CVE-2021-2443

HighCVSS 7.3/10Last modified Jun 17, 2026

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).

Metrics

CVSS 3.1 7.3/10CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:L/I:L/A:H

Affected software

No affected versions have been published.

Timeline

Published
Jul 21, 2021
Last modified
Jun 17, 2026
NVD status
Modified

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CVE-2021-2443: High severity, CVSS 7.3 | Vulnix