What is CVE-2023-21987?

CVE-2023-21987 is a high-severity vulnerability in Oracle Vm Virtualbox, classified under Improper Privilege Management. CVSS score: 7.8/10. Published 2023-04-18.

How severe is CVE-2023-21987?

High severity. CVSS v3 base score is 7.8 out of 10.

Is CVE-2023-21987 known to be exploited?

10 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

Privilege escalation in Oracle Vm Virtualbox

CVE-2023-21987

Vulnerability in the Oracle VM VirtualBox product of Oracle Virtualization (component: Core). Supported versions that are affected are Prior to 6.1.44 and Prior to 7.0.8. Difficult to exploit vulnerability allows low 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 (scope change). Successful attacks of this vulnerability can result in takeover of Oracle VM VirtualBox. CVSS 3.1 Base Score 7.8 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H).

Vulnerability class: Privilege Escalation

EPSS: 0.007 (48.3th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H.

Affected products

Weakness classification (CWE)

CWE-269 — Improper Privilege Management

Public proof-of-concept exploits

References

secalert_us@oracle.com (vendor-advisory, Vendor Advisory)

Frequently asked questions

What is CVE-2023-21987?: CVE-2023-21987 is a high-severity vulnerability in Oracle Vm Virtualbox, classified under Improper Privilege Management. CVSS score: 7.8/10. Published 2023-04-18.
How severe is CVE-2023-21987?: High severity. CVSS v3 base score is 7.8 out of 10.
Is CVE-2023-21987 known to be exploited?: 10 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.