gsd-2023-44270
Vulnerability from gsd
Modified
2023-12-13 01:20
Details
An issue was discovered in PostCSS before 8.4.31. The vulnerability affects linters using PostCSS to parse external untrusted CSS. An attacker can prepare CSS in such a way that it will contains parts parsed by PostCSS as a CSS comment. After processing by PostCSS, it will be included in the PostCSS output in CSS nodes (rules, properties) despite being included in a comment.
Aliases
Aliases
CVE-2023-44270


To clipboard 

{
   GSD: {
      alias: "CVE-2023-44270",
      id: "GSD-2023-44270",
   },
   gsd: {
      metadata: {
         exploitCode: "unknown",
         remediation: "unknown",
         reportConfidence: "confirmed",
         type: "vulnerability",
      },
      osvSchema: {
         aliases: [
            "CVE-2023-44270",
         ],
         details: "An issue was discovered in PostCSS before 8.4.31. The vulnerability affects linters using PostCSS to parse external untrusted CSS. An attacker can prepare CSS in such a way that it will contains parts parsed by PostCSS as a CSS comment. After processing by PostCSS, it will be included in the PostCSS output in CSS nodes (rules, properties) despite being included in a comment.",
         id: "GSD-2023-44270",
         modified: "2023-12-13T01:20:39.206699Z",
         schema_version: "1.4.0",
      },
   },
   namespaces: {
      "cve.org": {
         CVE_data_meta: {
            ASSIGNER: "cve@mitre.org",
            ID: "CVE-2023-44270",
            STATE: "PUBLIC",
         },
         affects: {
            vendor: {
               vendor_data: [
                  {
                     product: {
                        product_data: [
                           {
                              product_name: "n/a",
                              version: {
                                 version_data: [
                                    {
                                       version_value: "n/a",
                                    },
                                 ],
                              },
                           },
                        ],
                     },
                     vendor_name: "n/a",
                  },
               ],
            },
         },
         data_format: "MITRE",
         data_type: "CVE",
         data_version: "4.0",
         description: {
            description_data: [
               {
                  lang: "eng",
                  value: "An issue was discovered in PostCSS before 8.4.31. The vulnerability affects linters using PostCSS to parse external untrusted CSS. An attacker can prepare CSS in such a way that it will contains parts parsed by PostCSS as a CSS comment. After processing by PostCSS, it will be included in the PostCSS output in CSS nodes (rules, properties) despite being included in a comment.",
               },
            ],
         },
         problemtype: {
            problemtype_data: [
               {
                  description: [
                     {
                        lang: "eng",
                        value: "n/a",
                     },
                  ],
               },
            ],
         },
         references: {
            reference_data: [
               {
                  name: "https://github.com/postcss/postcss/blob/main/lib/tokenize.js#L25",
                  refsource: "MISC",
                  url: "https://github.com/postcss/postcss/blob/main/lib/tokenize.js#L25",
               },
               {
                  name: "https://github.com/postcss/postcss/releases/tag/8.4.31",
                  refsource: "MISC",
                  url: "https://github.com/postcss/postcss/releases/tag/8.4.31",
               },
               {
                  name: "https://github.com/postcss/postcss/commit/58cc860b4c1707510c9cd1bc1fa30b423a9ad6c5",
                  refsource: "MISC",
                  url: "https://github.com/postcss/postcss/commit/58cc860b4c1707510c9cd1bc1fa30b423a9ad6c5",
               },
               {
                  name: "https://github.com/github/advisory-database/issues/2820",
                  refsource: "MISC",
                  url: "https://github.com/github/advisory-database/issues/2820",
               },
            ],
         },
      },
      "nvd.nist.gov": {
         configurations: {
            CVE_data_version: "4.0",
            nodes: [
               {
                  children: [],
                  cpe_match: [
                     {
                        cpe23Uri: "cpe:2.3:a:postcss:postcss:*:*:*:*:*:node.js:*:*",
                        cpe_name: [],
                        versionEndExcluding: "8.4.31",
                        vulnerable: true,
                     },
                  ],
                  operator: "OR",
               },
            ],
         },
         cve: {
            CVE_data_meta: {
               ASSIGNER: "cve@mitre.org",
               ID: "CVE-2023-44270",
            },
            data_format: "MITRE",
            data_type: "CVE",
            data_version: "4.0",
            description: {
               description_data: [
                  {
                     lang: "en",
                     value: "An issue was discovered in PostCSS before 8.4.31. The vulnerability affects linters using PostCSS to parse external untrusted CSS. An attacker can prepare CSS in such a way that it will contains parts parsed by PostCSS as a CSS comment. After processing by PostCSS, it will be included in the PostCSS output in CSS nodes (rules, properties) despite being included in a comment.",
                  },
               ],
            },
            problemtype: {
               problemtype_data: [
                  {
                     description: [
                        {
                           lang: "en",
                           value: "CWE-74",
                        },
                     ],
                  },
               ],
            },
            references: {
               reference_data: [
                  {
                     name: "https://github.com/postcss/postcss/blob/main/lib/tokenize.js#L25",
                     refsource: "MISC",
                     tags: [
                        "Issue Tracking",
                     ],
                     url: "https://github.com/postcss/postcss/blob/main/lib/tokenize.js#L25",
                  },
                  {
                     name: "https://github.com/postcss/postcss/commit/58cc860b4c1707510c9cd1bc1fa30b423a9ad6c5",
                     refsource: "MISC",
                     tags: [
                        "Patch",
                     ],
                     url: "https://github.com/postcss/postcss/commit/58cc860b4c1707510c9cd1bc1fa30b423a9ad6c5",
                  },
                  {
                     name: "https://github.com/postcss/postcss/releases/tag/8.4.31",
                     refsource: "MISC",
                     tags: [
                        "Patch",
                        "Release Notes",
                     ],
                     url: "https://github.com/postcss/postcss/releases/tag/8.4.31",
                  },
                  {
                     name: "https://github.com/github/advisory-database/issues/2820",
                     refsource: "MISC",
                     tags: [
                        "Issue Tracking",
                     ],
                     url: "https://github.com/github/advisory-database/issues/2820",
                  },
               ],
            },
         },
         impact: {
            baseMetricV3: {
               cvssV3: {
                  attackComplexity: "LOW",
                  attackVector: "NETWORK",
                  availabilityImpact: "NONE",
                  baseScore: 5.3,
                  baseSeverity: "MEDIUM",
                  confidentialityImpact: "NONE",
                  integrityImpact: "LOW",
                  privilegesRequired: "NONE",
                  scope: "UNCHANGED",
                  userInteraction: "NONE",
                  vectorString: "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N",
                  version: "3.1",
               },
               exploitabilityScore: 3.9,
               impactScore: 1.4,
            },
         },
         lastModifiedDate: "2023-10-10T17:19Z",
         publishedDate: "2023-09-29T22:15Z",
      },
   },
}


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