gsd-2022-23514
Vulnerability from gsd
Modified
2022-12-13 00:00
Details
## Summary Loofah `< 2.19.1` contains an inefficient regular expression that is susceptible to excessive backtracking when attempting to sanitize certain SVG attributes. This may lead to a denial of service through CPU resource consumption. ## Mitigation Upgrade to Loofah `>= 2.19.1`.
Aliases
Aliases
CVE-2022-23514


To clipboard 

{
   GSD: {
      alias: "CVE-2022-23514",
      id: "GSD-2022-23514",
      references: [
         "https://www.suse.com/security/cve/CVE-2022-23514.html",
      ],
   },
   gsd: {
      metadata: {
         exploitCode: "unknown",
         remediation: "unknown",
         reportConfidence: "confirmed",
         type: "vulnerability",
      },
      osvSchema: {
         affected: [
            {
               package: {
                  ecosystem: "RubyGems",
                  name: "loofah",
                  purl: "pkg:gem/loofah",
               },
            },
         ],
         aliases: [
            "CVE-2022-23514",
            "GHSA-486f-hjj9-9vhh",
         ],
         details: "## Summary\n\nLoofah `< 2.19.1` contains an inefficient regular expression that is susceptible to excessive backtracking when attempting to sanitize certain SVG attributes. This may lead to a denial of service through CPU resource consumption.\n\n## Mitigation\n\nUpgrade to Loofah `>= 2.19.1`.\n",
         id: "GSD-2022-23514",
         modified: "2022-12-13T00:00:00.000Z",
         published: "2022-12-13T00:00:00.000Z",
         references: [
            {
               type: "WEB",
               url: "https://github.com/flavorjones/loofah/security/advisories/GHSA-486f-hjj9-9vhh",
            },
            {
               type: "WEB",
               url: "https://cwe.mitre.org/data/definitions/1333.html",
            },
            {
               type: "WEB",
               url: "https://hackerone.com/reports/1684163",
            },
         ],
         schema_version: "1.4.0",
         severity: [
            {
               score: 7.5,
               type: "CVSS_V3",
            },
         ],
         summary: "Inefficient Regular Expression Complexity in Loofah",
      },
   },
   namespaces: {
      "cve.org": {
         CVE_data_meta: {
            ASSIGNER: "security-advisories@github.com",
            ID: "CVE-2022-23514",
            STATE: "PUBLIC",
         },
         affects: {
            vendor: {
               vendor_data: [
                  {
                     product: {
                        product_data: [
                           {
                              product_name: "loofah",
                              version: {
                                 version_data: [
                                    {
                                       version_affected: "=",
                                       version_value: "< 2.19.1",
                                    },
                                 ],
                              },
                           },
                        ],
                     },
                     vendor_name: "flavorjones",
                  },
               ],
            },
         },
         data_format: "MITRE",
         data_type: "CVE",
         data_version: "4.0",
         description: {
            description_data: [
               {
                  lang: "eng",
                  value: "Loofah is a general library for manipulating and transforming HTML/XML documents and fragments, built on top of Nokogiri. Loofah < 2.19.1 contains an inefficient regular expression that is susceptible to excessive backtracking when attempting to sanitize certain SVG attributes. This may lead to a denial of service through CPU resource consumption. This issue is patched in version 2.19.1.",
               },
            ],
         },
         impact: {
            cvss: [
               {
                  attackComplexity: "LOW",
                  attackVector: "NETWORK",
                  availabilityImpact: "HIGH",
                  baseScore: 7.5,
                  baseSeverity: "HIGH",
                  confidentialityImpact: "NONE",
                  integrityImpact: "NONE",
                  privilegesRequired: "NONE",
                  scope: "UNCHANGED",
                  userInteraction: "NONE",
                  vectorString: "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
                  version: "3.1",
               },
            ],
         },
         problemtype: {
            problemtype_data: [
               {
                  description: [
                     {
                        cweId: "CWE-1333",
                        lang: "eng",
                        value: "CWE-1333: Inefficient Regular Expression Complexity",
                     },
                  ],
               },
            ],
         },
         references: {
            reference_data: [
               {
                  name: "https://github.com/flavorjones/loofah/security/advisories/GHSA-486f-hjj9-9vhh",
                  refsource: "MISC",
                  url: "https://github.com/flavorjones/loofah/security/advisories/GHSA-486f-hjj9-9vhh",
               },
               {
                  name: "https://hackerone.com/reports/1684163",
                  refsource: "MISC",
                  url: "https://hackerone.com/reports/1684163",
               },
               {
                  name: "https://lists.debian.org/debian-lts-announce/2023/09/msg00011.html",
                  refsource: "MISC",
                  url: "https://lists.debian.org/debian-lts-announce/2023/09/msg00011.html",
               },
            ],
         },
         source: {
            advisory: "GHSA-486f-hjj9-9vhh",
            discovery: "UNKNOWN",
         },
      },
      "github.com/rubysec/ruby-advisory-db": {
         cve: "2022-23514",
         cvss_v3: 7.5,
         date: "2022-12-13",
         description: "## Summary\n\nLoofah `< 2.19.1` contains an inefficient regular expression that is susceptible to excessive backtracking when attempting to sanitize certain SVG attributes. This may lead to a denial of service through CPU resource consumption.\n\n## Mitigation\n\nUpgrade to Loofah `>= 2.19.1`.\n",
         gem: "loofah",
         ghsa: "486f-hjj9-9vhh",
         patched_versions: [
            ">= 2.19.1",
         ],
         related: {
            url: [
               "https://cwe.mitre.org/data/definitions/1333.html",
               "https://hackerone.com/reports/1684163",
            ],
         },
         title: "Inefficient Regular Expression Complexity in Loofah",
         url: "https://github.com/flavorjones/loofah/security/advisories/GHSA-486f-hjj9-9vhh",
      },
      "gitlab.com": {
         advisories: [
            {
               affected_range: "<2.19.1",
               affected_versions: "All versions before 2.19.1",
               cvss_v3: "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
               cwe_ids: [
                  "CWE-1035",
                  "CWE-1333",
                  "CWE-937",
               ],
               date: "2022-12-19",
               description: "Loofah is a general library for manipulating and transforming HTML/XML documents and fragments, built on top of Nokogiri. Loofah < 2.19.1 contains an inefficient regular expression that is susceptible to excessive backtracking when attempting to sanitize certain SVG attributes. This may lead to a denial of service through CPU resource consumption. This issue is patched in version 2.19.1.",
               fixed_versions: [
                  "2.19.1",
               ],
               identifier: "CVE-2022-23514",
               identifiers: [
                  "CVE-2022-23514",
                  "GHSA-486f-hjj9-9vhh",
                  "GMS-2022-8289",
               ],
               not_impacted: "All versions starting from 2.19.1",
               package_slug: "gem/loofah",
               pubdate: "2022-12-14",
               solution: "Upgrade to version 2.19.1 or above.",
               title: "Inefficient Regular Expression Complexity",
               urls: [
                  "https://nvd.nist.gov/vuln/detail/CVE-2022-23514",
                  "https://hackerone.com/reports/1684163",
                  "https://github.com/flavorjones/loofah/security/advisories/GHSA-486f-hjj9-9vhh",
                  "https://github.com/flavorjones/loofah/commit/a6e0a1ab90675a17b1b2be189129d94139e4b143",
                  "https://github.com/advisories/GHSA-486f-hjj9-9vhh",
               ],
               uuid: "b4225995-1d33-4207-815b-c93f3906339e",
            },
            {
               affected_range: "<0",
               affected_versions: "All versions before 2.19.1",
               cwe_ids: [
                  "CWE-1035",
                  "CWE-937",
               ],
               date: "2022-12-13",
               description: "## Summary\n\nLoofah `< 2.19.1` contains an inefficient regular expression that is susceptible to excessive backtracking when attempting to sanitize certain SVG attributes. This may lead to a denial of service through CPU resource consumption.\n\n\n## Mitigation\n\nUpgrade to Loofah `>= 2.19.1`.\n\n\n## Severity\n\nThe Loofah maintainers have evaluated this as [High Severity 7.5 (CVSS3.1)](https://www.first.org/cvss/calculator/3.1#.\n\n\n## References\n\n- [CWE - CWE-1333: Inefficient Regular Expression Complexity (4.9)](https://cwe.mitre.org/data/definitions/1333.html)\n- https://hackerone.com/reports/1684163\n\n\n## Credit\n\nThis vulnerability was responsibly reported by @ooooooo-q (https://github.com/ooooooo-q).\n",
               fixed_versions: [
                  "2.19.1",
               ],
               identifier: "GMS-2022-8289",
               identifiers: [
                  "GHSA-486f-hjj9-9vhh",
                  "GMS-2022-8289",
                  "CVE-2022-23514",
               ],
               not_impacted: "All versions starting from 2.19.1",
               package_slug: "gem/loofah",
               pubdate: "2022-12-13",
               solution: "Upgrade to version 2.19.1 or above.",
               title: "Duplicate of ./gem/loofah/CVE-2022-23514.yml",
               urls: [
                  "https://github.com/flavorjones/loofah/security/advisories/GHSA-486f-hjj9-9vhh",
                  "https://github.com/flavorjones/loofah/commit/a6e0a1ab90675a17b1b2be189129d94139e4b143",
                  "https://github.com/advisories/GHSA-486f-hjj9-9vhh",
               ],
               uuid: "20c77605-9e08-492f-8b0a-27f75b17d0f7",
            },
         ],
      },
      "nvd.nist.gov": {
         configurations: {
            CVE_data_version: "4.0",
            nodes: [
               {
                  children: [],
                  cpe_match: [
                     {
                        cpe23Uri: "cpe:2.3:a:loofah_project:loofah:*:*:*:*:*:ruby:*:*",
                        cpe_name: [],
                        versionEndExcluding: "2.19.1",
                        vulnerable: true,
                     },
                  ],
                  operator: "OR",
               },
            ],
         },
         cve: {
            CVE_data_meta: {
               ASSIGNER: "security-advisories@github.com",
               ID: "CVE-2022-23514",
            },
            data_format: "MITRE",
            data_type: "CVE",
            data_version: "4.0",
            description: {
               description_data: [
                  {
                     lang: "en",
                     value: "Loofah is a general library for manipulating and transforming HTML/XML documents and fragments, built on top of Nokogiri. Loofah < 2.19.1 contains an inefficient regular expression that is susceptible to excessive backtracking when attempting to sanitize certain SVG attributes. This may lead to a denial of service through CPU resource consumption. This issue is patched in version 2.19.1.",
                  },
               ],
            },
            problemtype: {
               problemtype_data: [
                  {
                     description: [
                        {
                           lang: "en",
                           value: "CWE-1333",
                        },
                     ],
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               ],
            },
            references: {
               reference_data: [
                  {
                     name: "https://hackerone.com/reports/1684163",
                     refsource: "MISC",
                     tags: [
                        "Permissions Required",
                        "Third Party Advisory",
                     ],
                     url: "https://hackerone.com/reports/1684163",
                  },
                  {
                     name: "https://github.com/flavorjones/loofah/security/advisories/GHSA-486f-hjj9-9vhh",
                     refsource: "MISC",
                     tags: [
                        "Third Party Advisory",
                     ],
                     url: "https://github.com/flavorjones/loofah/security/advisories/GHSA-486f-hjj9-9vhh",
                  },
                  {
                     name: "https://lists.debian.org/debian-lts-announce/2023/09/msg00011.html",
                     refsource: "MISC",
                     tags: [],
                     url: "https://lists.debian.org/debian-lts-announce/2023/09/msg00011.html",
                  },
               ],
            },
         },
         impact: {
            baseMetricV3: {
               cvssV3: {
                  attackComplexity: "LOW",
                  attackVector: "NETWORK",
                  availabilityImpact: "HIGH",
                  baseScore: 7.5,
                  baseSeverity: "HIGH",
                  confidentialityImpact: "NONE",
                  integrityImpact: "NONE",
                  privilegesRequired: "NONE",
                  scope: "UNCHANGED",
                  userInteraction: "NONE",
                  vectorString: "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
                  version: "3.1",
               },
               exploitabilityScore: 3.9,
               impactScore: 3.6,
            },
         },
         lastModifiedDate: "2023-09-13T17:15Z",
         publishedDate: "2022-12-14T14:15Z",
      },
   },
}


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