github - ghsa-g73j-h828-gg82

ghsa-g73j-h828-gg82

Vulnerability from github

Published

2022-05-24 17:29

Modified

2022-05-24 17:29

Details

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.

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{
  "affected": [],
  "aliases": [
    "CVE-2020-24718"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-862",
      "CWE-863"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2020-09-25T04:23:00Z",
    "severity": "HIGH"
  },
  "details": "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.",
  "id": "GHSA-g73j-h828-gg82",
  "modified": "2022-05-24T17:29:35Z",
  "published": "2022-05-24T17:29:35Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2020-24718"
    },
    {
      "type": "WEB",
      "url": "https://github.com/illumos/illumos-gate/blob/84971882a96ac0fecd538b02208054a872ff8af3/usr/src/uts/i86pc/io/vmm/intel/vmcs.c#L246-L249"
    },
    {
      "type": "WEB",
      "url": "https://security.FreeBSD.org/advisories/FreeBSD-SA-20:28.bhyve_vmcs.asc"
    },
    {
      "type": "WEB",
      "url": "https://security.netapp.com/advisory/ntap-20201016-0002"
    }
  ],
  "schema_version": "1.4.0",
  "severity": []
}

CVE-2020-24718 (GCVE-0-2020-24718)

Vulnerability from cvelistv5

Published

2020-09-25 03:49

Modified

2024-08-04 15:19

Severity ?

CWE

n/a

Summary

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.

References

URL

Tags

	https://github.com/illumos/illumos-gate/blob/84971882a96ac0fecd538b02208054a872ff8af3/usr/src/uts/i86pc/io/vmm/intel/vmcs.c#L246-L249	x_refsource_MISC
	https://security.FreeBSD.org/advisories/FreeBSD-SA-20:28.bhyve_vmcs.asc	x_refsource_CONFIRM
	https://security.netapp.com/advisory/ntap-20201016-0002/	x_refsource_CONFIRM

Impacted products

	Vendor	Product	Version
	n/a	n/a	Version: n/a

Show details on NVD website

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