{"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\u2019s 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 heap-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-122", "description": "CWE-122 Heap-based Buffer Overflow", "lang": "en", "type": "CWE"}]}], "providerMetadata": {"dateUpdated": "2022-01-27T09:06:14.000Z", "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-22-130/"}, {"tags": ["x_refsource_MISC"], "url": "https://www.zerodayinitiative.com/advisories/ZDI-22-132/"}], "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-2021-23157", "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\u2019s 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 heap-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-122 Heap-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-22-130/", "refsource": "MISC", "url": "https://www.zerodayinitiative.com/advisories/ZDI-22-130/"}, {"name": "https://www.zerodayinitiative.com/advisories/ZDI-22-132/", "refsource": "MISC", "url": "https://www.zerodayinitiative.com/advisories/ZDI-22-132/"}]}, "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": "2024-08-03T18:58:26.370Z"}, "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-22-130/"}, {"tags": ["x_refsource_MISC", "x_transferred"], "url": "https://www.zerodayinitiative.com/advisories/ZDI-22-132/"}]}, {"metrics": [{"other": {"type": "ssvc", "content": {"timestamp": "2025-04-16T17:31:41.848676Z", "id": "CVE-2021-23157", "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": "2025-04-16T18:02:12.385Z"}}]}, "cveMetadata": {"assignerOrgId": "7d14cffa-0d7d-4270-9dc0-52cabd5a23a6", "assignerShortName": "icscert", "cveId": "CVE-2021-23157", "datePublished": "2022-01-14T19:10:40.173Z", "dateReserved": "2021-12-16T00:00:00.000Z", "dateUpdated": "2025-04-16T18:02:12.385Z", "state": "PUBLISHED"}, "dataType": "CVE_RECORD", "dataVersion": "5.1"}

{"dataType": "CVE_RECORD", "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-22-130/", "tags": ["x_refsource_MISC", "x_transferred"]}, {"url": "https://www.zerodayinitiative.com/advisories/ZDI-22-132/", "tags": ["x_refsource_MISC", "x_transferred"]}], "providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-03T18:58:26.370Z"}}, {"title": "CISA ADP Vulnrichment", "metrics": [{"other": {"type": "ssvc", "content": {"id": "CVE-2021-23157", "role": "CISA Coordinator", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "total"}], "version": "2.0.3", "timestamp": "2025-04-16T17:31:41.848676Z"}}}], "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2025-04-16T17:31:43.278Z"}}], "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-22-130/", "tags": ["x_refsource_MISC"]}, {"url": "https://www.zerodayinitiative.com/advisories/ZDI-22-132/", "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 heap-based buffer overflow, which may allow an attacker to remotely execute code."}], "problemTypes": [{"descriptions": [{"lang": "en", "type": "CWE", "cweId": "CWE-122", "description": "CWE-122 Heap-based Buffer Overflow"}]}], "providerMetadata": {"orgId": "7d14cffa-0d7d-4270-9dc0-52cabd5a23a6", "shortName": "icscert", "dateUpdated": "2022-01-27T09:06:14.000Z"}, "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-22-130/", "name": "https://www.zerodayinitiative.com/advisories/ZDI-22-130/", "refsource": "MISC"}, {"url": "https://www.zerodayinitiative.com/advisories/ZDI-22-132/", "name": "https://www.zerodayinitiative.com/advisories/ZDI-22-132/", "refsource": "MISC"}]}, "data_format": "MITRE", "description": {"description_data": [{"lang": "eng", "value": "WECON LeviStudioU Versions 2019-09-21 and prior are vulnerable to a heap-based buffer overflow, which may allow an attacker to remotely execute code."}]}, "problemtype": {"problemtype_data": [{"description": [{"lang": "eng", "value": "CWE-122 Heap-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-2021-23157", "STATE": "PUBLIC", "TITLE": "WECON LeviStudioU", "ASSIGNER": "ics-cert@hq.dhs.gov", "DATE_PUBLIC": "2021-12-21T19:09:00.000Z"}}}}, "cveMetadata": {"cveId": "CVE-2021-23157", "state": "PUBLISHED", "dateUpdated": "2025-04-16T18:02:12.385Z", "dateReserved": "2021-12-16T00:00:00.000Z", "assignerOrgId": "7d14cffa-0d7d-4270-9dc0-52cabd5a23a6", "datePublished": "2022-01-14T19:10:40.173Z", "assignerShortName": "icscert"}, "dataVersion": "5.1"}

{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:we-con:levistudiou:*:*:*:*:*:*:*:*", "matchCriteriaId": "785416DE-0B73-41CD-AC5D-32EAC49045AF", "versionEndIncluding": "2019-09-21", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "descriptions": [{"lang": "en", "value": "WECON LeviStudioU Versions 2019-09-21 and prior are vulnerable to a heap-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 b\u00fafer en la regi\u00f3n heap de la memoria, que puede permitir a un atacante ejecutar c\u00f3digo de forma remota"}], "id": "CVE-2021-23157", "lastModified": "2024-11-21T05:51:17.927", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "MEDIUM", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "PARTIAL", "baseScore": 6.8, "confidentialityImpact": "PARTIAL", "integrityImpact": "PARTIAL", "vectorString": "AV:N/AC:M/Au:N/C:P/I:P/A:P", "version": "2.0"}, "exploitabilityScore": 8.6, "impactScore": 6.4, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": true}], "cvssMetricV31": [{"cvssData": {"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"}, "exploitabilityScore": 1.8, "impactScore": 5.9, "source": "ics-cert@hq.dhs.gov", "type": "Secondary"}, {"cvssData": {"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"}, "exploitabilityScore": 1.8, "impactScore": 5.9, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2022-01-14T20:15:10.033", "references": [{"source": "ics-cert@hq.dhs.gov", "tags": ["Third Party Advisory", "US Government Resource"], "url": "https://www.cisa.gov/uscert/ics/advisories/icsa-21-355-03"}, {"source": "ics-cert@hq.dhs.gov", "tags": ["Third Party Advisory", "VDB Entry"], "url": "https://www.zerodayinitiative.com/advisories/ZDI-22-130/"}, {"source": "ics-cert@hq.dhs.gov", "tags": ["Third Party Advisory", "VDB Entry"], "url": "https://www.zerodayinitiative.com/advisories/ZDI-22-132/"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory", "US Government Resource"], "url": "https://www.cisa.gov/uscert/ics/advisories/icsa-21-355-03"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory", "VDB Entry"], "url": "https://www.zerodayinitiative.com/advisories/ZDI-22-130/"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory", "VDB Entry"], "url": "https://www.zerodayinitiative.com/advisories/ZDI-22-132/"}], "sourceIdentifier": "ics-cert@hq.dhs.gov", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-122"}], "source": "ics-cert@hq.dhs.gov", "type": "Secondary"}, {"description": [{"lang": "en", "value": "CWE-787"}], "source": "nvd@nist.gov", "type": "Primary"}]}

{}