{"api_version":"1","generated_at":"2026-04-23T09:25:25+00:00","cve":"CVE-2023-42782","urls":{"html":"https://cve.report/CVE-2023-42782","api":"https://cve.report/api/cve/CVE-2023-42782.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2023-42782","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2023-42782"},"summary":{"title":"CVE-2023-42782","description":"A insufficient verification of data authenticity vulnerability [CWE-345] in FortiAnalyzer version 7.4.0 and below 7.2.3 allows a remote unauthenticated attacker to send messages to the syslog server of FortiAnalyzer via the knoweldge of an authorized device serial number.","state":"PUBLIC","assigner":"psirt@fortinet.com","published_at":"2023-10-10 17:15:00","updated_at":"2023-11-07 04:21:00"},"problem_types":["CWE-345"],"metrics":[],"references":[{"url":"https://fortiguard.com/psirt/FG-IR-23-221","name":"https://fortiguard.com/psirt/FG-IR-23-221","refsource":"MISC","tags":[],"title":"PSIRT Advisories | FortiGuard","mime":"text/html","httpstatus":"200","archivestatus":"404"},{"url":"https://www.cve.org/CVERecord?id=CVE-2023-42782","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2023-42782","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[],"timeline":[],"solutions":[],"workarounds":[],"exploits":[],"credits":[],"nvd_cpes":[{"cve_year":"2023","cve_id":"42782","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"fortinet","cpe5":"fortianalyzer","cpe6":"7.4.0","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2023","cve_id":"42782","vulnerable":"1","versionEndIncluding":"6.2.12","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"fortinet","cpe5":"fortianalyzer","cpe6":"*","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2023","cve_id":"42782","vulnerable":"1","versionEndIncluding":"6.4.13","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"fortinet","cpe5":"fortianalyzer","cpe6":"*","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2023","cve_id":"42782","vulnerable":"1","versionEndIncluding":"7.0.9","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"fortinet","cpe5":"fortianalyzer","cpe6":"*","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2023","cve_id":"42782","vulnerable":"1","versionEndIncluding":"7.2.3","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"fortinet","cpe5":"fortianalyzer","cpe6":"*","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"}],"vendor_comments":[],"enrichments":{"kev":null,"epss":null,"legacy_qids":[{"cve":"CVE-2023-42782","qid":"379129","title":"Fortinet FortiAnalyzer and FortiManager Multiple Vulnerabilities (FG-IR-23-201) (FG-IR-23-187)"}]},"source_records":{"cve_program":{"data_version":"4.0","data_type":"CVE","data_format":"MITRE","CVE_data_meta":{"ID":"CVE-2023-42782","ASSIGNER":"psirt@fortinet.com","STATE":"PUBLIC"},"description":{"description_data":[{"lang":"eng","value":"A insufficient verification of data authenticity vulnerability [CWE-345] in FortiAnalyzer version 7.4.0 and below 7.2.3 allows a remote unauthenticated attacker to send messages to the syslog server of FortiAnalyzer via the knoweldge of an authorized device serial number."}]},"problemtype":{"problemtype_data":[{"description":[{"lang":"eng","value":"Improper access control","cweId":"CWE-345"}]}]},"affects":{"vendor":{"vendor_data":[{"vendor_name":"Fortinet","product":{"product_data":[{"product_name":"FortiAnalyzer","version":{"version_data":[{"version_affected":"=","version_value":"7.4.0"},{"version_affected":"<=","version_name":"7.2.0","version_value":"7.2.3"},{"version_affected":"<=","version_name":"7.0.0","version_value":"7.0.9"},{"version_affected":"<=","version_name":"6.4.0","version_value":"6.4.13"},{"version_affected":"<=","version_name":"6.2.0","version_value":"6.2.12"}]}}]}}]}},"references":{"reference_data":[{"url":"https://fortiguard.com/psirt/FG-IR-23-221","refsource":"MISC","name":"https://fortiguard.com/psirt/FG-IR-23-221"}]},"solution":[{"lang":"en","value":"Please upgrade to FortiAnalyzer version 7.4.1 or above\r\nPlease upgrade to FortiAnalyzer version 7.2.4 or above\n\r\nAND \nConfigure the \"un-encrypted-logging\" option to disable receiving syslog without encryption through UDP(514) or TCP(514).\nconfig system log setting\r\n    set un-encrypted-logging disable"}],"impact":{"cvss":[{"version":"3.1","attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"NONE","baseScore":5,"baseSeverity":"MEDIUM","confidentialityImpact":"NONE","integrityImpact":"LOW","privilegesRequired":"NONE","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N/E:P/RL:X/RC:C"}]}},"nvd":{"publishedDate":"2023-10-10 17:15:00","lastModifiedDate":"2023-11-07 04:21:00","problem_types":["CWE-345"],"metrics":{"baseMetricV3":{"cvssV3":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"NONE","integrityImpact":"LOW","availabilityImpact":"NONE","baseScore":5.3,"baseSeverity":"MEDIUM"},"exploitabilityScore":3.9,"impactScore":1.4}},"configurations":{"CVE_data_version":"4.0","nodes":[{"operator":"OR","children":[],"cpe_match":[{"vulnerable":true,"cpe23Uri":"cpe:2.3:a:fortinet:fortianalyzer:*:*:*:*:*:*:*:*","versionStartIncluding":"6.2.0","versionEndIncluding":"6.2.12","cpe_name":[]},{"vulnerable":true,"cpe23Uri":"cpe:2.3:a:fortinet:fortianalyzer:7.4.0:*:*:*:*:*:*:*","cpe_name":[]},{"vulnerable":true,"cpe23Uri":"cpe:2.3:a:fortinet:fortianalyzer:*:*:*:*:*:*:*:*","versionStartIncluding":"7.2.0","versionEndIncluding":"7.2.3","cpe_name":[]},{"vulnerable":true,"cpe23Uri":"cpe:2.3:a:fortinet:fortianalyzer:*:*:*:*:*:*:*:*","versionStartIncluding":"7.0.0","versionEndIncluding":"7.0.9","cpe_name":[]},{"vulnerable":true,"cpe23Uri":"cpe:2.3:a:fortinet:fortianalyzer:*:*:*:*:*:*:*:*","versionStartIncluding":"6.4.0","versionEndIncluding":"6.4.13","cpe_name":[]}]}]}},"legacy_mitre":{"record":null,"notes":[]}}}