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Medium severity4.4NVD Advisory· Published Jan 20, 2021· Updated Jun 17, 2026

CVE-2021-2127

CVE-2021-2127

Description

Vulnerability in the Oracle VM VirtualBox product of Oracle Virtualization (component: Core). The supported version that is affected is Prior to 6.1.18. Easily exploitable vulnerability allows high privileged attacker with logon to the infrastructure where Oracle VM VirtualBox executes to compromise Oracle VM VirtualBox. Successful attacks of this vulnerability can result in unauthorized ability to cause a hang or frequently repeatable crash (complete DOS) of Oracle VM VirtualBox. CVSS 3.1 Base Score 4.4 (Availability impacts). CVSS Vector: (CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H).

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Affected products

3
  • Oracle Corporation/VM Virtualbox3 versions
    cpe:2.3:a:oracle:vm_virtualbox:*:*:*:*:*:*:*:*+ 2 more
    • cpe:2.3:a:oracle:vm_virtualbox:*:*:*:*:*:*:*:*range: <6.1.18
    • (no CPE)range: <6.1.18
    • (no CPE)range: unspecified

Patches

Vulnerability mechanics

References

2

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