{"api_version":"1","generated_at":"2026-07-24T21:29:20+00:00","cve":"CVE-2021-43072","urls":{"html":"https://cve.report/CVE-2021-43072","api":"https://cve.report/api/cve/CVE-2021-43072.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2021-43072","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2021-43072"},"summary":{"title":"CVE-2021-43072","description":"A buffer copy without checking size of input ('classic buffer overflow') in Fortinet FortiAnalyzer version 7.0.2 and below, version 6.4.7 and below, version 6.2.9 and below, version 6.0.11 and below, version 5.6.11 and below, FortiManager version 7.0.2 and below, version 6.4.7 and below, version 6.2.9 and below, version 6.0.11 and below, version 5.6.11 and below, FortiOS version 7.0.0 through 7.0.4, 6.4.0 through 6.4.8, 6.2.0 through 6.2.10, 6.0.x and FortiProxy version 7.0.0 through 7.0.3, 2.0.0 through 2.0.8, 1.2.x, 1.1.x and 1.0.x allows attacker to execute unauthorized code or commands via crafted CLI `execute restore image` and `execute certificate remote` operations with the tFTP protocol.","state":"PUBLIC","assigner":"psirt@fortinet.com","published_at":"2023-07-18 03:15:00","updated_at":"2023-11-07 03:39:00"},"problem_types":["CWE-120"],"metrics":[],"references":[{"url":"https://www.fortiguard.com/psirt/FG-IR-21-206","name":"https://www.fortiguard.com/psirt/FG-IR-21-206","refsource":"MISC","tags":["Vendor Advisory"],"title":"PSIRT Advisories | FortiGuard","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://fortiguard.com/advisory/FG-IR-21-206","name":"https://fortiguard.com/advisory/FG-IR-21-206","refsource":"MISC","tags":[],"title":"FortiGuard","mime":"text/html","httpstatus":"200","archivestatus":"404"},{"url":"https://www.cve.org/CVERecord?id=CVE-2021-43072","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-43072","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[],"timeline":[],"solutions":[],"workarounds":[],"exploits":[],"credits":[],"nvd_cpes":[{"cve_year":"2021","cve_id":"43072","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"fortinet","cpe5":"fortianalyzer","cpe6":"*","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2021","cve_id":"43072","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"fortinet","cpe5":"fortimanager","cpe6":"*","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2021","cve_id":"43072","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"o","cpe4":"fortinet","cpe5":"fortios","cpe6":"*","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2021","cve_id":"43072","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"fortinet","cpe5":"fortiproxy","cpe6":"*","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"}],"vendor_comments":[],"enrichments":{"kev":null,"epss":null,"legacy_qids":[{"cve":"CVE-2021-43072","qid":"376856","title":"Fortinet FortiAnalyzer, FortiManager and FortiOS Buffer Overflow Vulnerability (FG-IR-21-206)"},{"cve":"CVE-2021-43072","qid":"44041","title":"Fortinet FortiOS Buffer Overflow Vulnerability (FG-IR-21-206) (Unauthenticated check)"}]},"source_records":{"cve_program":{"data_version":"4.0","data_type":"CVE","data_format":"MITRE","CVE_data_meta":{"ID":"CVE-2021-43072","ASSIGNER":"psirt@fortinet.com","STATE":"PUBLIC"},"description":{"description_data":[{"lang":"eng","value":"A buffer copy without checking size of input ('classic buffer overflow') in Fortinet FortiAnalyzer version 7.0.2 and below, version 6.4.7 and below, version 6.2.9 and below, version 6.0.11 and below, version 5.6.11 and below, FortiManager version 7.0.2 and below, version 6.4.7 and below, version 6.2.9 and below, version 6.0.11 and below, version 5.6.11 and below, FortiOS version 7.0.0 through 7.0.4, 6.4.0 through 6.4.8, 6.2.0 through 6.2.10, 6.0.x and FortiProxy version 7.0.0 through 7.0.3, 2.0.0 through 2.0.8, 1.2.x, 1.1.x and 1.0.x allows attacker to execute unauthorized code or commands via crafted CLI `execute restore image` and `execute certificate remote` operations with the tFTP protocol."}]},"problemtype":{"problemtype_data":[{"description":[{"lang":"eng","value":"Execute unauthorized code or commands","cweId":"CWE-120"}]}]},"affects":{"vendor":{"vendor_data":[{"vendor_name":"Fortinet","product":{"product_data":[{"product_name":"FortiAnalyzer","version":{"version_data":[{"version_affected":"<=","version_name":"7.0.0","version_value":"7.0.2"},{"version_affected":"<=","version_name":"6.4.0","version_value":"6.4.7"},{"version_affected":"<=","version_name":"6.2.0","version_value":"6.2.11"},{"version_affected":"<=","version_name":"6.0.0","version_value":"6.0.12"},{"version_affected":"<=","version_name":"5.6.0","version_value":"5.6.11"}]}},{"product_name":"FortiManager","version":{"version_data":[{"version_affected":"<=","version_name":"7.0.0","version_value":"7.0.2"},{"version_affected":"<=","version_name":"6.4.0","version_value":"6.4.7"},{"version_affected":"<=","version_name":"6.2.0","version_value":"6.2.11"},{"version_affected":"<=","version_name":"6.0.0","version_value":"6.0.12"},{"version_affected":"<=","version_name":"5.6.0","version_value":"5.6.11"}]}}]}}]}},"references":{"reference_data":[{"url":"https://fortiguard.com/advisory/FG-IR-21-206","refsource":"MISC","name":"https://fortiguard.com/advisory/FG-IR-21-206"}]},"solution":[{"lang":"en","value":"Please upgrade to FortiManager version 7.0.3 or above Please upgrade to FortiManager version 6.4.8 or above Please upgrade to FortiAnalyzer version 7.0.3 or above Please upgrade to FortiAnalyzer version 6.4.8 or above Please upgrade to FortiOS version 7.2.0 or above Please upgrade to FortiOS version 7.0.6 or above Please upgrade to FortiOS version 6.4.9 or above Please upgrade to FortiOS version 6.2.11 or above Please upgrade to FortiProxy version 7.0.4 or above Please upgrade to FortiProxy version 2.0.9 or above "}],"impact":{"cvss":[{"version":"3.1","attackComplexity":"LOW","attackVector":"LOCAL","availabilityImpact":"HIGH","baseScore":6.3,"baseSeverity":"HIGH","confidentialityImpact":"HIGH","integrityImpact":"HIGH","privilegesRequired":"HIGH","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H/E:P/RL:X/RC:C"}]}},"nvd":{"publishedDate":"2023-07-18 03:15:00","lastModifiedDate":"2023-11-07 03:39:00","problem_types":["CWE-120"],"metrics":{"baseMetricV3":{"cvssV3":{"version":"3.1","vectorString":"CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H","attackVector":"LOCAL","attackComplexity":"LOW","privilegesRequired":"HIGH","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"HIGH","integrityImpact":"HIGH","availabilityImpact":"HIGH","baseScore":6.7,"baseSeverity":"MEDIUM"},"exploitabilityScore":0.8,"impactScore":5.9}},"configurations":{"CVE_data_version":"4.0","nodes":[{"operator":"OR","children":[],"cpe_match":[{"vulnerable":true,"cpe23Uri":"cpe:2.3:a:fortinet:fortianalyzer:*:*:*:*:*:*:*:*","versionStartIncluding":"7.0.0","versionEndExcluding":"7.0.3","cpe_name":[]},{"vulnerable":true,"cpe23Uri":"cpe:2.3:a:fortinet:fortimanager:*:*:*:*:*:*:*:*","versionStartIncluding":"7.0.0","versionEndExcluding":"7.0.3","cpe_name":[]},{"vulnerable":true,"cpe23Uri":"cpe:2.3:o:fortinet:fortios:*:*:*:*:*:*:*:*","versionStartIncluding":"6.4.0","versionEndExcluding":"6.4.9","cpe_name":[]},{"vulnerable":true,"cpe23Uri":"cpe:2.3:o:fortinet:fortios:*:*:*:*:*:*:*:*","versionStartIncluding":"7.0.0","versionEndExcluding":"7.0.6","cpe_name":[]},{"vulnerable":true,"cpe23Uri":"cpe:2.3:o:fortinet:fortios:*:*:*:*:*:*:*:*","versionStartIncluding":"6.0.0","versionEndExcluding":"6.2.11","cpe_name":[]},{"vulnerable":true,"cpe23Uri":"cpe:2.3:a:fortinet:fortiproxy:*:*:*:*:*:*:*:*","versionStartIncluding":"7.0.0","versionEndExcluding":"7.0.4","cpe_name":[]},{"vulnerable":true,"cpe23Uri":"cpe:2.3:a:fortinet:fortiproxy:*:*:*:*:*:*:*:*","versionStartIncluding":"1.0.0","versionEndExcluding":"2.0.9","cpe_name":[]},{"vulnerable":true,"cpe23Uri":"cpe:2.3:a:fortinet:fortianalyzer:*:*:*:*:*:*:*:*","versionStartIncluding":"5.6.0","versionEndExcluding":"6.4.8","cpe_name":[]},{"vulnerable":true,"cpe23Uri":"cpe:2.3:a:fortinet:fortimanager:*:*:*:*:*:*:*:*","versionStartIncluding":"5.6.0","versionEndExcluding":"6.4.8","cpe_name":[]}]}]}},"legacy_mitre":{"record":{"CveYear":"2021","CveId":"43072","Ordinal":"219612","Title":"CVE-2021-43072","CVE":"CVE-2021-43072","Year":"2021"},"notes":[{"CveYear":"2021","CveId":"43072","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}]}}}