CVE-2021-2279

8.1 highEPSS 3.3%

High (8.1) in oracle vm virtualbox. EPSS 3.3% chance of exploitation in the next 30 days.

Vulnerability in the Oracle VM VirtualBox product of Oracle Virtualization (component: Core). The supported version that is affected is Prior to 6.1.20. Difficult to exploit vulnerability allows unauthenticated attacker with network access via RDP to compromise Oracle VM VirtualBox. Successful attacks of this vulnerability can result in takeover of Oracle VM VirtualBox. CVSS 3.1 Base Score 8.1 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H).

Severity

CVSS 3.1

8.1 high

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

EPSS: 3.3% chance of exploitation in the next 30 days; higher than 88% of CVEs (scores of 2026-10-31)
Published: 2021-04-22
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

oracle:vm_virtualbox

References

https://security.gentoo.org/glsa/202208-36
https://www.oracle.com/security-alerts/cpuapr2021.html
https://www.zerodayinitiative.com/advisories/ZDI-21-453/
https://security.gentoo.org/glsa/202208-36
https://www.oracle.com/security-alerts/cpuapr2021.html

Check your stack JSON