CVE-2021-2121 is a denial-of-service vulnerability affecting Oracle VM VirtualBox versions prior to 6.1.18. A highly privileged attacker with logon access to the infrastructure where VirtualBox runs can exploit this to cause a complete system crash or hang. The CVSS 3.1 score is 6.0 (Medium), indicating a local attack vector with low complexity, requiring high privileges, and primarily impacting availability. There is currently no evidence of active exploitation, public exploit code, or significant community discussion surrounding this vulnerability.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
< 6.1.18CPE matchmatch criteria | cpe:2.3:a:oracle:vm_virtualbox:*:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:N/I:N/A:H
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The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.