{"id":"CVE-2020-24718","aliases":["EUVD-2020-17429","GHSA-g73j-h828-gg82"],"status":"published","title":"bhyve, as used in FreeBSD through 12.1 and illumos (e.g., OmniOS CE through r151034 and...","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.","severity":{"version":"3.1","score":8.2,"vector":"CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-09","score":0.00604,"percentile":0.49194,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-862","CWE-863"],"published":"2020-09-25T03:49:02Z","modified":"2026-06-17T03:06:01Z","products":[{"vendor":"freebsd","product":"freebsd"},{"vendor":"netapp","product":"clustered_data_ontap"},{"vendor":"omniosce","product":"omnios"},{"vendor":"openindiana","product":"openindiana"}],"references":[{"url":"https://github.com/illumos/illumos-gate/blob/84971882a96ac0fecd538b02208054a872ff8af3/usr/src/uts/i86pc/io/vmm/intel/vmcs.c#L246-L249","tags":["x_refsource_MISC","x_transferred","Exploit","Third Party Advisory"]},{"url":"https://security.FreeBSD.org/advisories/FreeBSD-SA-20:28.bhyve_vmcs.asc","tags":["x_refsource_CONFIRM","x_transferred","Vendor Advisory"]},{"url":"https://security.netapp.com/advisory/ntap-20201016-0002/","tags":["x_refsource_CONFIRM","x_transferred","Third Party Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2020-24718"},{"url":"https://github.com/advisories/GHSA-g73j-h828-gg82"}],"sources":{"cve":[{"id":"CVE-2020-24718","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.","status":"published","published":"2020-09-25T03:49:02Z","modified":"2024-08-04T15:19:09.334Z","updated_at":"2026-11-02T14:35:54.468882Z"}],"euvd":[{"id":"EUVD-2020-17429","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.","status":"published","published":"2020-09-25T03:49:02Z","modified":"2024-08-04T15:19:09Z","updated_at":"2026-11-03T03:07:19.210308Z"}],"ghsa":[{"id":"GHSA-g73j-h828-gg82","title":"bhyve, as used in FreeBSD through 12.1 and illumos (e.g., OmniOS CE through r151034 and...","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.","status":"published","published":"2022-05-24T17:29:35Z","modified":"2023-01-29T05:04:11Z","cwes":["CWE-862","CWE-863"],"updated_at":"2026-11-02T14:45:29.424402Z"}],"nvd":[{"id":"CVE-2020-24718","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.","status":"published","published":"2020-09-25T04:23:04.683Z","modified":"2026-06-17T03:06:01.87Z","cvss":[{"version":"3.1","score":8.2,"vector":"CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H","level":"high","assessor":"primary"},{"version":"2.0","score":7.2,"vector":"AV:L/AC:L/Au:N/C:C/I:C/A:C","level":"high","assessor":"primary"}],"cwes":["CWE-862"],"updated_at":"2026-11-02T14:06:17.70091Z"}]}}