CVE-2021-32943

{"containers": {"cna": {"affected": [{"product": "WebAccess/SCADA", "vendor": "n/a", "versions": [{"status": "affected", "version": "WebAccess/SCADA versions prior to 8.4.5, WebAccess/SCADA versions prior to 9.0.1"}]}], "descriptions": [{"lang": "en", "value": "The affected product is vulnerable to a stack-based buffer overflow, which may allow an attacker to remotely execute arbitrary code on the WebAccess/SCADA (WebAccess/SCADA versions prior to 8.4.5, WebAccess/SCADA versions prior to 9.0.1)."}], "problemTypes": [{"descriptions": [{"cweId": "CWE-121", "description": "STACK-BASED BUFFER OVERFLOW CWE-121", "lang": "en", "type": "CWE"}]}], "providerMetadata": {"dateUpdated": "2021-08-10T14:03:48.000Z", "orgId": "7d14cffa-0d7d-4270-9dc0-52cabd5a23a6", "shortName": "icscert"}, "references": [{"tags": ["x_refsource_MISC"], "url": "https://us-cert.cisa.gov/ics/advisories/icsa-21-217-04"}], "x_legacyV4Record": {"CVE_data_meta": {"ASSIGNER": "ics-cert@hq.dhs.gov", "ID": "CVE-2021-32943", "STATE": "PUBLIC"}, "affects": {"vendor": {"vendor_data": [{"product": {"product_data": [{"product_name": "WebAccess/SCADA", "version": {"version_data": [{"version_value": "WebAccess/SCADA versions prior to 8.4.5, WebAccess/SCADA versions prior to 9.0.1"}]}}]}, "vendor_name": "n/a"}]}}, "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": {"description_data": [{"lang": "eng", "value": "The affected product is vulnerable to a stack-based buffer overflow, which may allow an attacker to remotely execute arbitrary code on the WebAccess/SCADA (WebAccess/SCADA versions prior to 8.4.5, WebAccess/SCADA versions prior to 9.0.1)."}]}, "problemtype": {"problemtype_data": [{"description": [{"lang": "eng", "value": "STACK-BASED BUFFER OVERFLOW CWE-121"}]}]}, "references": {"reference_data": [{"name": "https://us-cert.cisa.gov/ics/advisories/icsa-21-217-04", "refsource": "MISC", "url": "https://us-cert.cisa.gov/ics/advisories/icsa-21-217-04"}]}}}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-03T23:33:55.931Z"}, "title": "CVE Program Container", "references": [{"tags": ["x_refsource_MISC", "x_transferred"], "url": "https://us-cert.cisa.gov/ics/advisories/icsa-21-217-04"}]}]}, "cveMetadata": {"assignerOrgId": "7d14cffa-0d7d-4270-9dc0-52cabd5a23a6", "assignerShortName": "icscert", "cveId": "CVE-2021-32943", "datePublished": "2021-08-10T14:03:48.000Z", "dateReserved": "2021-05-13T00:00:00.000Z", "dateUpdated": "2024-08-03T23:33:55.931Z", "state": "PUBLISHED"}, "dataType": "CVE_RECORD", "dataVersion": "5.1"}

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{"affected": [{"affectedData": [{"product": "WebAccess/SCADA", "vendor": "n/a", "versions": [{"status": "affected", "version": "WebAccess/SCADA versions prior to 8.4.5, WebAccess/SCADA versions prior to 9.0.1"}]}], "source": "ics-cert@hq.dhs.gov"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:advantech:webaccess\\/scada:*:*:*:*:*:*:*:*", "matchCriteriaId": "6F0F1E90-D14C-49A1-8EC2-3AF211C36FFF", "versionEndExcluding": "8.4.5", "vulnerable": true}, {"criteria": "cpe:2.3:a:advantech:webaccess\\/scada:*:*:*:*:*:*:*:*", "matchCriteriaId": "F748CA2A-6623-4D12-86E1-4F51FD9EA193", "versionEndExcluding": "9.0.1", "versionStartIncluding": "9.0", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "The affected product is vulnerable to a stack-based buffer overflow, which may allow an attacker to remotely execute arbitrary code on the WebAccess/SCADA (WebAccess/SCADA versions prior to 8.4.5, WebAccess/SCADA versions prior to 9.0.1)."}, {"lang": "es", "value": "El producto afectado es vulnerable a un desbordamiento del b\u00fafer en la regi\u00f3n stack de la memoria, que puede permitir a un atacante ejecutar remotamente c\u00f3digo arbitrario en el WebAccess/SCADA (WebAccess/SCADA versiones anteriores a 8.4.5, WebAccess/SCADA versiones anteriores a 9.0.1)"}], "id": "CVE-2021-32943", "lastModified": "2026-06-17T03:53:50.687", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "HIGH", "cvssData": {"accessComplexity": "LOW", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "PARTIAL", "baseScore": 7.5, "confidentialityImpact": "PARTIAL", "integrityImpact": "PARTIAL", "vectorString": "AV:N/AC:L/Au:N/C:P/I:P/A:P", "version": "2.0"}, "exploitabilityScore": 10.0, "impactScore": 6.4, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}], "cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 9.8, "baseSeverity": "CRITICAL", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 5.9, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2021-08-10T15:15:07.700", "references": [{"source": "ics-cert@hq.dhs.gov", "tags": ["Third Party Advisory", "US Government Resource"], "url": "https://us-cert.cisa.gov/ics/advisories/icsa-21-217-04"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory", "US Government Resource"], "url": "https://us-cert.cisa.gov/ics/advisories/icsa-21-217-04"}], "sourceIdentifier": "ics-cert@hq.dhs.gov", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-121"}], "source": "ics-cert@hq.dhs.gov", "type": "Secondary"}, {"description": [{"lang": "en", "value": "CWE-787"}], "source": "nvd@nist.gov", "type": "Primary"}]}

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