github - ghsa-w8mx-2pfw-8h8q

ghsa-w8mx-2pfw-8h8q

Vulnerability from github

Published

2022-05-13 01:14

Modified

2022-05-13 01:14

Severity ?

7.8 (High) - CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Details

Quick Emulator (Qemu) built with the VirtFS, host directory sharing via Plan 9 File System(9pfs) support, is vulnerable to an improper access control issue. It could occur while accessing virtfs metadata files in mapped-file security mode. A guest user could use this flaw to escalate their privileges inside guest.

Show details on source website

JSON

To clipboard

{
  "affected": [],
  "aliases": [
    "CVE-2017-7493"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-732"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2017-05-17T15:29:00Z",
    "severity": "HIGH"
  },
  "details": "Quick Emulator (Qemu) built with the VirtFS, host directory sharing via Plan 9 File System(9pfs) support, is vulnerable to an improper access control issue. It could occur while accessing virtfs metadata files in mapped-file security mode. A guest user could use this flaw to escalate their privileges inside guest.",
  "id": "GHSA-w8mx-2pfw-8h8q",
  "modified": "2022-05-13T01:14:07Z",
  "published": "2022-05-13T01:14:07Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2017-7493"
    },
    {
      "type": "WEB",
      "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1451709"
    },
    {
      "type": "WEB",
      "url": "https://lists.debian.org/debian-lts-announce/2018/09/msg00007.html"
    },
    {
      "type": "WEB",
      "url": "https://lists.gnu.org/archive/html/qemu-devel/2017-05/msg03663.html"
    },
    {
      "type": "WEB",
      "url": "https://security.gentoo.org/glsa/201706-03"
    },
    {
      "type": "WEB",
      "url": "http://seclists.org/oss-sec/2017/q2/278"
    },
    {
      "type": "WEB",
      "url": "http://www.securityfocus.com/bid/98574"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
      "type": "CVSS_V3"
    }
  ]
}

cve-2017-7493

Vulnerability from cvelistv5

Published

2017-05-17 15:00

Modified

2024-08-05 16:04

Severity ?

Summary

References

▼	URL	Tags
	https://lists.debian.org/debian-lts-announce/2018/09/msg00007.html	mailing-list, x_refsource_MLIST
	https://security.gentoo.org/glsa/201706-03	vendor-advisory, x_refsource_GENTOO
	http://www.securityfocus.com/bid/98574	vdb-entry, x_refsource_BID
	https://lists.gnu.org/archive/html/qemu-devel/2017-05/msg03663.html	mailing-list, x_refsource_MLIST
	https://bugzilla.redhat.com/show_bug.cgi?id=1451709	x_refsource_CONFIRM
	http://seclists.org/oss-sec/2017/q2/278	mailing-list, x_refsource_MLIST

Impacted products

▼	Vendor	Product
	QEMU	qemu

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-05T16:04:11.894Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "name": "[debian-lts-announce] 20180906 [SECURITY] [DLA 1497-1] qemu security update",
            "tags": [
              "mailing-list",
              "x_refsource_MLIST",
              "x_transferred"
            ],
            "url": "https://lists.debian.org/debian-lts-announce/2018/09/msg00007.html"
          },
          {
            "name": "GLSA-201706-03",
            "tags": [
              "vendor-advisory",
              "x_refsource_GENTOO",
              "x_transferred"
            ],
            "url": "https://security.gentoo.org/glsa/201706-03"
          },
          {
            "name": "98574",
            "tags": [
              "vdb-entry",
              "x_refsource_BID",
              "x_transferred"
            ],
            "url": "http://www.securityfocus.com/bid/98574"
          },
          {
            "name": "[qemu-devel] 20170516 [PULL] 9pfs: local: forbid client access to metadata (CVE-2017-7493)",
            "tags": [
              "mailing-list",
              "x_refsource_MLIST",
              "x_transferred"
            ],
            "url": "https://lists.gnu.org/archive/html/qemu-devel/2017-05/msg03663.html"
          },
          {
            "tags": [
              "x_refsource_CONFIRM",
              "x_transferred"
            ],
            "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1451709"
          },
          {
            "name": "[oss-security] 20170517 CVE-2017-7493 Qemu: 9pfs: guest privilege escalation in virtfs mapped-file mode",
            "tags": [
              "mailing-list",
              "x_refsource_MLIST",
              "x_transferred"
            ],
            "url": "http://seclists.org/oss-sec/2017/q2/278"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "qemu",
          "vendor": "QEMU",
          "versions": [
            {
              "status": "affected",
              "version": "2.7.4"
            }
          ]
        }
      ],
      "datePublic": "2017-05-16T00:00:00",
      "descriptions": [
        {
          "lang": "en",
          "value": "Quick Emulator (Qemu) built with the VirtFS, host directory sharing via Plan 9 File System(9pfs) support, is vulnerable to an improper access control issue. It could occur while accessing virtfs metadata files in mapped-file security mode. A guest user could use this flaw to escalate their privileges inside guest."
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "description": "Improper access control issue",
              "lang": "en",
              "type": "text"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2018-09-07T09:57:01",
        "orgId": "53f830b8-0a3f-465b-8143-3b8a9948e749",
        "shortName": "redhat"
      },
      "references": [
        {
          "name": "[debian-lts-announce] 20180906 [SECURITY] [DLA 1497-1] qemu security update",
          "tags": [
            "mailing-list",
            "x_refsource_MLIST"
          ],
          "url": "https://lists.debian.org/debian-lts-announce/2018/09/msg00007.html"
        },
        {
          "name": "GLSA-201706-03",
          "tags": [
            "vendor-advisory",
            "x_refsource_GENTOO"
          ],
          "url": "https://security.gentoo.org/glsa/201706-03"
        },
        {
          "name": "98574",
          "tags": [
            "vdb-entry",
            "x_refsource_BID"
          ],
          "url": "http://www.securityfocus.com/bid/98574"
        },
        {
          "name": "[qemu-devel] 20170516 [PULL] 9pfs: local: forbid client access to metadata (CVE-2017-7493)",
          "tags": [
            "mailing-list",
            "x_refsource_MLIST"
          ],
          "url": "https://lists.gnu.org/archive/html/qemu-devel/2017-05/msg03663.html"
        },
        {
          "tags": [
            "x_refsource_CONFIRM"
          ],
          "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1451709"
        },
        {
          "name": "[oss-security] 20170517 CVE-2017-7493 Qemu: 9pfs: guest privilege escalation in virtfs mapped-file mode",
          "tags": [
            "mailing-list",
            "x_refsource_MLIST"
          ],
          "url": "http://seclists.org/oss-sec/2017/q2/278"
        }
      ]
    }
  },
  "cveMetadata": {
    "assignerOrgId": "53f830b8-0a3f-465b-8143-3b8a9948e749",
    "assignerShortName": "redhat",
    "cveId": "CVE-2017-7493",
    "datePublished": "2017-05-17T15:00:00",
    "dateReserved": "2017-04-05T00:00:00",
    "dateUpdated": "2024-08-05T16:04:11.894Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1"
}

Sightings

Author	Source	Type	Date

Nomenclature

Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
Confirmed: The vulnerability is confirmed from an analyst perspective.
Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
Patched: This vulnerability was successfully patched by the user reporting the sighting.
Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
Not confirmed: The user expresses doubt about the veracity of the vulnerability.
Not patched: This vulnerability was not successfully patched by the user reporting the sighting.

Action not permitted