Out-of-bounds Read in Oracle Vm Virtualbox
CVE-2021-2321
Vulnerability in the Oracle VM VirtualBox product of Oracle Virtualization (component: Core). The supported version that is affected is Prior to 6.1.20. 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 access to critical data or complete access to all Oracle VM VirtualBox accessible data. CVSS 3.1 Base Score 6.0 (Confidentiality impacts). CVSS Vector: (CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:N/A:N).
Vulnerability class: Buffer Overflow
EPSS: 0.006 (43.5th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 6.0 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:N/A:N.
Affected products
- Oracle Vm_virtualbox
- Oracle Corporation Vm Virtualbox — versions unspecified
Weakness classification (CWE)
References
- secalert_us@oracle.com (Patch, x_refsource_MISC, Vendor Advisory)
Frequently asked questions
- What is CVE-2021-2321?
- CVE-2021-2321 is a medium-severity vulnerability in Oracle Vm Virtualbox, classified under Out-of-bounds Read. CVSS score: 6.0/10. Published 2021-04-28.
- How severe is CVE-2021-2321?
- Medium severity. CVSS v3 base score is 6.0 out of 10.