{ "containers": { "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." } ] } }, "adp": [ { "providerMetadata": { "orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-03T18:58:26.281Z" }, "title": "CVE Program Container", "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/" } ] }, { "metrics": [ { "other": { "type": "ssvc", "content": { "timestamp": "2025-04-16T17:31:38.898270Z", "id": "CVE-2021-23138", "options": [ { "Exploitation": "none" }, { "Automatable": "no" }, { "Technical Impact": "total" } ], "role": "CISA Coordinator", "version": "2.0.3" } } } ], "title": "CISA ADP Vulnrichment", "providerMetadata": { "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2025-04-16T18:02:02.528Z" } } ] }, "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" }