{"api_version":"1","generated_at":"2026-07-23T23:03:15+00:00","cve":"CVE-2021-2443","urls":{"html":"https://cve.report/CVE-2021-2443","api":"https://cve.report/api/cve/CVE-2021-2443.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2021-2443","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2021-2443"},"summary":{"title":"CVE-2021-2443","description":"Vulnerability in the Oracle VM VirtualBox product of Oracle Virtualization (component: Core). The supported version that is affected is Prior to 6.1.24. Easily exploitable vulnerability allows high privileged attacker with logon to the infrastructure where Oracle VM VirtualBox executes to compromise Oracle VM VirtualBox. While the vulnerability is in Oracle VM VirtualBox, attacks may significantly impact additional products. Successful attacks of this vulnerability can result in unauthorized ability to cause a hang or frequently repeatable crash (complete DOS) of Oracle VM VirtualBox as well as unauthorized update, insert or delete access to some of Oracle VM VirtualBox accessible data and unauthorized read access to a subset of Oracle VM VirtualBox accessible data. Note: This vulnerability applies to Solaris x86 and Linux systems only. CVSS 3.1 Base Score 7.3 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:L/I:L/A:H).","state":"PUBLIC","assigner":"secalert_us@oracle.com","published_at":"2021-07-21 15:16:00","updated_at":"2022-09-22 20:58:00"},"problem_types":["NVD-CWE-noinfo"],"metrics":[],"references":[{"url":"https://www.oracle.com/security-alerts/cpujul2021.html","name":"https://www.oracle.com/security-alerts/cpujul2021.html","refsource":"MISC","tags":[],"title":"Oracle Critical Patch Update Advisory - July 2021","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://security.gentoo.org/glsa/202208-36","name":"GLSA-202208-36","refsource":"GENTOO","tags":[],"title":"Oracle VirtualBox: Multiple Vulnerabilities (GLSA 202208-36) — Gentoo security","mime":"text/html","httpstatus":"200","archivestatus":"404"},{"url":"https://www.cve.org/CVERecord?id=CVE-2021-2443","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-2443","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[],"timeline":[],"solutions":[],"workarounds":[],"exploits":[],"credits":[],"nvd_cpes":[{"cve_year":"2021","cve_id":"2443","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"oracle","cpe5":"vm_virtualbox","cpe6":"*","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"}],"vendor_comments":[],"enrichments":{"kev":null,"epss":null,"legacy_qids":[{"cve":"CVE-2021-2443","qid":"375736","title":"Oracle VM VirtualBox Multiple Vulnerabilities(CPUJUL2021)"},{"cve":"CVE-2021-2443","qid":"710611","title":"Gentoo Linux Oracle VirtualBox Multiple Vulnerabilities (GLSA 202208-36)"},{"cve":"CVE-2021-2443","qid":"750914","title":"OpenSUSE Security Update for virtualbox (openSUSE-SU-2021:1092-1)"},{"cve":"CVE-2021-2443","qid":"750940","title":"OpenSUSE Security Update for virtualbox (openSUSE-SU-2021:1114-1)"}]},"source_records":{"cve_program":{"data_type":"CVE","data_format":"MITRE","data_version":"4.0","CVE_data_meta":{"ASSIGNER":"secalert_us@oracle.com","ID":"CVE-2021-2443","STATE":"PUBLIC"},"affects":{"vendor":{"vendor_data":[{"product":{"product_data":[{"product_name":"VM VirtualBox","version":{"version_data":[{"version_value":"6.1.24","version_affected":"<"}]}}]},"vendor_name":"Oracle Corporation"}]}},"description":{"description_data":[{"lang":"eng","value":"Vulnerability in the Oracle VM VirtualBox product of Oracle Virtualization (component: Core). The supported version that is affected is Prior to 6.1.24. Easily exploitable vulnerability allows high privileged attacker with logon to the infrastructure where Oracle VM VirtualBox executes to compromise Oracle VM VirtualBox. While the vulnerability is in Oracle VM VirtualBox, attacks may significantly impact additional products. Successful attacks of this vulnerability can result in unauthorized ability to cause a hang or frequently repeatable crash (complete DOS) of Oracle VM VirtualBox as well as unauthorized update, insert or delete access to some of Oracle VM VirtualBox accessible data and unauthorized read access to a subset of Oracle VM VirtualBox accessible data. Note: This vulnerability applies to Solaris x86 and Linux systems only. CVSS 3.1 Base Score 7.3 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:L/I:L/A:H)."}]},"impact":{"cvss":{"baseScore":"7.3","vectorString":"CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:L/I:L/A:H","version":"3.1"}},"problemtype":{"problemtype_data":[{"description":[{"lang":"eng","value":"Easily exploitable vulnerability allows high privileged attacker with logon to the infrastructure where Oracle VM VirtualBox executes to compromise Oracle VM VirtualBox.  While the vulnerability is in Oracle VM VirtualBox, attacks may significantly impact additional products.  Successful attacks of this vulnerability can result in unauthorized ability to cause a hang or frequently repeatable crash (complete DOS) of Oracle VM VirtualBox as well as  unauthorized update, insert or delete access to some of Oracle VM VirtualBox accessible data and  unauthorized read access to a subset of Oracle VM VirtualBox accessible data."}]}]},"references":{"reference_data":[{"url":"https://www.oracle.com/security-alerts/cpujul2021.html","refsource":"MISC","name":"https://www.oracle.com/security-alerts/cpujul2021.html"},{"refsource":"GENTOO","name":"GLSA-202208-36","url":"https://security.gentoo.org/glsa/202208-36"}]}},"nvd":{"publishedDate":"2021-07-21 15:16:00","lastModifiedDate":"2022-09-22 20:58:00","problem_types":["NVD-CWE-noinfo"],"metrics":{"baseMetricV3":{"cvssV3":{"version":"3.1","vectorString":"CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:L/I:L/A:H","attackVector":"LOCAL","attackComplexity":"LOW","privilegesRequired":"HIGH","userInteraction":"NONE","scope":"CHANGED","confidentialityImpact":"LOW","integrityImpact":"LOW","availabilityImpact":"HIGH","baseScore":7.3,"baseSeverity":"HIGH"},"exploitabilityScore":1.5,"impactScore":5.3},"baseMetricV2":{"cvssV2":{"version":"2.0","vectorString":"AV:L/AC:L/Au:N/C:P/I:P/A:P","accessVector":"LOCAL","accessComplexity":"LOW","authentication":"NONE","confidentialityImpact":"PARTIAL","integrityImpact":"PARTIAL","availabilityImpact":"PARTIAL","baseScore":4.6},"severity":"MEDIUM","exploitabilityScore":3.9,"impactScore":6.4,"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:oracle:vm_virtualbox:*:*:*:*:*:*:*:*","versionEndExcluding":"6.1.24","cpe_name":[]}]}]}},"legacy_mitre":{"record":{"CveYear":"2021","CveId":"2443","Ordinal":"193552","Title":"CVE-2021-2443","CVE":"CVE-2021-2443","Year":"2021"},"notes":[{"CveYear":"2021","CveId":"2443","Ordinal":"1","NoteData":"Vulnerability in the Oracle VM VirtualBox product of Oracle Virtualization (component: Core). The supported version that is affected is Prior to 6.1.24. Easily exploitable vulnerability allows high privileged attacker with logon to the infrastructure where Oracle VM VirtualBox executes to compromise Oracle VM VirtualBox. While the vulnerability is in Oracle VM VirtualBox, attacks may significantly impact additional products. Successful attacks of this vulnerability can result in unauthorized ability to cause a hang or frequently repeatable crash (complete DOS) of Oracle VM VirtualBox as well as unauthorized update, insert or delete access to some of Oracle VM VirtualBox accessible data and unauthorized read access to a subset of Oracle VM VirtualBox accessible data. Note: This vulnerability applies to Solaris x86 and Linux systems only. CVSS 3.1 Base Score 7.3 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:L/I:L/A:H).","Type":"Description","Title":null},{"CveYear":"2021","CveId":"2443","Ordinal":"2","NoteData":"2021-07-20","Type":"Other","Title":"Published"},{"CveYear":"2021","CveId":"2443","Ordinal":"3","NoteData":"2021-07-20","Type":"Other","Title":"Modified"}]}}}