39591bbef222212d856164"
    },
    {
      "type": "PACKAGE",
      "url": "https://github.com/NaturalIntelligence/fast-xml-parser"
    },
    {
      "type": "WEB",
      "url": "https://github.com/NaturalIntelligence/fast-xml-parser/blob/master/src/v5/valueParsers/currency.js#L10"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
      "type": "CVSS_V3"
    },
    {
      "score": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N",
      "type": "CVSS_V4"
    }
  ],
  "summary": "fast-xml-parser vulnerable to ReDOS at currency parsing"
}


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