{"api_version":"1","generated_at":"2026-07-24T00:13:13+00:00","cve":"CVE-2021-42024","urls":{"html":"https://cve.report/CVE-2021-42024","api":"https://cve.report/api/cve/CVE-2021-42024.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2021-42024","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2021-42024"},"summary":{"title":"CVE-2021-42024","description":"A vulnerability has been identified in Simcenter STAR-CCM+ Viewer (All versions < 2021.3.1). The starview+.exe application lacks proper validation of user-supplied data when parsing scene files. This could result in an out of bounds write past the end of an allocated structure. An attacker could leverage this vulnerability to execute code in the context of the current process.","state":"PUBLIC","assigner":"productcert@siemens.com","published_at":"2021-12-14 12:15:00","updated_at":"2021-12-20 19:58:00"},"problem_types":["CWE-787"],"metrics":[],"references":[{"url":"https://cert-portal.siemens.com/productcert/pdf/ssa-161331.pdf","name":"N/A","refsource":"CONFIRM","tags":[],"title":"","mime":"application/pdf","httpstatus":"200","archivestatus":"404"},{"url":"https://www.cve.org/CVERecord?id=CVE-2021-42024","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-42024","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[],"timeline":[],"solutions":[],"workarounds":[],"exploits":[],"credits":[],"nvd_cpes":[{"cve_year":"2021","cve_id":"42024","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"siemens","cpe5":"simcenter_star-ccm\\+_viewer","cpe6":"*","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"}],"vendor_comments":[],"enrichments":{"kev":null,"epss":null,"legacy_qids":[{"cve":"CVE-2021-42024","qid":"590687","title":"Siemens Simcenter STAR-CCM+ Viewer Out-of-bounds Write Vulnerability (ICSA-21-350-15)"}]},"source_records":{"cve_program":{"CVE_data_meta":{"ASSIGNER":"productcert@siemens.com","ID":"CVE-2021-42024","STATE":"PUBLIC"},"data_format":"MITRE","data_version":"4.0","data_type":"CVE","affects":{"vendor":{"vendor_data":[{"vendor_name":"Siemens","product":{"product_data":[{"product_name":"Simcenter STAR-CCM+ Viewer","version":{"version_data":[{"version_value":"All versions < 2021.3.1"}]}}]}}]}},"problemtype":{"problemtype_data":[{"description":[{"lang":"eng","value":"CWE-787: Out-of-bounds Write"}]}]},"description":{"description_data":[{"lang":"eng","value":"A vulnerability has been identified in Simcenter STAR-CCM+ Viewer (All versions < 2021.3.1). The starview+.exe application lacks proper validation of user-supplied data when parsing scene files. This could result in an out of bounds write past the end of an allocated structure. An attacker could leverage this vulnerability to execute code in the context of the current process."}]},"references":{"reference_data":[{"refsource":"MISC","url":"https://cert-portal.siemens.com/productcert/pdf/ssa-161331.pdf","name":"https://cert-portal.siemens.com/productcert/pdf/ssa-161331.pdf"}]}},"nvd":{"publishedDate":"2021-12-14 12:15:00","lastModifiedDate":"2021-12-20 19:58:00","problem_types":["CWE-787"],"metrics":{"baseMetricV3":{"cvssV3":{"version":"3.1","vectorString":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","attackVector":"LOCAL","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"REQUIRED","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:N/AC:M/Au:N/C:P/I:P/A:P","accessVector":"NETWORK","accessComplexity":"MEDIUM","authentication":"NONE","confidentialityImpact":"PARTIAL","integrityImpact":"PARTIAL","availabilityImpact":"PARTIAL","baseScore":6.8},"severity":"MEDIUM","exploitabilityScore":8.6,"impactScore":6.4,"acInsufInfo":false,"obtainAllPrivilege":false,"obtainUserPrivilege":false,"obtainOtherPrivilege":false,"userInteractionRequired":true}},"configurations":{"CVE_data_version":"4.0","nodes":[{"operator":"OR","children":[],"cpe_match":[{"vulnerable":true,"cpe23Uri":"cpe:2.3:a:siemens:simcenter_star-ccm\\+_viewer:*:*:*:*:*:*:*:*","versionEndExcluding":"2021.3.1","cpe_name":[]}]}]}},"legacy_mitre":{"record":{"CveYear":"2021","CveId":"42024","Ordinal":"217861","Title":"CVE-2021-42024","CVE":"CVE-2021-42024","Year":"2021"},"notes":[{"CveYear":"2021","CveId":"42024","Ordinal":"1","NoteData":"** RESERVED ** This candidate has been reserved by an organization or individual that will use it when announcing a new security problem. When the candidate has been publicized, the details for this candidate will be provided.","Type":"Description","Title":null}]}}}