fkie_cve-2021-44964
Vulnerability from fkie_nvd
Published
2022-03-14 15:15
Modified
2024-11-21 06:31
Severity ?
6.3 (Medium) - CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:C/C:N/I:N/A:H
Summary
Use after free in garbage collector and finalizer of lgc.c in Lua interpreter 5.4.0~5.4.3 allows attackers to perform Sandbox Escape via a crafted script file.
References
cve@mitre.orghttp://lua-users.org/lists/lua-l/2021-11/msg00186.htmlExploit, Mailing List, Technical Description, Vendor Advisory
cve@mitre.orghttp://lua-users.org/lists/lua-l/2021-12/msg00007.htmlExploit, Mailing List, Vendor Advisory
cve@mitre.orghttp://lua-users.org/lists/lua-l/2021-12/msg00015.htmlMailing List, Vendor Advisory
cve@mitre.orghttp://lua-users.org/lists/lua-l/2021-12/msg00030.htmlMailing List, Vendor Advisory
cve@mitre.orghttps://github.com/Lua-Project/lua-5.4.4-sandbox-escape-with-new-vulnerabilityExploit, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108http://lua-users.org/lists/lua-l/2021-11/msg00186.htmlExploit, Mailing List, Technical Description, Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108http://lua-users.org/lists/lua-l/2021-12/msg00007.htmlExploit, Mailing List, Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108http://lua-users.org/lists/lua-l/2021-12/msg00015.htmlMailing List, Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108http://lua-users.org/lists/lua-l/2021-12/msg00030.htmlMailing List, Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108https://github.com/Lua-Project/lua-5.4.4-sandbox-escape-with-new-vulnerabilityExploit, Third Party Advisory
Impacted products
Vendor Product Version
lua lua *


To clipboard 

{
   configurations: [
      {
         nodes: [
            {
               cpeMatch: [
                  {
                     criteria: "cpe:2.3:a:lua:lua:*:*:*:*:*:*:*:*",
                     matchCriteriaId: "36E29101-6009-4A41-AF33-FDD5EA753F91",
                     versionEndIncluding: "5.4.3",
                     versionStartIncluding: "5.4.0",
                     vulnerable: true,
                  },
               ],
               negate: false,
               operator: "OR",
            },
         ],
      },
   ],
   cveTags: [],
   descriptions: [
      {
         lang: "en",
         value: "Use after free in garbage collector and finalizer of lgc.c in Lua interpreter 5.4.0~5.4.3 allows attackers to perform Sandbox Escape via a crafted script file.",
      },
      {
         lang: "es",
         value: "Un uso de memoria previamente liberada en el recolector de basura y en el finalizador de lgc.c en el intérprete de Lua versiones 5.4.0~5.4.3, permite a atacantes llevar a cabo un Escape del Sandbox por medio de un archivo de script diseñado",
      },
   ],
   id: "CVE-2021-44964",
   lastModified: "2024-11-21T06:31:44.853",
   metrics: {
      cvssMetricV2: [
         {
            acInsufInfo: false,
            baseSeverity: "MEDIUM",
            cvssData: {
               accessComplexity: "MEDIUM",
               accessVector: "NETWORK",
               authentication: "NONE",
               availabilityImpact: "PARTIAL",
               baseScore: 4.3,
               confidentialityImpact: "NONE",
               integrityImpact: "NONE",
               vectorString: "AV:N/AC:M/Au:N/C:N/I:N/A:P",
               version: "2.0",
            },
            exploitabilityScore: 8.6,
            impactScore: 2.9,
            obtainAllPrivilege: false,
            obtainOtherPrivilege: false,
            obtainUserPrivilege: false,
            source: "nvd@nist.gov",
            type: "Primary",
            userInteractionRequired: true,
         },
      ],
      cvssMetricV31: [
         {
            cvssData: {
               attackComplexity: "LOW",
               attackVector: "LOCAL",
               availabilityImpact: "HIGH",
               baseScore: 6.3,
               baseSeverity: "MEDIUM",
               confidentialityImpact: "NONE",
               integrityImpact: "NONE",
               privilegesRequired: "NONE",
               scope: "CHANGED",
               userInteraction: "REQUIRED",
               vectorString: "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:C/C:N/I:N/A:H",
               version: "3.1",
            },
            exploitabilityScore: 1.8,
            impactScore: 4,
            source: "nvd@nist.gov",
            type: "Primary",
         },
      ],
   },
   published: "2022-03-14T15:15:09.373",
   references: [
      {
         source: "cve@mitre.org",
         tags: [
            "Exploit",
            "Mailing List",
            "Technical Description",
            "Vendor Advisory",
         ],
         url: "http://lua-users.org/lists/lua-l/2021-11/msg00186.html",
      },
      {
         source: "cve@mitre.org",
         tags: [
            "Exploit",
            "Mailing List",
            "Vendor Advisory",
         ],
         url: "http://lua-users.org/lists/lua-l/2021-12/msg00007.html",
      },
      {
         source: "cve@mitre.org",
         tags: [
            "Mailing List",
            "Vendor Advisory",
         ],
         url: "http://lua-users.org/lists/lua-l/2021-12/msg00015.html",
      },
      {
         source: "cve@mitre.org",
         tags: [
            "Mailing List",
            "Vendor Advisory",
         ],
         url: "http://lua-users.org/lists/lua-l/2021-12/msg00030.html",
      },
      {
         source: "cve@mitre.org",
         tags: [
            "Exploit",
            "Third Party Advisory",
         ],
         url: "https://github.com/Lua-Project/lua-5.4.4-sandbox-escape-with-new-vulnerability",
      },
      {
         source: "af854a3a-2127-422b-91ae-364da2661108",
         tags: [
            "Exploit",
            "Mailing List",
            "Technical Description",
            "Vendor Advisory",
         ],
         url: "http://lua-users.org/lists/lua-l/2021-11/msg00186.html",
      },
      {
         source: "af854a3a-2127-422b-91ae-364da2661108",
         tags: [
            "Exploit",
            "Mailing List",
            "Vendor Advisory",
         ],
         url: "http://lua-users.org/lists/lua-l/2021-12/msg00007.html",
      },
      {
         source: "af854a3a-2127-422b-91ae-364da2661108",
         tags: [
            "Mailing List",
            "Vendor Advisory",
         ],
         url: "http://lua-users.org/lists/lua-l/2021-12/msg00015.html",
      },
      {
         source: "af854a3a-2127-422b-91ae-364da2661108",
         tags: [
            "Mailing List",
            "Vendor Advisory",
         ],
         url: "http://lua-users.org/lists/lua-l/2021-12/msg00030.html",
      },
      {
         source: "af854a3a-2127-422b-91ae-364da2661108",
         tags: [
            "Exploit",
            "Third Party Advisory",
         ],
         url: "https://github.com/Lua-Project/lua-5.4.4-sandbox-escape-with-new-vulnerability",
      },
   ],
   sourceIdentifier: "cve@mitre.org",
   vulnStatus: "Modified",
   weaknesses: [
      {
         description: [
            {
               lang: "en",
               value: "CWE-416",
            },
         ],
         source: "nvd@nist.gov",
         type: "Primary",
      },
   ],
}


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