fkie_cve-2013-5710
Vulnerability from fkie_nvd
Published
2013-09-23 20:55
Modified
2025-04-11 00:51
Severity ?
Summary
The nullfs implementation in sys/fs/nullfs/null_vnops.c in the kernel in FreeBSD 8.3 through 9.2 allows local users with certain permissions to bypass access restrictions via a hardlink in a nullfs instance to a file in a different instance.
References
Impacted products
{
"configurations": [
{
"nodes": [
{
"cpeMatch": [
{
"criteria": "cpe:2.3:o:freebsd:freebsd:8.0:*:*:*:*:*:*:*",
"matchCriteriaId": "3CF1F9EF-01AF-4708-AE02-765360AF3D66",
"vulnerable": true
},
{
"criteria": "cpe:2.3:o:freebsd:freebsd:8.3:*:*:*:*:*:*:*",
"matchCriteriaId": "30C501A1-FE2D-41E7-A5DB-C61D8701B9B4",
"vulnerable": true
},
{
"criteria": "cpe:2.3:o:freebsd:freebsd:8.4:*:*:*:*:*:*:*",
"matchCriteriaId": "5DB4C0E8-8E50-44B1-BE0C-4C261D9E9730",
"vulnerable": true
},
{
"criteria": "cpe:2.3:o:freebsd:freebsd:9.0:*:*:*:*:*:*:*",
"matchCriteriaId": "E6BD5BFF-260A-4A9E-B0AA-C8B8386B154E",
"vulnerable": true
},
{
"criteria": "cpe:2.3:o:freebsd:freebsd:9.1:*:*:*:*:*:*:*",
"matchCriteriaId": "D78E559A-430D-4D50-8A83-58A37D393471",
"vulnerable": true
},
{
"criteria": "cpe:2.3:o:freebsd:freebsd:9.2:*:*:*:*:*:*:*",
"matchCriteriaId": "2C560926-7789-4052-819D-C36C43C9C61E",
"vulnerable": true
}
],
"negate": false,
"operator": "OR"
}
]
}
],
"cveTags": [],
"descriptions": [
{
"lang": "en",
"value": "The nullfs implementation in sys/fs/nullfs/null_vnops.c in the kernel in FreeBSD 8.3 through 9.2 allows local users with certain permissions to bypass access restrictions via a hardlink in a nullfs instance to a file in a different instance."
},
{
"lang": "es",
"value": "La implementaci\u00f3n de nullfs en el archivo sys/fs/nullfs/null_vnops.c en el kernel en FreeBSD versiones 8.3 hasta 9.2, permite a los usuarios locales con ciertos permisos omitir las restricciones de acceso mediante un enlace f\u00edsico en una instancia de nullfs hacia un archivo en una instancia diferente."
}
],
"id": "CVE-2013-5710",
"lastModified": "2025-04-11T00:51:21.963",
"metrics": {
"cvssMetricV2": [
{
"acInsufInfo": false,
"baseSeverity": "LOW",
"cvssData": {
"accessComplexity": "HIGH",
"accessVector": "LOCAL",
"authentication": "NONE",
"availabilityImpact": "PARTIAL",
"baseScore": 3.7,
"confidentialityImpact": "PARTIAL",
"integrityImpact": "PARTIAL",
"vectorString": "AV:L/AC:H/Au:N/C:P/I:P/A:P",
"version": "2.0"
},
"exploitabilityScore": 1.9,
"impactScore": 6.4,
"obtainAllPrivilege": false,
"obtainOtherPrivilege": false,
"obtainUserPrivilege": false,
"source": "nvd@nist.gov",
"type": "Primary",
"userInteractionRequired": false
}
]
},
"published": "2013-09-23T20:55:07.433",
"references": [
{
"source": "cve@mitre.org",
"url": "http://secunia.com/advisories/54861"
},
{
"source": "cve@mitre.org",
"url": "http://svnweb.freebsd.org/base?view=revision\u0026revision=255442"
},
{
"source": "cve@mitre.org",
"url": "http://www.debian.org/security/2013/dsa-2769"
},
{
"source": "cve@mitre.org",
"tags": [
"Vendor Advisory"
],
"url": "http://www.freebsd.org/security/advisories/FreeBSD-SA-13:13.nullfs.asc"
},
{
"source": "cve@mitre.org",
"url": "http://www.securitytracker.com/id/1029015"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "http://secunia.com/advisories/54861"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "http://svnweb.freebsd.org/base?view=revision\u0026revision=255442"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "http://www.debian.org/security/2013/dsa-2769"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Vendor Advisory"
],
"url": "http://www.freebsd.org/security/advisories/FreeBSD-SA-13:13.nullfs.asc"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "http://www.securitytracker.com/id/1029015"
}
],
"sourceIdentifier": "cve@mitre.org",
"vulnStatus": "Deferred",
"weaknesses": [
{
"description": [
{
"lang": "en",
"value": "CWE-264"
}
],
"source": "nvd@nist.gov",
"type": "Primary"
}
]
}
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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.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- 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.
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