fkie_cve-2021-20316
Vulnerability from fkie_nvd
Published
2022-08-23 16:15
Modified
2024-11-21 05:46
Severity ?
Summary
A flaw was found in the way Samba handled file/directory metadata. This flaw allows an authenticated attacker with permissions to read or modify share metadata, to perform this operation outside of the share.
References
Impacted products
| Vendor | Product | Version | |
|---|---|---|---|
| samba | samba | * | |
| debian | debian_linux | 10.0 | |
| debian | debian_linux | 11.0 | |
| redhat | virtualization_host | 4.0 | |
| redhat | enterprise_linux | 8.0 | |
| redhat | enterprise_linux_aus | 8.6 | |
| redhat | enterprise_linux_eus | 8.6 | |
| redhat | enterprise_linux_tus | 8.6 |
{
"configurations": [
{
"nodes": [
{
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"criteria": "cpe:2.3:a:samba:samba:*:*:*:*:*:*:*:*",
"matchCriteriaId": "96835C03-A649-4975-B6DE-9E6A1F24D397",
"versionEndExcluding": "4.15.0",
"vulnerable": true
}
],
"negate": false,
"operator": "OR"
}
]
},
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"vulnerable": true
},
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}
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"cveTags": [],
"descriptions": [
{
"lang": "en",
"value": "A flaw was found in the way Samba handled file/directory metadata. This flaw allows an authenticated attacker with permissions to read or modify share metadata, to perform this operation outside of the share."
},
{
"lang": "es",
"value": "Se ha encontrado un fallo en la forma en que Samba maneja los metadatos de los archivos/directorios. Este fallo permite a un atacante autenticado con permisos para leer o modificar los metadatos del recurso compartido, llevar a cabo esta operaci\u00f3n fuera del recurso compartido."
}
],
"id": "CVE-2021-20316",
"lastModified": "2024-11-21T05:46:21.793",
"metrics": {
"cvssMetricV31": [
{
"cvssData": {
"attackComplexity": "HIGH",
"attackVector": "NETWORK",
"availabilityImpact": "NONE",
"baseScore": 6.8,
"baseSeverity": "MEDIUM",
"confidentialityImpact": "HIGH",
"integrityImpact": "HIGH",
"privilegesRequired": "LOW",
"scope": "UNCHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:N",
"version": "3.1"
},
"exploitabilityScore": 1.6,
"impactScore": 5.2,
"source": "nvd@nist.gov",
"type": "Primary"
}
]
},
"published": "2022-08-23T16:15:09.147",
"references": [
{
"source": "secalert@redhat.com",
"tags": [
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],
"url": "https://access.redhat.com/security/cve/CVE-2021-20316"
},
{
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"tags": [
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"url": "https://bugzilla.redhat.com/show_bug.cgi?id=2009673"
},
{
"source": "secalert@redhat.com",
"tags": [
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],
"url": "https://bugzilla.samba.org/show_bug.cgi?id=14842"
},
{
"source": "secalert@redhat.com",
"tags": [
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],
"url": "https://security-tracker.debian.org/tracker/CVE-2021-20316"
},
{
"source": "secalert@redhat.com",
"url": "https://security.gentoo.org/glsa/202309-06"
},
{
"source": "secalert@redhat.com",
"tags": [
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],
"url": "https://www.samba.org/samba/security/CVE-2021-20316.html"
},
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},
{
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"url": "https://security-tracker.debian.org/tracker/CVE-2021-20316"
},
{
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"url": "https://security.gentoo.org/glsa/202309-06"
},
{
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"tags": [
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],
"url": "https://www.samba.org/samba/security/CVE-2021-20316.html"
}
],
"sourceIdentifier": "secalert@redhat.com",
"vulnStatus": "Modified",
"weaknesses": [
{
"description": [
{
"lang": "en",
"value": "CWE-362"
}
],
"source": "secalert@redhat.com",
"type": "Secondary"
},
{
"description": [
{
"lang": "en",
"value": "CWE-362"
}
],
"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.
- 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.