{"api_version":"1","generated_at":"2026-04-24T22:09:43+00:00","cve":"CVE-2020-15806","urls":{"html":"https://cve.report/CVE-2020-15806","api":"https://cve.report/api/cve/CVE-2020-15806.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2020-15806","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2020-15806"},"summary":{"title":"CVE-2020-15806","description":"CODESYS Control runtime system before 3.5.16.10 allows Uncontrolled Memory Allocation.","state":"PUBLIC","assigner":"cve@mitre.org","published_at":"2020-07-22 19:15:00","updated_at":"2021-07-21 11:39:00"},"problem_types":["CWE-401"],"metrics":[],"references":[{"url":"https://customers.codesys.com/index.php?eID=dumpFile&t=f&f=13199&token=3e283c3e73fed61f7c181a7fa1169477efaf0c58&download=","name":"https://customers.codesys.com/index.php?eID=dumpFile&t=f&f=13199&token=3e283c3e73fed61f7c181a7fa1169477efaf0c58&download=","refsource":"CONFIRM","tags":["Mitigation","Vendor Advisory"],"title":"","mime":"application/pdf","httpstatus":"200","archivestatus":"0"},{"url":"https://www.tenable.com/security/research/tra-2020-46","name":"https://www.tenable.com/security/research/tra-2020-46","refsource":"MISC","tags":["Exploit","Third Party Advisory"],"title":"CODESYS V3 Unauthenticated Webserver Memory Leak DoS - Research Advisory | Tenable®","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://www.codesys.com","name":"https://www.codesys.com","refsource":"MISC","tags":["Vendor Advisory"],"title":"CTI","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://www.cve.org/CVERecord?id=CVE-2020-15806","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2020-15806","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[],"timeline":[],"solutions":[],"workarounds":[],"exploits":[],"credits":[],"nvd_cpes":[{"cve_year":"2020","cve_id":"15806","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"codesys","cpe5":"control_for_beaglebone","cpe6":"*","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2020","cve_id":"15806","vulnerable":"1","versionEndIncluding":"1","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"codesys","cpe5":"control_for_beaglebone","cpe6":"*","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2020","cve_id":"15806","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"codesys","cpe5":"control_for_empc-a\\/imx6","cpe6":"*","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2020","cve_id":"15806","vulnerable":"1","versionEndIncluding":"1","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"codesys","cpe5":"control_for_empc-a\\/imx6","cpe6":"*","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2020","cve_id":"15806","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"codesys","cpe5":"control_for_iot2000","cpe6":"*","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2020","cve_id":"15806","vulnerable":"1","versionEndIncluding":"1","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"codesys","cpe5":"control_for_iot2000","cpe6":"*","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2020","cve_id":"15806","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"codesys","cpe5":"control_for_linux","cpe6":"*","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2020","cve_id":"15806","vulnerable":"1","versionEndIncluding":"1","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"codesys","cpe5":"control_for_linux","cpe6":"*","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2020","cve_id":"15806","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"codesys","cpe5":"control_for_pfc100","cpe6":"*","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2020","cve_id":"15806","vulnerable":"1","versionEndIncluding":"1","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"codesys","cpe5":"control_for_pfc100","cpe6":"*","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2020","cve_id":"15806","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"codesys","cpe5":"control_for_pfc200","cpe6":"*","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2020","cve_id":"15806","vulnerable":"1","versionEndIncluding":"1","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"codesys","cpe5":"control_for_pfc200","cpe6":"*","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2020","cve_id":"15806","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"codesys","cpe5":"control_for_plcnext","cpe6":"*","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2020","cve_id":"15806","vulnerable":"1","versionEndIncluding":"1","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"codesys","cpe5":"control_for_plcnext","cpe6":"*","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2020","cve_id":"15806","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"codesys","cpe5":"control_for_raspberry_pi","cpe6":"*","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2020","cve_id":"15806","vulnerable":"1","versionEndIncluding":"1","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"codesys","cpe5":"control_for_raspberry_pi","cpe6":"*","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2020","cve_id":"15806","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"codesys","cpe5":"control_for_wago_touch_panels_600","cpe6":"*","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2020","cve_id":"15806","vulnerable":"1","versionEndIncluding":"1","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"codesys","cpe5":"control_for_wago_touch_panels_600","cpe6":"*","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2020","cve_id":"15806","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"codesys","cpe5":"control_rte","cpe6":"*","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"-","cpe12":"*","cpe13":"*"},{"cve_year":"2020","cve_id":"15806","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"codesys","cpe5":"control_rte","cpe6":"*","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"beckhoff_cx","cpe12":"*","cpe13":"*"},{"cve_year":"2020","cve_id":"15806","vulnerable":"1","versionEndIncluding":"1","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"codesys","cpe5":"control_rte","cpe6":"*","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"-","cpe12":"*","cpe13":"*"},{"cve_year":"2020","cve_id":"15806","vulnerable":"1","versionEndIncluding":"1","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"codesys","cpe5":"control_rte","cpe6":"*","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"beckhoff_cx","cpe12":"*","cpe13":"*"},{"cve_year":"2020","cve_id":"15806","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"codesys","cpe5":"control_runtime_system_toolkit","cpe6":"*","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2020","cve_id":"15806","vulnerable":"1","versionEndIncluding":"1","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"codesys","cpe5":"control_runtime_system_toolkit","cpe6":"*","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2020","cve_id":"15806","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"codesys","cpe5":"control_win","cpe6":"*","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2020","cve_id":"15806","vulnerable":"1","versionEndIncluding":"1","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"codesys","cpe5":"control_win","cpe6":"*","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2020","cve_id":"15806","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"codesys","cpe5":"embedded_target_visu_toolkit","cpe6":"*","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2020","cve_id":"15806","vulnerable":"1","versionEndIncluding":"1","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"codesys","cpe5":"embedded_target_visu_toolkit","cpe6":"*","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2020","cve_id":"15806","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"codesys","cpe5":"hmi","cpe6":"*","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2020","cve_id":"15806","vulnerable":"1","versionEndIncluding":"1","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"codesys","cpe5":"hmi","cpe6":"*","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2020","cve_id":"15806","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"codesys","cpe5":"remote_target_visu_toolkit","cpe6":"*","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2020","cve_id":"15806","vulnerable":"1","versionEndIncluding":"1","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"codesys","cpe5":"remote_target_visu_toolkit","cpe6":"*","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2020","cve_id":"15806","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"codesys","cpe5":"simulation_runtime","cpe6":"*","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2020","cve_id":"15806","vulnerable":"1","versionEndIncluding":"1","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"codesys","cpe5":"simulation_runtime","cpe6":"*","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"}],"vendor_comments":[],"enrichments":{"kev":null,"epss":null,"legacy_qids":[]},"source_records":{"cve_program":{"CVE_data_meta":{"ASSIGNER":"cve@mitre.org","ID":"CVE-2020-15806","STATE":"PUBLIC"},"affects":{"vendor":{"vendor_data":[{"product":{"product_data":[{"product_name":"n/a","version":{"version_data":[{"version_value":"n/a"}]}}]},"vendor_name":"n/a"}]}},"data_format":"MITRE","data_type":"CVE","data_version":"4.0","description":{"description_data":[{"lang":"eng","value":"CODESYS Control runtime system before 3.5.16.10 allows Uncontrolled Memory Allocation."}]},"problemtype":{"problemtype_data":[{"description":[{"lang":"eng","value":"n/a"}]}]},"references":{"reference_data":[{"url":"https://www.codesys.com","refsource":"MISC","name":"https://www.codesys.com"},{"refsource":"CONFIRM","name":"https://customers.codesys.com/index.php?eID=dumpFile&t=f&f=13199&token=3e283c3e73fed61f7c181a7fa1169477efaf0c58&download=","url":"https://customers.codesys.com/index.php?eID=dumpFile&t=f&f=13199&token=3e283c3e73fed61f7c181a7fa1169477efaf0c58&download="},{"refsource":"MISC","name":"https://www.tenable.com/security/research/tra-2020-46","url":"https://www.tenable.com/security/research/tra-2020-46"}]}},"nvd":{"publishedDate":"2020-07-22 19:15:00","lastModifiedDate":"2021-07-21 11:39:00","problem_types":["CWE-401"],"metrics":{"baseMetricV3":{"cvssV3":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"NONE","integrityImpact":"NONE","availabilityImpact":"HIGH","baseScore":7.5,"baseSeverity":"HIGH"},"exploitabilityScore":3.9,"impactScore":3.6},"baseMetricV2":{"cvssV2":{"version":"2.0","vectorString":"AV:N/AC:L/Au:N/C:N/I:N/A:P","accessVector":"NETWORK","accessComplexity":"LOW","authentication":"NONE","confidentialityImpact":"NONE","integrityImpact":"NONE","availabilityImpact":"PARTIAL","baseScore":5},"severity":"MEDIUM","exploitabilityScore":10,"impactScore":2.9,"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:codesys:control_rte:*:*:*:*:*:beckhoff_cx:*:*","versionStartIncluding":"3.5.8.60","versionEndExcluding":"3.5.16.10","cpe_name":[]},{"vulnerable":true,"cpe23Uri":"cpe:2.3:a:codesys:control_for_beaglebone:*:*:*:*:*:*:*:*","versionEndExcluding":"3.5.16.10","cpe_name":[]},{"vulnerable":true,"cpe23Uri":"cpe:2.3:a:codesys:control_for_empc-a\\/imx6:*:*:*:*:*:*:*:*","versionEndExcluding":"3.5.16.10","cpe_name":[]},{"vulnerable":true,"cpe23Uri":"cpe:2.3:a:codesys:control_for_iot2000:*:*:*:*:*:*:*:*","versionEndExcluding":"3.5.16.10","cpe_name":[]},{"vulnerable":true,"cpe23Uri":"cpe:2.3:a:codesys:control_for_linux:*:*:*:*:*:*:*:*","versionEndExcluding":"3.5.16.10","cpe_name":[]},{"vulnerable":true,"cpe23Uri":"cpe:2.3:a:codesys:control_for_plcnext:*:*:*:*:*:*:*:*","versionEndExcluding":"3.5.16.10","cpe_name":[]},{"vulnerable":true,"cpe23Uri":"cpe:2.3:a:codesys:control_for_pfc100:*:*:*:*:*:*:*:*","versionEndExcluding":"3.5.16.10","cpe_name":[]},{"vulnerable":true,"cpe23Uri":"cpe:2.3:a:codesys:control_for_pfc200:*:*:*:*:*:*:*:*","versionEndExcluding":"3.5.16.10","cpe_name":[]},{"vulnerable":true,"cpe23Uri":"cpe:2.3:a:codesys:control_for_raspberry_pi:*:*:*:*:*:*:*:*","versionEndExcluding":"3.5.16.10","cpe_name":[]},{"vulnerable":true,"cpe23Uri":"cpe:2.3:a:codesys:control_for_wago_touch_panels_600:*:*:*:*:*:*:*:*","versionEndExcluding":"3.5.16.10","cpe_name":[]},{"vulnerable":true,"cpe23Uri":"cpe:2.3:a:codesys:control_rte:*:*:*:*:*:-:*:*","versionStartIncluding":"3.5.8.60","versionEndExcluding":"3.5.16.10","cpe_name":[]},{"vulnerable":true,"cpe23Uri":"cpe:2.3:a:codesys:control_win:*:*:*:*:*:*:*:*","versionStartIncluding":"3.5.9.80","versionEndExcluding":"3.5.16.10","cpe_name":[]},{"vulnerable":true,"cpe23Uri":"cpe:2.3:a:codesys:hmi:*:*:*:*:*:*:*:*","versionStartIncluding":"3.5.10.0","versionEndExcluding":"3.5.16.10","cpe_name":[]},{"vulnerable":true,"cpe23Uri":"cpe:2.3:a:codesys:control_runtime_system_toolkit:*:*:*:*:*:*:*:*","versionStartIncluding":"3.0","versionEndExcluding":"3.5.16.10","cpe_name":[]},{"vulnerable":true,"cpe23Uri":"cpe:2.3:a:codesys:simulation_runtime:*:*:*:*:*:*:*:*","versionStartIncluding":"3.5.9.40","versionEndExcluding":"3.5.16.10","cpe_name":[]},{"vulnerable":true,"cpe23Uri":"cpe:2.3:a:codesys:embedded_target_visu_toolkit:*:*:*:*:*:*:*:*","versionStartIncluding":"3.0","versionEndExcluding":"3.5.16.10","cpe_name":[]},{"vulnerable":true,"cpe23Uri":"cpe:2.3:a:codesys:remote_target_visu_toolkit:*:*:*:*:*:*:*:*","versionStartIncluding":"3.0","versionEndExcluding":"3.5.16.10","cpe_name":[]}]}]}},"legacy_mitre":{"record":{"CveYear":"2020","CveId":"15806","Ordinal":"177213","Title":"CVE-2020-15806","CVE":"CVE-2020-15806","Year":"2020"},"notes":[{"CveYear":"2020","CveId":"15806","Ordinal":"1","NoteData":"CODESYS Control runtime system before 3.5.16.10 allows Uncontrolled Memory Allocation.","Type":"Description","Title":null},{"CveYear":"2020","CveId":"15806","Ordinal":"2","NoteData":"2020-07-22","Type":"Other","Title":"Published"},{"CveYear":"2020","CveId":"15806","Ordinal":"3","NoteData":"2020-07-22","Type":"Other","Title":"Modified"}]}}}