{"api_version":"1","generated_at":"2026-07-23T07:39:05+00:00","cve":"CVE-2014-4860","urls":{"html":"https://cve.report/CVE-2014-4860","api":"https://cve.report/api/cve/CVE-2014-4860.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2014-4860","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2014-4860"},"summary":{"title":"CVE-2014-4860","description":"Multiple integer overflows in the Pre-EFI Initialization (PEI) boot phase in the Capsule Update feature in the UEFI implementation in EDK2 allow physically proximate attackers to bypass intended access restrictions by providing crafted data that is not properly handled during the coalescing phase.","state":"PUBLIC","assigner":"cert@cert.org","published_at":"2020-01-31 16:15:00","updated_at":"2020-02-07 17:43:00"},"problem_types":["CWE-190"],"metrics":[],"references":[{"url":"http://www.kb.cert.org/vuls/id/552286","name":"http://www.kb.cert.org/vuls/id/552286","refsource":"MISC","tags":["Third Party Advisory","US Government Resource"],"title":"Vulnerability Note VU#552286 - UEFI EDK2 Capsule Update vulnerabilities","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://www.cve.org/CVERecord?id=CVE-2014-4860","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2014-4860","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[],"timeline":[],"solutions":[],"workarounds":[],"exploits":[],"credits":[],"nvd_cpes":[{"cve_year":"2014","cve_id":"4860","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"tianocore","cpe5":"edk2","cpe6":"-","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2014","cve_id":"4860","vulnerable":"1","versionEndIncluding":"1","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"tianocore","cpe5":"edk2","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":"cert@cert.org","ID":"CVE-2014-4860","STATE":"PUBLIC"},"data_format":"MITRE","data_type":"CVE","data_version":"4.0","description":{"description_data":[{"lang":"eng","value":"Multiple integer overflows in the Pre-EFI Initialization (PEI) boot phase in the Capsule Update feature in the UEFI implementation in EDK2 allow physically proximate attackers to bypass intended access restrictions by providing crafted data that is not properly handled during the coalescing phase."}]},"problemtype":{"problemtype_data":[{"description":[{"lang":"eng","value":"Other"}]}]},"affects":{"vendor":{"vendor_data":[{"vendor_name":"Phoenix Technologies Ltd.","product":{"product_data":[{"product_name":"SCT3","version":{"version_data":[{"version_value":"before 5/23/2014"}]}}]}},{"vendor_name":"American Megatrends Incorporated (AMI)","product":{"product_data":[{"product_name":"BIOS","version":{"version_data":[{"version_value":"unknown"}]}}]}}]}},"references":{"reference_data":[{"refsource":"MISC","name":"http://www.kb.cert.org/vuls/id/552286","url":"http://www.kb.cert.org/vuls/id/552286"}]}},"nvd":{"publishedDate":"2020-01-31 16:15:00","lastModifiedDate":"2020-02-07 17:43:00","problem_types":["CWE-190"],"metrics":{"baseMetricV3":{"cvssV3":{"version":"3.1","vectorString":"CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","attackVector":"PHYSICAL","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"HIGH","integrityImpact":"HIGH","availabilityImpact":"HIGH","baseScore":6.8,"baseSeverity":"MEDIUM"},"exploitabilityScore":0.9,"impactScore":5.9},"baseMetricV2":{"cvssV2":{"version":"2.0","vectorString":"AV:L/AC:L/Au:N/C:C/I:C/A:C","accessVector":"LOCAL","accessComplexity":"LOW","authentication":"NONE","confidentialityImpact":"COMPLETE","integrityImpact":"COMPLETE","availabilityImpact":"COMPLETE","baseScore":7.2},"severity":"HIGH","exploitabilityScore":3.9,"impactScore":10,"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:tianocore:edk2:-:*:*:*:*:*:*:*","cpe_name":[]}]}]}},"legacy_mitre":{"record":{"CveYear":"2014","CveId":"4860","Ordinal":"71833","Title":"CVE-2014-4860","CVE":"CVE-2014-4860","Year":"2014"},"notes":[{"CveYear":"2014","CveId":"4860","Ordinal":"1","NoteData":"Multiple integer overflows in the Pre-EFI Initialization (PEI) boot phase in the Capsule Update feature in the UEFI implementation in EDK2 allow physically proximate attackers to bypass intended access restrictions by providing crafted data that is not properly handled during the coalescing phase.","Type":"Description","Title":null},{"CveYear":"2014","CveId":"4860","Ordinal":"2","NoteData":"2020-01-31","Type":"Other","Title":"Published"},{"CveYear":"2014","CveId":"4860","Ordinal":"3","NoteData":"2020-01-31","Type":"Other","Title":"Modified"}]}}}