cve-2021-23138
Vulnerability from cvelistv5
Published
2022-01-14 19:10
Modified
2025-04-16 18:02
Severity ?
7.8 (High) - CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
EPSS score ?
0.61% (0.68372)
Summary
WECON LeviStudioU Versions 2019-09-21 and prior are vulnerable to a stack-based buffer overflow, which may allow an attacker to remotely execute code.
References
ics-cert@hq.dhs.govhttps://www.cisa.gov/uscert/ics/advisories/icsa-21-355-03Third Party Advisory, US Government Resource
ics-cert@hq.dhs.govhttps://www.zerodayinitiative.com/advisories/ZDI-22-129/Third Party Advisory, VDB Entry
ics-cert@hq.dhs.govhttps://www.zerodayinitiative.com/advisories/ZDI-22-131/Third Party Advisory, VDB Entry
ics-cert@hq.dhs.govhttps://www.zerodayinitiative.com/advisories/ZDI-22-133/Third Party Advisory, VDB Entry
ics-cert@hq.dhs.govhttps://www.zerodayinitiative.com/advisories/ZDI-22-134/Third Party Advisory, VDB Entry
ics-cert@hq.dhs.govhttps://www.zerodayinitiative.com/advisories/ZDI-22-135/Third Party Advisory, VDB Entry
ics-cert@hq.dhs.govhttps://www.zerodayinitiative.com/advisories/ZDI-22-136/Third Party Advisory, VDB Entry
ics-cert@hq.dhs.govhttps://www.zerodayinitiative.com/advisories/ZDI-22-137/Third Party Advisory, VDB Entry
ics-cert@hq.dhs.govhttps://www.zerodayinitiative.com/advisories/ZDI-22-138/Third Party Advisory, VDB Entry
ics-cert@hq.dhs.govhttps://www.zerodayinitiative.com/advisories/ZDI-22-139/Third Party Advisory, VDB Entry
ics-cert@hq.dhs.govhttps://www.zerodayinitiative.com/advisories/ZDI-22-140/Third Party Advisory, VDB Entry
ics-cert@hq.dhs.govhttps://www.zerodayinitiative.com/advisories/ZDI-22-141/Third Party Advisory, VDB Entry
ics-cert@hq.dhs.govhttps://www.zerodayinitiative.com/advisories/ZDI-22-142/Third Party Advisory, VDB Entry
af854a3a-2127-422b-91ae-364da2661108https://www.cisa.gov/uscert/ics/advisories/icsa-21-355-03Third Party Advisory, US Government Resource
af854a3a-2127-422b-91ae-364da2661108https://www.zerodayinitiative.com/advisories/ZDI-22-129/Third Party Advisory, VDB Entry
af854a3a-2127-422b-91ae-364da2661108https://www.zerodayinitiative.com/advisories/ZDI-22-131/Third Party Advisory, VDB Entry
af854a3a-2127-422b-91ae-364da2661108https://www.zerodayinitiative.com/advisories/ZDI-22-133/Third Party Advisory, VDB Entry
af854a3a-2127-422b-91ae-364da2661108https://www.zerodayinitiative.com/advisories/ZDI-22-134/Third Party Advisory, VDB Entry
af854a3a-2127-422b-91ae-364da2661108https://www.zerodayinitiative.com/advisories/ZDI-22-135/Third Party Advisory, VDB Entry
af854a3a-2127-422b-91ae-364da2661108https://www.zerodayinitiative.com/advisories/ZDI-22-136/Third Party Advisory, VDB Entry
af854a3a-2127-422b-91ae-364da2661108https://www.zerodayinitiative.com/advisories/ZDI-22-137/Third Party Advisory, VDB Entry
af854a3a-2127-422b-91ae-364da2661108https://www.zerodayinitiative.com/advisories/ZDI-22-138/Third Party Advisory, VDB Entry
af854a3a-2127-422b-91ae-364da2661108https://www.zerodayinitiative.com/advisories/ZDI-22-139/Third Party Advisory, VDB Entry
af854a3a-2127-422b-91ae-364da2661108https://www.zerodayinitiative.com/advisories/ZDI-22-140/Third Party Advisory, VDB Entry
af854a3a-2127-422b-91ae-364da2661108https://www.zerodayinitiative.com/advisories/ZDI-22-141/Third Party Advisory, VDB Entry
af854a3a-2127-422b-91ae-364da2661108https://www.zerodayinitiative.com/advisories/ZDI-22-142/Third Party Advisory, VDB Entry
Impacted products
Vendor Product Version
WECON LeviStudioU Version: All   <
Create a notification for this product.
Show details on NVD website

To clipboard 

{
   containers: {
      adp: [
         {
            providerMetadata: {
               dateUpdated: "2024-08-03T18:58:26.281Z",
               orgId: "af854a3a-2127-422b-91ae-364da2661108",
               shortName: "CVE",
            },
            references: [
               {
                  tags: [
                     "x_refsource_MISC",
                     "x_transferred",
                  ],
                  url: "https://www.cisa.gov/uscert/ics/advisories/icsa-21-355-03",
               },
               {
                  tags: [
                     "x_refsource_MISC",
                     "x_transferred",
                  ],
                  url: "https://www.zerodayinitiative.com/advisories/ZDI-22-133/",
               },
               {
                  tags: [
                     "x_refsource_MISC",
                     "x_transferred",
                  ],
                  url: "https://www.zerodayinitiative.com/advisories/ZDI-22-139/",
               },
               {
                  tags: [
                     "x_refsource_MISC",
                     "x_transferred",
                  ],
                  url: "https://www.zerodayinitiative.com/advisories/ZDI-22-134/",
               },
               {
                  tags: [
                     "x_refsource_MISC",
                     "x_transferred",
                  ],
                  url: "https://www.zerodayinitiative.com/advisories/ZDI-22-136/",
               },
               {
                  tags: [
                     "x_refsource_MISC",
                     "x_transferred",
                  ],
                  url: "https://www.zerodayinitiative.com/advisories/ZDI-22-138/",
               },
               {
                  tags: [
                     "x_refsource_MISC",
                     "x_transferred",
                  ],
                  url: "https://www.zerodayinitiative.com/advisories/ZDI-22-141/",
               },
               {
                  tags: [
                     "x_refsource_MISC",
                     "x_transferred",
                  ],
                  url: "https://www.zerodayinitiative.com/advisories/ZDI-22-137/",
               },
               {
                  tags: [
                     "x_refsource_MISC",
                     "x_transferred",
                  ],
                  url: "https://www.zerodayinitiative.com/advisories/ZDI-22-131/",
               },
               {
                  tags: [
                     "x_refsource_MISC",
                     "x_transferred",
                  ],
                  url: "https://www.zerodayinitiative.com/advisories/ZDI-22-135/",
               },
               {
                  tags: [
                     "x_refsource_MISC",
                     "x_transferred",
                  ],
                  url: "https://www.zerodayinitiative.com/advisories/ZDI-22-142/",
               },
               {
                  tags: [
                     "x_refsource_MISC",
                     "x_transferred",
                  ],
                  url: "https://www.zerodayinitiative.com/advisories/ZDI-22-129/",
               },
               {
                  tags: [
                     "x_refsource_MISC",
                     "x_transferred",
                  ],
                  url: "https://www.zerodayinitiative.com/advisories/ZDI-22-140/",
               },
            ],
            title: "CVE Program Container",
         },
         {
            metrics: [
               {
                  other: {
                     content: {
                        id: "CVE-2021-23138",
                        options: [
                           {
                              Exploitation: "none",
                           },
                           {
                              Automatable: "no",
                           },
                           {
                              "Technical Impact": "total",
                           },
                        ],
                        role: "CISA Coordinator",
                        timestamp: "2025-04-16T17:31:38.898270Z",
                        version: "2.0.3",
                     },
                     type: "ssvc",
                  },
               },
            ],
            providerMetadata: {
               dateUpdated: "2025-04-16T18:02:02.528Z",
               orgId: "134c704f-9b21-4f2e-91b3-4a467353bcc0",
               shortName: "CISA-ADP",
            },
            title: "CISA ADP Vulnrichment",
         },
      ],
      cna: {
         affected: [
            {
               product: "LeviStudioU",
               vendor: "WECON",
               versions: [
                  {
                     lessThanOrEqual: "2019-09-21",
                     status: "affected",
                     version: "All",
                     versionType: "custom",
                  },
               ],
            },
         ],
         credits: [
            {
               lang: "en",
               value: "Natnael Samson (@NattiSamson), working with Trend Micro’s Zero Day Initiative, reported these vulnerabilities to CISA.",
            },
         ],
         datePublic: "2021-12-21T00:00:00.000Z",
         descriptions: [
            {
               lang: "en",
               value: "WECON LeviStudioU Versions 2019-09-21 and prior are vulnerable to a stack-based buffer overflow, which may allow an attacker to remotely execute code.",
            },
         ],
         metrics: [
            {
               cvssV3_1: {
                  attackComplexity: "LOW",
                  attackVector: "LOCAL",
                  availabilityImpact: "HIGH",
                  baseScore: 7.8,
                  baseSeverity: "HIGH",
                  confidentialityImpact: "HIGH",
                  integrityImpact: "HIGH",
                  privilegesRequired: "NONE",
                  scope: "UNCHANGED",
                  userInteraction: "REQUIRED",
                  vectorString: "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H",
                  version: "3.1",
               },
            },
         ],
         problemTypes: [
            {
               descriptions: [
                  {
                     cweId: "CWE-121",
                     description: "CWE-121 Stack-based Buffer Overflow",
                     lang: "en",
                     type: "CWE",
                  },
               ],
            },
         ],
         providerMetadata: {
            dateUpdated: "2022-01-27T09:06:36.000Z",
            orgId: "7d14cffa-0d7d-4270-9dc0-52cabd5a23a6",
            shortName: "icscert",
         },
         references: [
            {
               tags: [
                  "x_refsource_MISC",
               ],
               url: "https://www.cisa.gov/uscert/ics/advisories/icsa-21-355-03",
            },
            {
               tags: [
                  "x_refsource_MISC",
               ],
               url: "https://www.zerodayinitiative.com/advisories/ZDI-22-133/",
            },
            {
               tags: [
                  "x_refsource_MISC",
               ],
               url: "https://www.zerodayinitiative.com/advisories/ZDI-22-139/",
            },
            {
               tags: [
                  "x_refsource_MISC",
               ],
               url: "https://www.zerodayinitiative.com/advisories/ZDI-22-134/",
            },
            {
               tags: [
                  "x_refsource_MISC",
               ],
               url: "https://www.zerodayinitiative.com/advisories/ZDI-22-136/",
            },
            {
               tags: [
                  "x_refsource_MISC",
               ],
               url: "https://www.zerodayinitiative.com/advisories/ZDI-22-138/",
            },
            {
               tags: [
                  "x_refsource_MISC",
               ],
               url: "https://www.zerodayinitiative.com/advisories/ZDI-22-141/",
            },
            {
               tags: [
                  "x_refsource_MISC",
               ],
               url: "https://www.zerodayinitiative.com/advisories/ZDI-22-137/",
            },
            {
               tags: [
                  "x_refsource_MISC",
               ],
               url: "https://www.zerodayinitiative.com/advisories/ZDI-22-131/",
            },
            {
               tags: [
                  "x_refsource_MISC",
               ],
               url: "https://www.zerodayinitiative.com/advisories/ZDI-22-135/",
            },
            {
               tags: [
                  "x_refsource_MISC",
               ],
               url: "https://www.zerodayinitiative.com/advisories/ZDI-22-142/",
            },
            {
               tags: [
                  "x_refsource_MISC",
               ],
               url: "https://www.zerodayinitiative.com/advisories/ZDI-22-129/",
            },
            {
               tags: [
                  "x_refsource_MISC",
               ],
               url: "https://www.zerodayinitiative.com/advisories/ZDI-22-140/",
            },
         ],
         source: {
            advisory: "ICSA-21-355-03",
            discovery: "UNKNOWN",
         },
         title: "WECON LeviStudioU",
         workarounds: [
            {
               lang: "en",
               value: "WECON has not responded to requests to work with CISA to mitigate these vulnerabilities. Users of this affected product are invited to contact WECON technical support for additional information.",
            },
         ],
         x_generator: {
            engine: "Vulnogram 0.0.9",
         },
         x_legacyV4Record: {
            CVE_data_meta: {
               ASSIGNER: "ics-cert@hq.dhs.gov",
               DATE_PUBLIC: "2021-12-21T19:09:00.000Z",
               ID: "CVE-2021-23138",
               STATE: "PUBLIC",
               TITLE: "WECON LeviStudioU",
            },
            affects: {
               vendor: {
                  vendor_data: [
                     {
                        product: {
                           product_data: [
                              {
                                 product_name: "LeviStudioU",
                                 version: {
                                    version_data: [
                                       {
                                          version_affected: "<=",
                                          version_name: "All",
                                          version_value: "2019-09-21",
                                       },
                                    ],
                                 },
                              },
                           ],
                        },
                        vendor_name: "WECON",
                     },
                  ],
               },
            },
            credit: [
               {
                  lang: "eng",
                  value: "Natnael Samson (@NattiSamson), working with Trend Micro’s Zero Day Initiative, reported these vulnerabilities to CISA.",
               },
            ],
            data_format: "MITRE",
            data_type: "CVE",
            data_version: "4.0",
            description: {
               description_data: [
                  {
                     lang: "eng",
                     value: "WECON LeviStudioU Versions 2019-09-21 and prior are vulnerable to a stack-based buffer overflow, which may allow an attacker to remotely execute code.",
                  },
               ],
            },
            generator: {
               engine: "Vulnogram 0.0.9",
            },
            impact: {
               cvss: {
                  attackComplexity: "LOW",
                  attackVector: "LOCAL",
                  availabilityImpact: "HIGH",
                  baseScore: 7.8,
                  baseSeverity: "HIGH",
                  confidentialityImpact: "HIGH",
                  integrityImpact: "HIGH",
                  privilegesRequired: "NONE",
                  scope: "UNCHANGED",
                  userInteraction: "REQUIRED",
                  vectorString: "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H",
                  version: "3.1",
               },
            },
            problemtype: {
               problemtype_data: [
                  {
                     description: [
                        {
                           lang: "eng",
                           value: "CWE-121 Stack-based Buffer Overflow",
                        },
                     ],
                  },
               ],
            },
            references: {
               reference_data: [
                  {
                     name: "https://www.cisa.gov/uscert/ics/advisories/icsa-21-355-03",
                     refsource: "MISC",
                     url: "https://www.cisa.gov/uscert/ics/advisories/icsa-21-355-03",
                  },
                  {
                     name: "https://www.zerodayinitiative.com/advisories/ZDI-22-133/",
                     refsource: "MISC",
                     url: "https://www.zerodayinitiative.com/advisories/ZDI-22-133/",
                  },
                  {
                     name: "https://www.zerodayinitiative.com/advisories/ZDI-22-139/",
                     refsource: "MISC",
                     url: "https://www.zerodayinitiative.com/advisories/ZDI-22-139/",
                  },
                  {
                     name: "https://www.zerodayinitiative.com/advisories/ZDI-22-134/",
                     refsource: "MISC",
                     url: "https://www.zerodayinitiative.com/advisories/ZDI-22-134/",
                  },
                  {
                     name: "https://www.zerodayinitiative.com/advisories/ZDI-22-136/",
                     refsource: "MISC",
                     url: "https://www.zerodayinitiative.com/advisories/ZDI-22-136/",
                  },
                  {
                     name: "https://www.zerodayinitiative.com/advisories/ZDI-22-138/",
                     refsource: "MISC",
                     url: "https://www.zerodayinitiative.com/advisories/ZDI-22-138/",
                  },
                  {
                     name: "https://www.zerodayinitiative.com/advisories/ZDI-22-141/",
                     refsource: "MISC",
                     url: "https://www.zerodayinitiative.com/advisories/ZDI-22-141/",
                  },
                  {
                     name: "https://www.zerodayinitiative.com/advisories/ZDI-22-137/",
                     refsource: "MISC",
                     url: "https://www.zerodayinitiative.com/advisories/ZDI-22-137/",
                  },
                  {
                     name: "https://www.zerodayinitiative.com/advisories/ZDI-22-131/",
                     refsource: "MISC",
                     url: "https://www.zerodayinitiative.com/advisories/ZDI-22-131/",
                  },
                  {
                     name: "https://www.zerodayinitiative.com/advisories/ZDI-22-135/",
                     refsource: "MISC",
                     url: "https://www.zerodayinitiative.com/advisories/ZDI-22-135/",
                  },
                  {
                     name: "https://www.zerodayinitiative.com/advisories/ZDI-22-142/",
                     refsource: "MISC",
                     url: "https://www.zerodayinitiative.com/advisories/ZDI-22-142/",
                  },
                  {
                     name: "https://www.zerodayinitiative.com/advisories/ZDI-22-129/",
                     refsource: "MISC",
                     url: "https://www.zerodayinitiative.com/advisories/ZDI-22-129/",
                  },
                  {
                     name: "https://www.zerodayinitiative.com/advisories/ZDI-22-140/",
                     refsource: "MISC",
                     url: "https://www.zerodayinitiative.com/advisories/ZDI-22-140/",
                  },
               ],
            },
            source: {
               advisory: "ICSA-21-355-03",
               discovery: "UNKNOWN",
            },
            work_around: [
               {
                  lang: "en",
                  value: "WECON has not responded to requests to work with CISA to mitigate these vulnerabilities. Users of this affected product are invited to contact WECON technical support for additional information.",
               },
            ],
         },
      },
   },
   cveMetadata: {
      assignerOrgId: "7d14cffa-0d7d-4270-9dc0-52cabd5a23a6",
      assignerShortName: "icscert",
      cveId: "CVE-2021-23138",
      datePublished: "2022-01-14T19:10:41.500Z",
      dateReserved: "2021-12-16T00:00:00.000Z",
      dateUpdated: "2025-04-16T18:02:02.528Z",
      state: "PUBLISHED",
   },
   dataType: "CVE_RECORD",
   dataVersion: "5.1",
   "vulnerability-lookup:meta": {
      nvd: "{\"cve\":{\"id\":\"CVE-2021-23138\",\"sourceIdentifier\":\"ics-cert@hq.dhs.gov\",\"published\":\"2022-01-14T20:15:09.970\",\"lastModified\":\"2024-11-21T05:51:16.670\",\"vulnStatus\":\"Modified\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"WECON LeviStudioU Versions 2019-09-21 and prior are vulnerable to a stack-based buffer overflow, which may allow an attacker to remotely execute code.\"},{\"lang\":\"es\",\"value\":\"WECON LeviStudioU Versiones 21-09-2019 y anteriores, son vulnerables a un desbordamiento de búfer en la región stack de la memoria, lo que puede permitir a un atacante ejecutar código de forma remota\"}],\"metrics\":{\"cvssMetricV31\":[{\"source\":\"ics-cert@hq.dhs.gov\",\"type\":\"Secondary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H\",\"baseScore\":7.8,\"baseSeverity\":\"HIGH\",\"attackVector\":\"LOCAL\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"NONE\",\"userInteraction\":\"REQUIRED\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"HIGH\",\"integrityImpact\":\"HIGH\",\"availabilityImpact\":\"HIGH\"},\"exploitabilityScore\":1.8,\"impactScore\":5.9},{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H\",\"baseScore\":7.8,\"baseSeverity\":\"HIGH\",\"attackVector\":\"LOCAL\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"NONE\",\"userInteraction\":\"REQUIRED\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"HIGH\",\"integrityImpact\":\"HIGH\",\"availabilityImpact\":\"HIGH\"},\"exploitabilityScore\":1.8,\"impactScore\":5.9}],\"cvssMetricV2\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"2.0\",\"vectorString\":\"AV:N/AC:M/Au:N/C:P/I:P/A:P\",\"baseScore\":6.8,\"accessVector\":\"NETWORK\",\"accessComplexity\":\"MEDIUM\",\"authentication\":\"NONE\",\"confidentialityImpact\":\"PARTIAL\",\"integrityImpact\":\"PARTIAL\",\"availabilityImpact\":\"PARTIAL\"},\"baseSeverity\":\"MEDIUM\",\"exploitabilityScore\":8.6,\"impactScore\":6.4,\"acInsufInfo\":false,\"obtainAllPrivilege\":false,\"obtainUserPrivilege\":false,\"obtainOtherPrivilege\":false,\"userInteractionRequired\":true}]},\"weaknesses\":[{\"source\":\"ics-cert@hq.dhs.gov\",\"type\":\"Secondary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-121\"}]},{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-787\"}]}],\"configurations\":[{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:we-con:levistudiou:*:*:*:*:*:*:*:*\",\"versionEndIncluding\":\"2019-09-21\",\"matchCriteriaId\":\"785416DE-0B73-41CD-AC5D-32EAC49045AF\"}]}]}],\"references\":[{\"url\":\"https://www.cisa.gov/uscert/ics/advisories/icsa-21-355-03\",\"source\":\"ics-cert@hq.dhs.gov\",\"tags\":[\"Third Party Advisory\",\"US Government Resource\"]},{\"url\":\"https://www.zerodayinitiative.com/advisories/ZDI-22-129/\",\"source\":\"ics-cert@hq.dhs.gov\",\"tags\":[\"Third Party Advisory\",\"VDB Entry\"]},{\"url\":\"https://www.zerodayinitiative.com/advisories/ZDI-22-131/\",\"source\":\"ics-cert@hq.dhs.gov\",\"tags\":[\"Third Party Advisory\",\"VDB Entry\"]},{\"url\":\"https://www.zerodayinitiative.com/advisories/ZDI-22-133/\",\"source\":\"ics-cert@hq.dhs.gov\",\"tags\":[\"Third Party Advisory\",\"VDB Entry\"]},{\"url\":\"https://www.zerodayinitiative.com/advisories/ZDI-22-134/\",\"source\":\"ics-cert@hq.dhs.gov\",\"tags\":[\"Third Party Advisory\",\"VDB Entry\"]},{\"url\":\"https://www.zerodayinitiative.com/advisories/ZDI-22-135/\",\"source\":\"ics-cert@hq.dhs.gov\",\"tags\":[\"Third Party Advisory\",\"VDB Entry\"]},{\"url\":\"https://www.zerodayinitiative.com/advisories/ZDI-22-136/\",\"source\":\"ics-cert@hq.dhs.gov\",\"tags\":[\"Third Party Advisory\",\"VDB Entry\"]},{\"url\":\"https://www.zerodayinitiative.com/advisories/ZDI-22-137/\",\"source\":\"ics-cert@hq.dhs.gov\",\"tags\":[\"Third Party Advisory\",\"VDB Entry\"]},{\"url\":\"https://www.zerodayinitiative.com/advisories/ZDI-22-138/\",\"source\":\"ics-cert@hq.dhs.gov\",\"tags\":[\"Third Party Advisory\",\"VDB Entry\"]},{\"url\":\"https://www.zerodayinitiative.com/advisories/ZDI-22-139/\",\"source\":\"ics-cert@hq.dhs.gov\",\"tags\":[\"Third Party Advisory\",\"VDB Entry\"]},{\"url\":\"https://www.zerodayinitiative.com/advisories/ZDI-22-140/\",\"source\":\"ics-cert@hq.dhs.gov\",\"tags\":[\"Third Party Advisory\",\"VDB Entry\"]},{\"url\":\"https://www.zerodayinitiative.com/advisories/ZDI-22-141/\",\"source\":\"ics-cert@hq.dhs.gov\",\"tags\":[\"Third Party Advisory\",\"VDB Entry\"]},{\"url\":\"https://www.zerodayinitiative.com/advisories/ZDI-22-142/\",\"source\":\"ics-cert@hq.dhs.gov\",\"tags\":[\"Third Party Advisory\",\"VDB Entry\"]},{\"url\":\"https://www.cisa.gov/uscert/ics/advisories/icsa-21-355-03\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Third Party Advisory\",\"US Government Resource\"]},{\"url\":\"https://www.zerodayinitiative.com/advisories/ZDI-22-129/\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Third Party Advisory\",\"VDB Entry\"]},{\"url\":\"https://www.zerodayinitiative.com/advisories/ZDI-22-131/\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Third Party Advisory\",\"VDB Entry\"]},{\"url\":\"https://www.zerodayinitiative.com/advisories/ZDI-22-133/\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Third Party Advisory\",\"VDB Entry\"]},{\"url\":\"https://www.zerodayinitiative.com/advisories/ZDI-22-134/\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Third Party Advisory\",\"VDB Entry\"]},{\"url\":\"https://www.zerodayinitiative.com/advisories/ZDI-22-135/\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Third Party Advisory\",\"VDB Entry\"]},{\"url\":\"https://www.zerodayinitiative.com/advisories/ZDI-22-136/\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Third Party Advisory\",\"VDB Entry\"]},{\"url\":\"https://www.zerodayinitiative.com/advisories/ZDI-22-137/\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Third Party Advisory\",\"VDB Entry\"]},{\"url\":\"https://www.zerodayinitiative.com/advisories/ZDI-22-138/\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Third Party Advisory\",\"VDB Entry\"]},{\"url\":\"https://www.zerodayinitiative.com/advisories/ZDI-22-139/\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Third Party Advisory\",\"VDB Entry\"]},{\"url\":\"https://www.zerodayinitiative.com/advisories/ZDI-22-140/\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Third Party Advisory\",\"VDB Entry\"]},{\"url\":\"https://www.zerodayinitiative.com/advisories/ZDI-22-141/\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Third Party Advisory\",\"VDB Entry\"]},{\"url\":\"https://www.zerodayinitiative.com/advisories/ZDI-22-142/\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Third Party Advisory\",\"VDB Entry\"]}]}}",
      vulnrichment: {
         containers: "{\"adp\": [{\"title\": \"CVE Program Container\", \"references\": [{\"url\": \"https://www.cisa.gov/uscert/ics/advisories/icsa-21-355-03\", \"tags\": [\"x_refsource_MISC\", \"x_transferred\"]}, {\"url\": \"https://www.zerodayinitiative.com/advisories/ZDI-22-133/\", \"tags\": [\"x_refsource_MISC\", \"x_transferred\"]}, {\"url\": \"https://www.zerodayinitiative.com/advisories/ZDI-22-139/\", \"tags\": [\"x_refsource_MISC\", \"x_transferred\"]}, {\"url\": \"https://www.zerodayinitiative.com/advisories/ZDI-22-134/\", \"tags\": [\"x_refsource_MISC\", \"x_transferred\"]}, {\"url\": \"https://www.zerodayinitiative.com/advisories/ZDI-22-136/\", \"tags\": [\"x_refsource_MISC\", \"x_transferred\"]}, {\"url\": \"https://www.zerodayinitiative.com/advisories/ZDI-22-138/\", \"tags\": [\"x_refsource_MISC\", \"x_transferred\"]}, {\"url\": \"https://www.zerodayinitiative.com/advisories/ZDI-22-141/\", \"tags\": [\"x_refsource_MISC\", \"x_transferred\"]}, {\"url\": \"https://www.zerodayinitiative.com/advisories/ZDI-22-137/\", \"tags\": [\"x_refsource_MISC\", \"x_transferred\"]}, {\"url\": \"https://www.zerodayinitiative.com/advisories/ZDI-22-131/\", \"tags\": [\"x_refsource_MISC\", \"x_transferred\"]}, {\"url\": \"https://www.zerodayinitiative.com/advisories/ZDI-22-135/\", \"tags\": [\"x_refsource_MISC\", \"x_transferred\"]}, {\"url\": \"https://www.zerodayinitiative.com/advisories/ZDI-22-142/\", \"tags\": [\"x_refsource_MISC\", \"x_transferred\"]}, {\"url\": \"https://www.zerodayinitiative.com/advisories/ZDI-22-129/\", \"tags\": [\"x_refsource_MISC\", \"x_transferred\"]}, {\"url\": \"https://www.zerodayinitiative.com/advisories/ZDI-22-140/\", \"tags\": [\"x_refsource_MISC\", \"x_transferred\"]}], \"providerMetadata\": {\"orgId\": \"af854a3a-2127-422b-91ae-364da2661108\", \"shortName\": \"CVE\", \"dateUpdated\": \"2024-08-03T18:58:26.281Z\"}}, {\"title\": \"CISA ADP Vulnrichment\", \"metrics\": [{\"other\": {\"type\": \"ssvc\", \"content\": {\"id\": \"CVE-2021-23138\", \"role\": \"CISA Coordinator\", \"options\": [{\"Exploitation\": \"none\"}, {\"Automatable\": \"no\"}, {\"Technical Impact\": \"total\"}], \"version\": \"2.0.3\", \"timestamp\": \"2025-04-16T17:31:38.898270Z\"}}}], \"providerMetadata\": {\"orgId\": \"134c704f-9b21-4f2e-91b3-4a467353bcc0\", \"shortName\": \"CISA-ADP\", \"dateUpdated\": \"2025-04-16T17:31:40.359Z\"}}], \"cna\": {\"title\": \"WECON LeviStudioU\", \"source\": {\"advisory\": \"ICSA-21-355-03\", \"discovery\": \"UNKNOWN\"}, \"credits\": [{\"lang\": \"en\", \"value\": \"Natnael Samson (@NattiSamson), working with Trend Micro\\u2019s Zero Day Initiative, reported these vulnerabilities to CISA.\"}], \"metrics\": [{\"cvssV3_1\": {\"scope\": \"UNCHANGED\", \"version\": \"3.1\", \"baseScore\": 7.8, \"attackVector\": \"LOCAL\", \"baseSeverity\": \"HIGH\", \"vectorString\": \"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H\", \"integrityImpact\": \"HIGH\", \"userInteraction\": \"REQUIRED\", \"attackComplexity\": \"LOW\", \"availabilityImpact\": \"HIGH\", \"privilegesRequired\": \"NONE\", \"confidentialityImpact\": \"HIGH\"}}], \"affected\": [{\"vendor\": \"WECON\", \"product\": \"LeviStudioU\", \"versions\": [{\"status\": \"affected\", \"version\": \"All\", \"versionType\": \"custom\", \"lessThanOrEqual\": \"2019-09-21\"}]}], \"datePublic\": \"2021-12-21T00:00:00.000Z\", \"references\": [{\"url\": \"https://www.cisa.gov/uscert/ics/advisories/icsa-21-355-03\", \"tags\": [\"x_refsource_MISC\"]}, {\"url\": \"https://www.zerodayinitiative.com/advisories/ZDI-22-133/\", \"tags\": [\"x_refsource_MISC\"]}, {\"url\": \"https://www.zerodayinitiative.com/advisories/ZDI-22-139/\", \"tags\": [\"x_refsource_MISC\"]}, {\"url\": \"https://www.zerodayinitiative.com/advisories/ZDI-22-134/\", \"tags\": [\"x_refsource_MISC\"]}, {\"url\": \"https://www.zerodayinitiative.com/advisories/ZDI-22-136/\", \"tags\": [\"x_refsource_MISC\"]}, {\"url\": \"https://www.zerodayinitiative.com/advisories/ZDI-22-138/\", \"tags\": [\"x_refsource_MISC\"]}, {\"url\": \"https://www.zerodayinitiative.com/advisories/ZDI-22-141/\", \"tags\": [\"x_refsource_MISC\"]}, {\"url\": \"https://www.zerodayinitiative.com/advisories/ZDI-22-137/\", \"tags\": [\"x_refsource_MISC\"]}, {\"url\": \"https://www.zerodayinitiative.com/advisories/ZDI-22-131/\", \"tags\": [\"x_refsource_MISC\"]}, {\"url\": \"https://www.zerodayinitiative.com/advisories/ZDI-22-135/\", \"tags\": [\"x_refsource_MISC\"]}, {\"url\": \"https://www.zerodayinitiative.com/advisories/ZDI-22-142/\", \"tags\": [\"x_refsource_MISC\"]}, {\"url\": \"https://www.zerodayinitiative.com/advisories/ZDI-22-129/\", \"tags\": [\"x_refsource_MISC\"]}, {\"url\": \"https://www.zerodayinitiative.com/advisories/ZDI-22-140/\", \"tags\": [\"x_refsource_MISC\"]}], \"workarounds\": [{\"lang\": \"en\", \"value\": \"WECON has not responded to requests to work with CISA to mitigate these vulnerabilities. Users of this affected product are invited to contact WECON technical support for additional information.\"}], \"x_generator\": {\"engine\": \"Vulnogram 0.0.9\"}, \"descriptions\": [{\"lang\": \"en\", \"value\": \"WECON LeviStudioU Versions 2019-09-21 and prior are vulnerable to a stack-based buffer overflow, which may allow an attacker to remotely execute code.\"}], \"problemTypes\": [{\"descriptions\": [{\"lang\": \"en\", \"type\": \"CWE\", \"cweId\": \"CWE-121\", \"description\": \"CWE-121 Stack-based Buffer Overflow\"}]}], \"providerMetadata\": {\"orgId\": \"7d14cffa-0d7d-4270-9dc0-52cabd5a23a6\", \"shortName\": \"icscert\", \"dateUpdated\": \"2022-01-27T09:06:36.000Z\"}, \"x_legacyV4Record\": {\"credit\": [{\"lang\": \"eng\", \"value\": \"Natnael Samson (@NattiSamson), working with Trend Micro\\u2019s Zero Day Initiative, reported these vulnerabilities to CISA.\"}], \"impact\": {\"cvss\": {\"scope\": \"UNCHANGED\", \"version\": \"3.1\", \"baseScore\": 7.8, \"attackVector\": \"LOCAL\", \"baseSeverity\": \"HIGH\", \"vectorString\": \"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H\", \"integrityImpact\": \"HIGH\", \"userInteraction\": \"REQUIRED\", \"attackComplexity\": \"LOW\", \"availabilityImpact\": \"HIGH\", \"privilegesRequired\": \"NONE\", \"confidentialityImpact\": \"HIGH\"}}, \"source\": {\"advisory\": \"ICSA-21-355-03\", \"discovery\": \"UNKNOWN\"}, \"affects\": {\"vendor\": {\"vendor_data\": [{\"product\": {\"product_data\": [{\"version\": {\"version_data\": [{\"version_name\": \"All\", \"version_value\": \"2019-09-21\", \"version_affected\": \"<=\"}]}, \"product_name\": \"LeviStudioU\"}]}, \"vendor_name\": \"WECON\"}]}}, \"data_type\": \"CVE\", \"generator\": {\"engine\": \"Vulnogram 0.0.9\"}, \"references\": {\"reference_data\": [{\"url\": \"https://www.cisa.gov/uscert/ics/advisories/icsa-21-355-03\", \"name\": \"https://www.cisa.gov/uscert/ics/advisories/icsa-21-355-03\", \"refsource\": \"MISC\"}, {\"url\": \"https://www.zerodayinitiative.com/advisories/ZDI-22-133/\", \"name\": \"https://www.zerodayinitiative.com/advisories/ZDI-22-133/\", \"refsource\": \"MISC\"}, {\"url\": \"https://www.zerodayinitiative.com/advisories/ZDI-22-139/\", \"name\": \"https://www.zerodayinitiative.com/advisories/ZDI-22-139/\", \"refsource\": \"MISC\"}, {\"url\": \"https://www.zerodayinitiative.com/advisories/ZDI-22-134/\", \"name\": \"https://www.zerodayinitiative.com/advisories/ZDI-22-134/\", \"refsource\": \"MISC\"}, {\"url\": \"https://www.zerodayinitiative.com/advisories/ZDI-22-136/\", \"name\": \"https://www.zerodayinitiative.com/advisories/ZDI-22-136/\", \"refsource\": \"MISC\"}, {\"url\": \"https://www.zerodayinitiative.com/advisories/ZDI-22-138/\", \"name\": \"https://www.zerodayinitiative.com/advisories/ZDI-22-138/\", \"refsource\": \"MISC\"}, {\"url\": \"https://www.zerodayinitiative.com/advisories/ZDI-22-141/\", \"name\": \"https://www.zerodayinitiative.com/advisories/ZDI-22-141/\", \"refsource\": \"MISC\"}, {\"url\": \"https://www.zerodayinitiative.com/advisories/ZDI-22-137/\", \"name\": \"https://www.zerodayinitiative.com/advisories/ZDI-22-137/\", \"refsource\": \"MISC\"}, {\"url\": \"https://www.zerodayinitiative.com/advisories/ZDI-22-131/\", \"name\": \"https://www.zerodayinitiative.com/advisories/ZDI-22-131/\", \"refsource\": \"MISC\"}, {\"url\": \"https://www.zerodayinitiative.com/advisories/ZDI-22-135/\", \"name\": \"https://www.zerodayinitiative.com/advisories/ZDI-22-135/\", \"refsource\": \"MISC\"}, {\"url\": \"https://www.zerodayinitiative.com/advisories/ZDI-22-142/\", \"name\": \"https://www.zerodayinitiative.com/advisories/ZDI-22-142/\", \"refsource\": \"MISC\"}, {\"url\": \"https://www.zerodayinitiative.com/advisories/ZDI-22-129/\", \"name\": \"https://www.zerodayinitiative.com/advisories/ZDI-22-129/\", \"refsource\": \"MISC\"}, {\"url\": \"https://www.zerodayinitiative.com/advisories/ZDI-22-140/\", \"name\": \"https://www.zerodayinitiative.com/advisories/ZDI-22-140/\", \"refsource\": \"MISC\"}]}, \"data_format\": \"MITRE\", \"description\": {\"description_data\": [{\"lang\": \"eng\", \"value\": \"WECON LeviStudioU Versions 2019-09-21 and prior are vulnerable to a stack-based buffer overflow, which may allow an attacker to remotely execute code.\"}]}, \"problemtype\": {\"problemtype_data\": [{\"description\": [{\"lang\": \"eng\", \"value\": \"CWE-121 Stack-based Buffer Overflow\"}]}]}, \"work_around\": [{\"lang\": \"en\", \"value\": \"WECON has not responded to requests to work with CISA to mitigate these vulnerabilities. Users of this affected product are invited to contact WECON technical support for additional information.\"}], \"data_version\": \"4.0\", \"CVE_data_meta\": {\"ID\": \"CVE-2021-23138\", \"STATE\": \"PUBLIC\", \"TITLE\": \"WECON LeviStudioU\", \"ASSIGNER\": \"ics-cert@hq.dhs.gov\", \"DATE_PUBLIC\": \"2021-12-21T19:09:00.000Z\"}}}}",
         cveMetadata: "{\"cveId\": \"CVE-2021-23138\", \"state\": \"PUBLISHED\", \"dateUpdated\": \"2025-04-16T18:02:02.528Z\", \"dateReserved\": \"2021-12-16T00:00:00.000Z\", \"assignerOrgId\": \"7d14cffa-0d7d-4270-9dc0-52cabd5a23a6\", \"datePublished\": \"2022-01-14T19:10:41.500Z\", \"assignerShortName\": \"icscert\"}",
         dataType: "CVE_RECORD",
         dataVersion: "5.1",
      },
   },
}


Log in or create an account to share your comment.

Security Advisory comment format.

This schema specifies the format of a comment related to a security advisory.

UUIDv4 of the comment
UUIDv4 of the Vulnerability-Lookup instance
When the comment was created originally
When the comment was last updated
Title of the comment
Description of the comment
The identifier of the vulnerability (CVE ID, GHSA-ID, PYSEC ID, etc.).



Tags
Taxonomy of the tags.




Sightings

Author Source Type Date

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
  • Confirmed: The vulnerability is confirmed from an analyst perspective.
  • Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
  • Patched: This vulnerability was successfully patched by the user reporting the sighting.
  • Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
  • Not confirmed: The user expresses doubt about the veracity of the vulnerability.
  • Not patched: This vulnerability was not successfully patched by the user reporting the sighting.