{"api_version":"1","generated_at":"2026-06-29T19:04:17+00:00","cve":"CVE-2021-42706","urls":{"html":"https://cve.report/CVE-2021-42706","api":"https://cve.report/api/cve/CVE-2021-42706.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2021-42706","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2021-42706"},"summary":{"title":"CVE-2021-42706","description":"This vulnerability could allow an attacker to disclose information and execute arbitrary code on affected installations of WebAccess/MHI Designer","state":"PUBLIC","assigner":"ics-cert@hq.dhs.gov","published_at":"2021-11-15 14:15:00","updated_at":"2021-11-17 19:01:00"},"problem_types":["CWE-416"],"metrics":[],"references":[{"url":"https://us-cert.cisa.gov/ics/advisories/icsa-21-173-01","name":"https://us-cert.cisa.gov/ics/advisories/icsa-21-173-01","refsource":"MISC","tags":[],"title":"Advantech WebAccess HMI Designer (Update A) | CISA","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://www.cve.org/CVERecord?id=CVE-2021-42706","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-42706","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[],"timeline":[],"solutions":[],"workarounds":[],"exploits":[],"credits":[],"nvd_cpes":[{"cve_year":"2021","cve_id":"42706","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"advantech","cpe5":"webaccess_hmi_designer","cpe6":"*","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"}],"vendor_comments":[],"enrichments":{"kev":null,"epss":null,"legacy_qids":[{"cve":"CVE-2021-42706","qid":"590684","title":"Advantech WebAccess HMI Designer Multiple Vulnerabilities (ICSA-21-173-01)"}]},"source_records":{"cve_program":{"CVE_data_meta":{"ASSIGNER":"ics-cert@hq.dhs.gov","DATE_PUBLIC":"2021-11-09T19:12:00.000Z","ID":"CVE-2021-42706","STATE":"PUBLIC","TITLE":"AzeoTech DAQFactory"},"affects":{"vendor":{"vendor_data":[{"product":{"product_data":[{"product_name":"HMI Designer","version":{"version_data":[{"version_affected":"<=","version_name":"All versions","version_value":"2.1.11.0"}]}}]},"vendor_name":"Advantech"}]}},"data_format":"MITRE","data_type":"CVE","data_version":"4.0","description":{"description_data":[{"lang":"eng","value":"This vulnerability could allow an attacker to disclose information and execute arbitrary code on affected installations of WebAccess/MHI Designer"}]},"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-416 Use After Free"}]}]},"references":{"reference_data":[{"refsource":"MISC","url":"https://us-cert.cisa.gov/ics/advisories/icsa-21-173-01","name":"https://us-cert.cisa.gov/ics/advisories/icsa-21-173-01"}]},"source":{"discovery":"UNKNOWN"},"work_around":[{"lang":"eng","value":"Advantech recommends users update to the latest version of WebAccess HMI Designer v2.1.11.0\n\nSpecific questions should be directed to Advantech customer service"}]},"nvd":{"publishedDate":"2021-11-15 14:15:00","lastModifiedDate":"2021-11-17 19:01:00","problem_types":["CWE-416"],"metrics":{"baseMetricV3":{"cvssV3":{"version":"3.1","vectorString":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","attackVector":"LOCAL","attackComplexity":"LOW","privilegesRequired":"LOW","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"HIGH","integrityImpact":"HIGH","availabilityImpact":"HIGH","baseScore":7.8,"baseSeverity":"HIGH"},"exploitabilityScore":1.8,"impactScore":5.9},"baseMetricV2":{"cvssV2":{"version":"2.0","vectorString":"AV:L/AC:L/Au:N/C:P/I:P/A:P","accessVector":"LOCAL","accessComplexity":"LOW","authentication":"NONE","confidentialityImpact":"PARTIAL","integrityImpact":"PARTIAL","availabilityImpact":"PARTIAL","baseScore":4.6},"severity":"MEDIUM","exploitabilityScore":3.9,"impactScore":6.4,"acInsufInfo":false,"obtainAllPrivilege":false,"obtainUserPrivilege":false,"obtainOtherPrivilege":false,"userInteractionRequired":false}},"configurations":{"CVE_data_version":"4.0","nodes":[{"operator":"OR","children":[],"cpe_match":[{"vulnerable":true,"cpe23Uri":"cpe:2.3:a:advantech:webaccess_hmi_designer:*:*:*:*:*:*:*:*","versionEndExcluding":"2.1.11.0","cpe_name":[]}]}]}},"legacy_mitre":{"record":{"CveYear":"2021","CveId":"42706","Ordinal":"219200","Title":"CVE-2021-42706","CVE":"CVE-2021-42706","Year":"2021"},"notes":[{"CveYear":"2021","CveId":"42706","Ordinal":"1","NoteData":"This vulnerability could allow an attacker to disclose information and execute arbitrary code on affected installations of WebAccess/MHI Designer","Type":"Description","Title":null},{"CveYear":"2021","CveId":"42706","Ordinal":"2","NoteData":"2021-11-15","Type":"Other","Title":"Published"},{"CveYear":"2021","CveId":"42706","Ordinal":"3","NoteData":"2021-11-15","Type":"Other","Title":"Modified"}]}}}