VDB

CVE-2021-2443

CVE-2021-2443 PUBLISHED

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).

EPSS 0.05% · 16.9th percentile

Risk Scores

EPSS Score
0.05%
16.9th percentile

Affected Products

VendorProductVersions
Ubuntu:20.04:LTSvirtualbox6.1.2-dfsg-1, 6.1.0-dfsg-3build2, 6.1.0-dfsg-3build1
Ubuntu:22.04:LTSvirtualbox*, 0, 6.1.26-dfsg-4
Ubuntu:25.10virtualbox7.1.10-dfsg-1, 7.1.12-dfsg-2, 7.2.0-dfsg-2
Ubuntu:24.04:LTSvirtualbox*, *, 7.0.16-dfsg-2ubuntu1.1
Ubuntu:18.04:LTSvirtualbox5.2.18-dfsg-2~ubuntu18.04.1, 0, 5.1.30-dfsg-1
Ubuntu:16.04:LTSvirtualbox0, *, *

Timeline

  • Jul 20, 2021 CVE Published
  • Jul 21, 2021 EPSS Score
  • Sep 18, 2021 EPSS Score
  • Nov 17, 2021 EPSS Score
  • Jan 6, 2022 EPSS Score
  • Jan 15, 2022 EPSS Score
  • Apr 1, 2022 EPSS Score
  • May 14, 2022 EPSS Score
  • Jul 12, 2022 EPSS Score
  • Sep 11, 2022 EPSS Score
  • Nov 9, 2022 EPSS Score
  • Jan 8, 2023 EPSS Score
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