gsd-2023-2861
Vulnerability from gsd
Modified
2023-12-13 01:20
Details
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.
Aliases
Aliases
{ "GSD": { "alias": "CVE-2023-2861", "id": "GSD-2023-2861" }, "gsd": { "metadata": { "exploitCode": "unknown", "remediation": "unknown", "reportConfidence": "confirmed", "type": "vulnerability" }, "osvSchema": { "aliases": [ "CVE-2023-2861" ], "details": "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.", "id": "GSD-2023-2861", "modified": "2023-12-13T01:20:31.915397Z", "schema_version": "1.4.0" } }, "namespaces": { "cve.org": { "CVE_data_meta": { "ASSIGNER": "patrick@puiterwijk.org", "ID": "CVE-2023-2861", "STATE": "PUBLIC" }, "affects": { "vendor": { "vendor_data": [ { "product": { "product_data": [ { "product_name": "n/a", "version": { "version_data": [ { "version_value": "n/a" } ] } } ] }, "vendor_name": "n/a" } ] } }, "credits": [ { "lang": "en", "value": "Red Hat would like to thank Jietao Xiao, Jinku Li, Wenbo Shen, and Yanwu Shen for reporting this issue." } ], "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": { "description_data": [ { "lang": "eng", "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." } ] }, "impact": { "cvss": [ { "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" } ] }, "problemtype": { "problemtype_data": [ { "description": [ { "cweId": "CWE-284", "lang": "eng", "value": "Improper Access Control" } ] } ] }, "references": { "reference_data": [ { "name": "https://access.redhat.com/security/cve/CVE-2023-2861", "refsource": "MISC", "url": "https://access.redhat.com/security/cve/CVE-2023-2861" }, { "name": "https://bugzilla.redhat.com/show_bug.cgi?id=2219266", "refsource": "MISC", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2219266" }, { "name": "https://lists.debian.org/debian-lts-announce/2024/03/msg00012.html", "refsource": "MISC", "url": "https://lists.debian.org/debian-lts-announce/2024/03/msg00012.html" }, { "name": "https://security.netapp.com/advisory/ntap-20240125-0005/", "refsource": "MISC", "url": "https://security.netapp.com/advisory/ntap-20240125-0005/" }, { "name": "https://security.netapp.com/advisory/ntap-20240229-0002/", "refsource": "MISC", "url": "https://security.netapp.com/advisory/ntap-20240229-0002/" } ] } }, "nvd.nist.gov": { "cve": { "configurations": [ { "nodes": [ { "cpeMatch": [ { "criteria": "cpe:2.3:a:qemu:qemu:*:*:*:*:*:*:*:*", "matchCriteriaId": "A178AFEF-359C-427C-99C6-EC003039FF3B", "versionEndExcluding": "8.1.0", "vulnerable": true } ], "negate": false, "operator": "OR" } ] } ], "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." } ], "id": "CVE-2023-2861", "lastModified": "2024-03-11T18:15:15.687", "metrics": { "cvssMetricV31": [ { "cvssData": { "attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "NONE", "baseScore": 7.1, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N", "version": "3.1" }, "exploitabilityScore": 1.8, "impactScore": 5.2, "source": "nvd@nist.gov", "type": "Primary" }, { "cvssData": { "attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "NONE", "baseScore": 6.0, "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" }, "exploitabilityScore": 0.8, "impactScore": 5.2, "source": "patrick@puiterwijk.org", "type": "Secondary" } ] }, "published": "2023-12-06T07:15:41.430", "references": [ { "source": "patrick@puiterwijk.org", "tags": [ "Vendor Advisory" ], "url": "https://access.redhat.com/security/cve/CVE-2023-2861" }, { "source": "patrick@puiterwijk.org", "tags": [ "Issue Tracking", "Patch" ], "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2219266" }, { "source": "patrick@puiterwijk.org", "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/" } ], "sourceIdentifier": "patrick@puiterwijk.org", "vulnStatus": "Modified", "weaknesses": [ { "description": [ { "lang": "en", "value": "NVD-CWE-Other" } ], "source": "nvd@nist.gov", "type": "Primary" }, { "description": [ { "lang": "en", "value": "CWE-284" } ], "source": "patrick@puiterwijk.org", "type": "Secondary" } ] } } } }
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- 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.
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- 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.