fkie_cve-2021-3828
Vulnerability from fkie_nvd
Published
2021-09-27 13:15
Modified
2024-11-21 06:22
Severity ?
7.5 (High) - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Summary
nltk is vulnerable to Inefficient Regular Expression Complexity
References
security@huntr.devhttps://github.com/nltk/nltk/commit/277711ab1dec729e626b27aab6fa35ea5efbd7e6Patch, Third Party Advisory
security@huntr.devhttps://huntr.dev/bounties/d19aed43-75bc-4a03-91a0-4d0bb516bc32Exploit, Patch, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://github.com/nltk/nltk/commit/277711ab1dec729e626b27aab6fa35ea5efbd7e6Patch, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://huntr.dev/bounties/d19aed43-75bc-4a03-91a0-4d0bb516bc32Exploit, Patch, Third Party Advisory
Impacted products
Vendor Product Version
nltk nltk *


To clipboard 

{
   configurations: [
      {
         nodes: [
            {
               cpeMatch: [
                  {
                     criteria: "cpe:2.3:a:nltk:nltk:*:*:*:*:*:*:*:*",
                     matchCriteriaId: "18A51778-0184-4262-A014-08D077E6BE93",
                     versionEndIncluding: "3.6.3",
                     vulnerable: true,
                  },
               ],
               negate: false,
               operator: "OR",
            },
         ],
      },
   ],
   cveTags: [],
   descriptions: [
      {
         lang: "en",
         value: "nltk is vulnerable to Inefficient Regular Expression Complexity",
      },
      {
         lang: "es",
         value: "nltk es vulnerable a una Complejidad de Expresión Regular Ineficiente",
      },
   ],
   id: "CVE-2021-3828",
   lastModified: "2024-11-21T06:22:33.317",
   metrics: {
      cvssMetricV2: [
         {
            acInsufInfo: false,
            baseSeverity: "MEDIUM",
            cvssData: {
               accessComplexity: "LOW",
               accessVector: "NETWORK",
               authentication: "NONE",
               availabilityImpact: "PARTIAL",
               baseScore: 5,
               confidentialityImpact: "NONE",
               integrityImpact: "NONE",
               vectorString: "AV:N/AC:L/Au:N/C:N/I:N/A:P",
               version: "2.0",
            },
            exploitabilityScore: 10,
            impactScore: 2.9,
            obtainAllPrivilege: false,
            obtainOtherPrivilege: false,
            obtainUserPrivilege: false,
            source: "nvd@nist.gov",
            type: "Primary",
            userInteractionRequired: false,
         },
      ],
      cvssMetricV30: [
         {
            cvssData: {
               attackComplexity: "LOW",
               attackVector: "NETWORK",
               availabilityImpact: "HIGH",
               baseScore: 7.5,
               baseSeverity: "HIGH",
               confidentialityImpact: "NONE",
               integrityImpact: "NONE",
               privilegesRequired: "NONE",
               scope: "UNCHANGED",
               userInteraction: "NONE",
               vectorString: "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
               version: "3.0",
            },
            exploitabilityScore: 3.9,
            impactScore: 3.6,
            source: "security@huntr.dev",
            type: "Secondary",
         },
      ],
      cvssMetricV31: [
         {
            cvssData: {
               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,
            source: "nvd@nist.gov",
            type: "Primary",
         },
      ],
   },
   published: "2021-09-27T13:15:07.993",
   references: [
      {
         source: "security@huntr.dev",
         tags: [
            "Patch",
            "Third Party Advisory",
         ],
         url: "https://github.com/nltk/nltk/commit/277711ab1dec729e626b27aab6fa35ea5efbd7e6",
      },
      {
         source: "security@huntr.dev",
         tags: [
            "Exploit",
            "Patch",
            "Third Party Advisory",
         ],
         url: "https://huntr.dev/bounties/d19aed43-75bc-4a03-91a0-4d0bb516bc32",
      },
      {
         source: "af854a3a-2127-422b-91ae-364da2661108",
         tags: [
            "Patch",
            "Third Party Advisory",
         ],
         url: "https://github.com/nltk/nltk/commit/277711ab1dec729e626b27aab6fa35ea5efbd7e6",
      },
      {
         source: "af854a3a-2127-422b-91ae-364da2661108",
         tags: [
            "Exploit",
            "Patch",
            "Third Party Advisory",
         ],
         url: "https://huntr.dev/bounties/d19aed43-75bc-4a03-91a0-4d0bb516bc32",
      },
   ],
   sourceIdentifier: "security@huntr.dev",
   vulnStatus: "Modified",
   weaknesses: [
      {
         description: [
            {
               lang: "en",
               value: "CWE-1333",
            },
         ],
         source: "security@huntr.dev",
         type: "Secondary",
      },
      {
         description: [
            {
               lang: "en",
               value: "CWE-697",
            },
         ],
         source: "nvd@nist.gov",
         type: "Primary",
      },
   ],
}


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