ghsa-jg8v-48h5-wgxg
Vulnerability from github
Published
2021-08-10 16:02
Modified
2023-09-12 19:23
Severity ?
5.3 (Medium) - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
Summary
jszip Vulnerable to Prototype Pollution
Details

This affects the package jszip before 3.7.0. Crafting a new zip file with filenames set to Object prototype values (e.g __proto__, toString, etc) results in a returned object with a modified prototype instance.

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{
   affected: [
      {
         package: {
            ecosystem: "npm",
            name: "jszip",
         },
         ranges: [
            {
               events: [
                  {
                     introduced: "3.0.0",
                  },
                  {
                     fixed: "3.7.0",
                  },
               ],
               type: "ECOSYSTEM",
            },
         ],
      },
      {
         package: {
            ecosystem: "npm",
            name: "jszip",
         },
         ranges: [
            {
               events: [
                  {
                     introduced: "0",
                  },
                  {
                     fixed: "2.7.0",
                  },
               ],
               type: "ECOSYSTEM",
            },
         ],
      },
   ],
   aliases: [
      "CVE-2021-23413",
   ],
   database_specific: {
      cwe_ids: [
         "CWE-1321",
      ],
      github_reviewed: true,
      github_reviewed_at: "2021-08-02T22:15:49Z",
      nvd_published_at: "2021-07-25T13:15:00Z",
      severity: "MODERATE",
   },
   details: "This affects the package jszip before 3.7.0. Crafting a new zip file with filenames set to Object prototype values (e.g `__proto__`, `toString`, etc) results in a returned object with a modified prototype instance.",
   id: "GHSA-jg8v-48h5-wgxg",
   modified: "2023-09-12T19:23:56Z",
   published: "2021-08-10T16:02:18Z",
   references: [
      {
         type: "ADVISORY",
         url: "https://nvd.nist.gov/vuln/detail/CVE-2021-23413",
      },
      {
         type: "WEB",
         url: "https://github.com/Stuk/jszip/pull/766",
      },
      {
         type: "WEB",
         url: "https://github.com/Stuk/jszip/commit/22357494f424178cb416cdb7d93b26dd4f824b36",
      },
      {
         type: "PACKAGE",
         url: "https://github.com/Stuk/jszip",
      },
      {
         type: "WEB",
         url: "https://github.com/Stuk/jszip/blob/master/lib/object.js%23L88",
      },
      {
         type: "WEB",
         url: "https://snyk.io/vuln/SNYK-JAVA-ORGWEBJARS-1251499",
      },
      {
         type: "WEB",
         url: "https://snyk.io/vuln/SNYK-JAVA-ORGWEBJARSNPM-1251498",
      },
      {
         type: "WEB",
         url: "https://snyk.io/vuln/SNYK-JS-JSZIP-1251497",
      },
   ],
   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:L",
         type: "CVSS_V3",
      },
   ],
   summary: "jszip Vulnerable to Prototype Pollution",
}


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