Description
bhyve, as used in FreeBSD through 12.1 and illumos (e.g., OmniOS CE through r151034 and OpenIndiana through Hipster 2020.04), does not properly restrict VMCS and VMCB read/write operations, as demonstrated by a root user in a container on an Intel system, who can gain privileges by modifying VMCS_HOST_RIP.
Published: 2020-09-25
Score: 8.2 High
EPSS: < 1% Very Low
KEV: No
Impact: n/a
Action: n/a
AI Analysis

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Remediation

No vendor fix or workaround currently provided.

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Tracking

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Advisories
Source ID Title
EUVD EUVD EUVD-2020-17429 bhyve, as used in FreeBSD through 12.1 and illumos (e.g., OmniOS CE through r151034 and OpenIndiana through Hipster 2020.04), does not properly restrict VMCS and VMCB read/write operations, as demonstrated by a root user in a container on an Intel system, who can gain privileges by modifying VMCS_HOST_RIP.
History

No history.

Subscriptions

Freebsd Freebsd
Netapp Clustered Data Ontap
Omniosce Omnios
Openindiana Openindiana
cve-icon MITRE

Status: PUBLISHED

Assigner: mitre

Published:

Updated: 2024-08-04T15:19:09.334Z

Reserved: 2020-08-27T00:00:00.000Z

Link: CVE-2020-24718

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Modified

Published: 2020-09-25T04:23:04.683

Modified: 2024-11-21T05:15:57.703

Link: CVE-2020-24718

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.

Weaknesses