GSD-2016-2853
Vulnerability from gsd - Updated: 2023-12-13 01:21Details
The aufs module for the Linux kernel 3.x and 4.x does not properly restrict the mount namespace, which allows local users to gain privileges by mounting an aufs filesystem on top of a FUSE filesystem, and then executing a crafted setuid program.
Aliases
Aliases
{
"GSD": {
"alias": "CVE-2016-2853",
"description": "The aufs module for the Linux kernel 3.x and 4.x does not properly restrict the mount namespace, which allows local users to gain privileges by mounting an aufs filesystem on top of a FUSE filesystem, and then executing a crafted setuid program.",
"id": "GSD-2016-2853",
"references": [
"https://www.suse.com/security/cve/CVE-2016-2853.html",
"https://ubuntu.com/security/CVE-2016-2853",
"https://packetstormsecurity.com/files/cve/CVE-2016-2853"
]
},
"gsd": {
"metadata": {
"exploitCode": "unknown",
"remediation": "unknown",
"reportConfidence": "confirmed",
"type": "vulnerability"
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"id": "GSD-2016-2853",
"modified": "2023-12-13T01:21:19.639269Z",
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"name": "http://www.halfdog.net/Security/2016/AufsPrivilegeEscalationInUserNamespaces/",
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"url": "http://www.halfdog.net/Security/2016/AufsPrivilegeEscalationInUserNamespaces/"
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"name": "[oss-security] 20160224 Aufs Union Filesystem Privilege Escalation In User Namespaces",
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"baseScore": 4.4,
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"vectorString": "AV:L/AC:M/Au:N/C:P/I:P/A:P",
"version": "2.0"
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"exploitabilityScore": 3.4,
"impactScore": 6.4,
"obtainAllPrivilege": false,
"obtainOtherPrivilege": false,
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"severity": "MEDIUM",
"userInteractionRequired": false
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"baseScore": 7.8,
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"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:H",
"version": "3.1"
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"exploitabilityScore": 1.8,
"impactScore": 5.9
}
},
"lastModifiedDate": "2022-04-18T17:59Z",
"publishedDate": "2016-05-02T10:59Z"
}
}
}
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Sightings
| Author | Source | Type | Date |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or observed by the user.
- Confirmed: The vulnerability has been validated from an analyst's perspective.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
- Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
- Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
- Not confirmed: The user expressed doubt about the validity of the vulnerability.
- Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.
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