cve-2023-2861
Vulnerability from cvelistv5
Published
2023-12-06 06:19
Modified
2024-08-02 06:33
Severity ?
6.0 (Medium) - CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:N
Summary
Qemu: 9pfs: improper access control on special files
References
patrick@puiterwijk.orghttps://access.redhat.com/security/cve/CVE-2023-2861Vendor Advisory
patrick@puiterwijk.orghttps://bugzilla.redhat.com/show_bug.cgi?id=2219266Issue Tracking, Patch
patrick@puiterwijk.orghttps://lists.debian.org/debian-lts-announce/2024/03/msg00012.html
patrick@puiterwijk.orghttps://security.netapp.com/advisory/ntap-20240125-0005/
patrick@puiterwijk.orghttps://security.netapp.com/advisory/ntap-20240229-0002/
af854a3a-2127-422b-91ae-364da2661108https://access.redhat.com/security/cve/CVE-2023-2861Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108https://bugzilla.redhat.com/show_bug.cgi?id=2219266Issue Tracking, Patch
af854a3a-2127-422b-91ae-364da2661108https://lists.debian.org/debian-lts-announce/2024/03/msg00012.html
af854a3a-2127-422b-91ae-364da2661108https://security.netapp.com/advisory/ntap-20240125-0005/
af854a3a-2127-422b-91ae-364da2661108https://security.netapp.com/advisory/ntap-20240229-0002/
Impacted products
Vendor Product Version
Show details on NVD website

To clipboard 

{
  "containers": {
    "adp": [
      {
        "affected": [
          {
            "cpes": [
              "cpe:2.3:a:qemu:qemu:-:*:*:*:*:*:*:*"
            ],
            "defaultStatus": "unknown",
            "product": "qemu",
            "vendor": "qemu",
            "versions": [
              {
                "lessThanOrEqual": "8.1.0",
                "status": "affected",
                "version": "0",
                "versionType": "custom"
              }
            ]
          }
        ],
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2023-2861",
                "options": [
                  {
                    "Exploitation": "poc"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "partial"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2024-01-24T16:40:48.930612Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2024-06-04T17:16:52.155Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      },
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-02T06:33:05.791Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "vdb-entry",
              "x_refsource_REDHAT",
              "x_transferred"
            ],
            "url": "https://access.redhat.com/security/cve/CVE-2023-2861"
          },
          {
            "name": "RHBZ#2219266",
            "tags": [
              "issue-tracking",
              "x_refsource_REDHAT",
              "x_transferred"
            ],
            "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2219266"
          },
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://lists.debian.org/debian-lts-announce/2024/03/msg00012.html"
          },
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://security.netapp.com/advisory/ntap-20240125-0005/"
          },
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://security.netapp.com/advisory/ntap-20240229-0002/"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "collectionURL": "https://gitlab.com/qemu-project/qemu",
          "defaultStatus": "affected",
          "packageName": "qemu",
          "versions": [
            {
              "lessThan": "*",
              "status": "unaffected",
              "version": "8.1.0-rc0",
              "versionType": "semver"
            }
          ]
        }
      ],
      "credits": [
        {
          "lang": "en",
          "value": "Red Hat would like to thank Jietao Xiao, Jinku Li, Wenbo Shen, and Yanwu Shen for reporting this issue."
        }
      ],
      "datePublic": "2023-06-07T00:00:00+00:00",
      "descriptions": [
        {
          "lang": "en",
          "value": "A flaw was found in the 9p passthrough filesystem (9pfs) implementation in QEMU. The 9pfs server did not prohibit opening special files on the host side, potentially allowing a malicious client to escape from the exported 9p tree by creating and opening a device file in the shared folder."
        }
      ],
      "metrics": [
        {
          "other": {
            "content": {
              "namespace": "https://access.redhat.com/security/updates/classification/",
              "value": "Low"
            },
            "type": "Red Hat severity rating"
          }
        },
        {
          "cvssV3_1": {
            "attackComplexity": "LOW",
            "attackVector": "LOCAL",
            "availabilityImpact": "NONE",
            "baseScore": 6,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "HIGH",
            "integrityImpact": "HIGH",
            "privilegesRequired": "HIGH",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:N",
            "version": "3.1"
          },
          "format": "CVSS"
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-284",
              "description": "Improper Access Control",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2024-04-19T13:40:08.248Z",
        "orgId": "92fb86c3-55a5-4fb5-9c3f-4757b9e96dc5",
        "shortName": "fedora"
      },
      "references": [
        {
          "tags": [
            "vdb-entry",
            "x_refsource_REDHAT"
          ],
          "url": "https://access.redhat.com/security/cve/CVE-2023-2861"
        },
        {
          "name": "RHBZ#2219266",
          "tags": [
            "issue-tracking",
            "x_refsource_REDHAT"
          ],
          "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2219266"
        },
        {
          "url": "https://lists.debian.org/debian-lts-announce/2024/03/msg00012.html"
        },
        {
          "url": "https://security.netapp.com/advisory/ntap-20240125-0005/"
        },
        {
          "url": "https://security.netapp.com/advisory/ntap-20240229-0002/"
        }
      ],
      "timeline": [
        {
          "lang": "en",
          "time": "2023-05-16T00:00:00+00:00",
          "value": "Reported to Red Hat."
        },
        {
          "lang": "en",
          "time": "2023-06-07T00:00:00+00:00",
          "value": "Made public."
        }
      ],
      "title": "Qemu: 9pfs: improper access control on special files",
      "x_redhatCweChain": "CWE-284: Improper Access Control"
    }
  },
  "cveMetadata": {
    "assignerOrgId": "92fb86c3-55a5-4fb5-9c3f-4757b9e96dc5",
    "assignerShortName": "fedora",
    "cveId": "CVE-2023-2861",
    "datePublished": "2023-12-06T06:19:40.625Z",
    "dateReserved": "2023-05-24T07:54:12.009Z",
    "dateUpdated": "2024-08-02T06:33:05.791Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1",
  "meta": {
    "nvd": "{\"cve\":{\"id\":\"CVE-2023-2861\",\"sourceIdentifier\":\"patrick@puiterwijk.org\",\"published\":\"2023-12-06T07:15:41.430\",\"lastModified\":\"2024-11-21T07:59:26.520\",\"vulnStatus\":\"Modified\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"A flaw was found in the 9p passthrough filesystem (9pfs) implementation in QEMU. The 9pfs server did not prohibit opening special files on the host side, potentially allowing a malicious client to escape from the exported 9p tree by creating and opening a device file in the shared folder.\"},{\"lang\":\"es\",\"value\":\"Se encontr\u00f3 una falla en la implementaci\u00f3n del sistema de archivos de paso 9p (9pfs) en QEMU. El servidor 9pfs no prohib\u00eda la apertura de archivos especiales en el lado del host, lo que potencialmente permit\u00eda que un cliente malicioso escapara del \u00e1rbol 9p exportado creando y abriendo un archivo de dispositivo en la carpeta compartida.\"}],\"metrics\":{\"cvssMetricV31\":[{\"source\":\"patrick@puiterwijk.org\",\"type\":\"Secondary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:N\",\"baseScore\":6.0,\"baseSeverity\":\"MEDIUM\",\"attackVector\":\"LOCAL\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"HIGH\",\"userInteraction\":\"NONE\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"HIGH\",\"integrityImpact\":\"HIGH\",\"availabilityImpact\":\"NONE\"},\"exploitabilityScore\":0.8,\"impactScore\":5.2},{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N\",\"baseScore\":7.1,\"baseSeverity\":\"HIGH\",\"attackVector\":\"LOCAL\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"LOW\",\"userInteraction\":\"NONE\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"HIGH\",\"integrityImpact\":\"HIGH\",\"availabilityImpact\":\"NONE\"},\"exploitabilityScore\":1.8,\"impactScore\":5.2}]},\"weaknesses\":[{\"source\":\"patrick@puiterwijk.org\",\"type\":\"Secondary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-284\"}]},{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"description\":[{\"lang\":\"en\",\"value\":\"NVD-CWE-Other\"}]}],\"configurations\":[{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:qemu:qemu:*:*:*:*:*:*:*:*\",\"versionEndExcluding\":\"8.1.0\",\"matchCriteriaId\":\"A178AFEF-359C-427C-99C6-EC003039FF3B\"}]}]}],\"references\":[{\"url\":\"https://access.redhat.com/security/cve/CVE-2023-2861\",\"source\":\"patrick@puiterwijk.org\",\"tags\":[\"Vendor Advisory\"]},{\"url\":\"https://bugzilla.redhat.com/show_bug.cgi?id=2219266\",\"source\":\"patrick@puiterwijk.org\",\"tags\":[\"Issue Tracking\",\"Patch\"]},{\"url\":\"https://lists.debian.org/debian-lts-announce/2024/03/msg00012.html\",\"source\":\"patrick@puiterwijk.org\"},{\"url\":\"https://security.netapp.com/advisory/ntap-20240125-0005/\",\"source\":\"patrick@puiterwijk.org\"},{\"url\":\"https://security.netapp.com/advisory/ntap-20240229-0002/\",\"source\":\"patrick@puiterwijk.org\"},{\"url\":\"https://access.redhat.com/security/cve/CVE-2023-2861\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Vendor Advisory\"]},{\"url\":\"https://bugzilla.redhat.com/show_bug.cgi?id=2219266\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Issue Tracking\",\"Patch\"]},{\"url\":\"https://lists.debian.org/debian-lts-announce/2024/03/msg00012.html\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"https://security.netapp.com/advisory/ntap-20240125-0005/\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"https://security.netapp.com/advisory/ntap-20240229-0002/\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"}]}}"
  }
}


Log in or create an account to share your comment.




Tags
Taxonomy of the tags.




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.