{"api_version":"1","generated_at":"2026-04-23T22:08:48+00:00","cve":"CVE-2020-14511","urls":{"html":"https://cve.report/CVE-2020-14511","api":"https://cve.report/api/cve/CVE-2020-14511.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2020-14511","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2020-14511"},"summary":{"title":"CVE-2020-14511","description":"Malicious operation of the crafted web browser cookie may cause a stack-based buffer overflow in the system web server on the EDR-G902 and EDR-G903 Series Routers (versions prior to 5.4).","state":"PUBLIC","assigner":"ics-cert@hq.dhs.gov","published_at":"2020-07-15 13:15:00","updated_at":"2021-09-23 13:19:00"},"problem_types":["CWE-787"],"metrics":[],"references":[{"url":"https://us-cert.cisa.gov/ics/advisories/icsa-20-196-02","name":"https://us-cert.cisa.gov/ics/advisories/icsa-20-196-02","refsource":"MISC","tags":["Third Party Advisory","US Government Resource"],"title":"Moxa EDR-G902 and EDR-G903 Series Routers | CISA","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://www.cve.org/CVERecord?id=CVE-2020-14511","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2020-14511","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[],"timeline":[],"solutions":[],"workarounds":[],"exploits":[],"credits":[],"nvd_cpes":[{"cve_year":"2020","cve_id":"14511","vulnerable":"-1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"h","cpe4":"moxa","cpe5":"edr-g902","cpe6":"-","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2020","cve_id":"14511","vulnerable":"0","versionEndIncluding":"1","cpe1":"cpe","cpe2":"2.3","cpe3":"h","cpe4":"moxa","cpe5":"edr-g902","cpe6":"-","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2020","cve_id":"14511","vulnerable":"-1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"h","cpe4":"moxa","cpe5":"edr-g902-t","cpe6":"-","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2020","cve_id":"14511","vulnerable":"0","versionEndIncluding":"1","cpe1":"cpe","cpe2":"2.3","cpe3":"h","cpe4":"moxa","cpe5":"edr-g902-t","cpe6":"-","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2020","cve_id":"14511","vulnerable":"1","versionEndIncluding":"5.4","cpe1":"cpe","cpe2":"2.3","cpe3":"o","cpe4":"moxa","cpe5":"edr-g902-t_firmware","cpe6":"*","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2020","cve_id":"14511","vulnerable":"1","versionEndIncluding":"5.4","cpe1":"cpe","cpe2":"2.3","cpe3":"o","cpe4":"moxa","cpe5":"edr-g902_firmware","cpe6":"*","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2020","cve_id":"14511","vulnerable":"-1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"h","cpe4":"moxa","cpe5":"edr-g903","cpe6":"-","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2020","cve_id":"14511","vulnerable":"0","versionEndIncluding":"1","cpe1":"cpe","cpe2":"2.3","cpe3":"h","cpe4":"moxa","cpe5":"edr-g903","cpe6":"-","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2020","cve_id":"14511","vulnerable":"-1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"h","cpe4":"moxa","cpe5":"edr-g903-t","cpe6":"-","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2020","cve_id":"14511","vulnerable":"0","versionEndIncluding":"1","cpe1":"cpe","cpe2":"2.3","cpe3":"h","cpe4":"moxa","cpe5":"edr-g903-t","cpe6":"-","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2020","cve_id":"14511","vulnerable":"1","versionEndIncluding":"5.4","cpe1":"cpe","cpe2":"2.3","cpe3":"o","cpe4":"moxa","cpe5":"edr-g903-t_firmware","cpe6":"*","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2020","cve_id":"14511","vulnerable":"1","versionEndIncluding":"5.4","cpe1":"cpe","cpe2":"2.3","cpe3":"o","cpe4":"moxa","cpe5":"edr-g903_firmware","cpe6":"*","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"}],"vendor_comments":[],"enrichments":{"kev":null,"epss":null,"legacy_qids":[{"cve":"CVE-2020-14511","qid":"591263","title":"Moxa EDR-G902 and EDR-G903 Series Routers Stack-based Buffer Overflow Vulnerability (ICSA-20-196-02, MPSA-200502)"}]},"source_records":{"cve_program":{"data_type":"CVE","data_format":"MITRE","data_version":"4.0","CVE_data_meta":{"ID":"CVE-2020-14511","ASSIGNER":"ics-cert@hq.dhs.gov","STATE":"PUBLIC"},"affects":{"vendor":{"vendor_data":[{"vendor_name":"n/a","product":{"product_data":[{"product_name":"EDR-G902 and EDR-G903 Series Routers","version":{"version_data":[{"version_value":"Versions prior to 5.4"}]}}]}}]}},"problemtype":{"problemtype_data":[{"description":[{"lang":"eng","value":"STACK-BASED BUFFER OVERFLOW CWE-121"}]}]},"references":{"reference_data":[{"refsource":"MISC","name":"https://us-cert.cisa.gov/ics/advisories/icsa-20-196-02","url":"https://us-cert.cisa.gov/ics/advisories/icsa-20-196-02"}]},"description":{"description_data":[{"lang":"eng","value":"Malicious operation of the crafted web browser cookie may cause a stack-based buffer overflow in the system web server on the EDR-G902 and EDR-G903 Series Routers (versions prior to 5.4)."}]}},"nvd":{"publishedDate":"2020-07-15 13:15:00","lastModifiedDate":"2021-09-23 13:19:00","problem_types":["CWE-787"],"metrics":{"baseMetricV3":{"cvssV3":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"HIGH","integrityImpact":"HIGH","availabilityImpact":"HIGH","baseScore":9.8,"baseSeverity":"CRITICAL"},"exploitabilityScore":3.9,"impactScore":5.9},"baseMetricV2":{"cvssV2":{"version":"2.0","vectorString":"AV:N/AC:L/Au:N/C:P/I:P/A:P","accessVector":"NETWORK","accessComplexity":"LOW","authentication":"NONE","confidentialityImpact":"PARTIAL","integrityImpact":"PARTIAL","availabilityImpact":"PARTIAL","baseScore":7.5},"severity":"HIGH","exploitabilityScore":10,"impactScore":6.4,"acInsufInfo":false,"obtainAllPrivilege":false,"obtainUserPrivilege":false,"obtainOtherPrivilege":false,"userInteractionRequired":false}},"configurations":{"CVE_data_version":"4.0","nodes":[{"operator":"AND","children":[{"operator":"OR","children":[],"cpe_match":[{"vulnerable":true,"cpe23Uri":"cpe:2.3:o:moxa:edr-g902-t_firmware:*:*:*:*:*:*:*:*","versionEndIncluding":"5.4","cpe_name":[]}]},{"operator":"OR","children":[],"cpe_match":[{"vulnerable":false,"cpe23Uri":"cpe:2.3:h:moxa:edr-g902-t:-:*:*:*:*:*:*:*","cpe_name":[]}]}],"cpe_match":[]},{"operator":"AND","children":[{"operator":"OR","children":[],"cpe_match":[{"vulnerable":true,"cpe23Uri":"cpe:2.3:o:moxa:edr-g902_firmware:*:*:*:*:*:*:*:*","versionEndIncluding":"5.4","cpe_name":[]}]},{"operator":"OR","children":[],"cpe_match":[{"vulnerable":false,"cpe23Uri":"cpe:2.3:h:moxa:edr-g902:-:*:*:*:*:*:*:*","cpe_name":[]}]}],"cpe_match":[]},{"operator":"AND","children":[{"operator":"OR","children":[],"cpe_match":[{"vulnerable":true,"cpe23Uri":"cpe:2.3:o:moxa:edr-g903-t_firmware:*:*:*:*:*:*:*:*","versionEndIncluding":"5.4","cpe_name":[]}]},{"operator":"OR","children":[],"cpe_match":[{"vulnerable":false,"cpe23Uri":"cpe:2.3:h:moxa:edr-g903-t:-:*:*:*:*:*:*:*","cpe_name":[]}]}],"cpe_match":[]},{"operator":"AND","children":[{"operator":"OR","children":[],"cpe_match":[{"vulnerable":true,"cpe23Uri":"cpe:2.3:o:moxa:edr-g903_firmware:*:*:*:*:*:*:*:*","versionEndIncluding":"5.4","cpe_name":[]}]},{"operator":"OR","children":[],"cpe_match":[{"vulnerable":false,"cpe23Uri":"cpe:2.3:h:moxa:edr-g903:-:*:*:*:*:*:*:*","cpe_name":[]}]}],"cpe_match":[]}]}},"legacy_mitre":{"record":{"CveYear":"2020","CveId":"14511","Ordinal":"175888","Title":"CVE-2020-14511","CVE":"CVE-2020-14511","Year":"2020"},"notes":[{"CveYear":"2020","CveId":"14511","Ordinal":"1","NoteData":"Malicious operation of the crafted web browser cookie may cause a stack-based buffer overflow in the system web server on the EDR-G902 and EDR-G903 Series Routers (versions prior to 5.4).","Type":"Description","Title":null},{"CveYear":"2020","CveId":"14511","Ordinal":"2","NoteData":"2020-07-15","Type":"Other","Title":"Published"},{"CveYear":"2020","CveId":"14511","Ordinal":"3","NoteData":"2020-07-15","Type":"Other","Title":"Modified"}]}}}