{"api_version":"1","generated_at":"2026-07-23T14:32:29+00:00","cve":"CVE-2021-3451","urls":{"html":"https://cve.report/CVE-2021-3451","api":"https://cve.report/api/cve/CVE-2021-3451.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2021-3451","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2021-3451"},"summary":{"title":"CVE-2021-3451","description":"A denial of service vulnerability was reported in Lenovo PCManager, prior to version 3.0.400.3252, that could allow configuration files to be written to non-standard locations.","state":"PUBLIC","assigner":"psirt@lenovo.com","published_at":"2021-04-27 16:15:00","updated_at":"2021-05-06 12:47:00"},"problem_types":["CWE-276"],"metrics":[],"references":[{"url":"https://iknow.lenovo.com.cn/detail/dc_196156.html","name":"https://iknow.lenovo.com.cn/detail/dc_196156.html","refsource":"MISC","tags":[],"title":"联想中国(Lenovo China)联想知识库","mime":"text/html","httpstatus":"200","archivestatus":"404"},{"url":"https://www.cve.org/CVERecord?id=CVE-2021-3451","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-3451","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[],"timeline":[],"solutions":[],"workarounds":[],"exploits":[],"credits":[{"source":"LEGACY","value":"Lenovo thanks She ZhenHua for reporting this issue.","lang":""}],"nvd_cpes":[{"cve_year":"2021","cve_id":"3451","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"lenovo","cpe5":"pcmanager","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":"psirt@lenovo.com","ID":"CVE-2021-3451","STATE":"PUBLIC"},"affects":{"vendor":{"vendor_data":[{"product":{"product_data":[{"product_name":"PCManager","version":{"version_data":[{"version_affected":"<","version_value":"3.0.400.3252 "}]}}]},"vendor_name":"Lenovo"}]}},"credit":[{"lang":"eng","value":"Lenovo thanks She ZhenHua for reporting this issue."}],"data_format":"MITRE","data_type":"CVE","data_version":"4.0","description":{"description_data":[{"lang":"eng","value":"A denial of service vulnerability was reported in Lenovo PCManager, prior to version 3.0.400.3252, that could allow configuration files to be written to non-standard locations."}]},"generator":{"engine":"Vulnogram 0.0.9"},"impact":{"cvss":{"attackComplexity":"LOW","attackVector":"LOCAL","availabilityImpact":"HIGH","baseScore":5.5,"baseSeverity":"MEDIUM","confidentialityImpact":"NONE","integrityImpact":"NONE","privilegesRequired":"LOW","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","version":"3.1"}},"problemtype":{"problemtype_data":[{"description":[{"lang":"eng","value":"CWE-276 Incorrect Default Permissions"}]}]},"references":{"reference_data":[{"refsource":"MISC","url":"https://iknow.lenovo.com.cn/detail/dc_196156.html","name":"https://iknow.lenovo.com.cn/detail/dc_196156.html"}]},"solution":[{"lang":"eng","value":"Update to Lenovo PCManager version 3.0.400.3252 (or later)."}],"source":{"advisory":"LEN-57178","discovery":"UNKNOWN"}},"nvd":{"publishedDate":"2021-04-27 16:15:00","lastModifiedDate":"2021-05-06 12:47:00","problem_types":["CWE-276"],"metrics":{"baseMetricV3":{"cvssV3":{"version":"3.1","vectorString":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","attackVector":"LOCAL","attackComplexity":"LOW","privilegesRequired":"LOW","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"NONE","integrityImpact":"NONE","availabilityImpact":"HIGH","baseScore":5.5,"baseSeverity":"MEDIUM"},"exploitabilityScore":1.8,"impactScore":3.6},"baseMetricV2":{"cvssV2":{"version":"2.0","vectorString":"AV:L/AC:L/Au:N/C:N/I:N/A:P","accessVector":"LOCAL","accessComplexity":"LOW","authentication":"NONE","confidentialityImpact":"NONE","integrityImpact":"NONE","availabilityImpact":"PARTIAL","baseScore":2.1},"severity":"LOW","exploitabilityScore":3.9,"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:lenovo:pcmanager:*:*:*:*:*:*:*:*","versionEndExcluding":"3.0.400.3252","cpe_name":[]}]}]}},"legacy_mitre":{"record":{"CveYear":"2021","CveId":"3451","Ordinal":"204129","Title":"CVE-2021-3451","CVE":"CVE-2021-3451","Year":"2021"},"notes":[{"CveYear":"2021","CveId":"3451","Ordinal":"1","NoteData":"A denial of service vulnerability was reported in Lenovo PCManager, prior to version 3.0.400.3252, that could allow configuration files to be written to non-standard locations.","Type":"Description","Title":null},{"CveYear":"2021","CveId":"3451","Ordinal":"2","NoteData":"2021-04-27","Type":"Other","Title":"Published"},{"CveYear":"2021","CveId":"3451","Ordinal":"3","NoteData":"2021-04-27","Type":"Other","Title":"Modified"}]}}}