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{
"id" : "CVE-2002-0820" ,
"sourceIdentifier" : "cve@mitre.org" ,
"published" : "2002-08-12T04:00:00.000" ,
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"lastModified" : "2024-11-20T23:39:56.770" ,
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"vulnStatus" : "Modified" ,
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"cveTags" : [ ] ,
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"descriptions" : [
{
"lang" : "en" ,
"value" : "FreeBSD kernel 4.6 and earlier closes the file descriptors 0, 1, and 2 after they have already been assigned to /dev/null when the descriptors reference procfs or linprocfs, which could allow local users to reuse the file descriptors in a setuid or setgid program to modify critical data and gain privileges."
}
] ,
"metrics" : {
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{
"source" : "nvd@nist.gov" ,
"type" : "Primary" ,
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"version" : "2.0" ,
"vectorString" : "AV:L/AC:L/Au:N/C:C/I:C/A:C" ,
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"baseScore" : 7.2 ,
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"accessVector" : "LOCAL" ,
"accessComplexity" : "LOW" ,
"authentication" : "NONE" ,
"confidentialityImpact" : "COMPLETE" ,
"integrityImpact" : "COMPLETE" ,
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"availabilityImpact" : "COMPLETE"
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} ,
"baseSeverity" : "HIGH" ,
"exploitabilityScore" : 3.9 ,
"impactScore" : 10.0 ,
"acInsufInfo" : false ,
"obtainAllPrivilege" : true ,
"obtainUserPrivilege" : false ,
"obtainOtherPrivilege" : false ,
"userInteractionRequired" : false
}
]
} ,
"weaknesses" : [
{
"source" : "nvd@nist.gov" ,
"type" : "Primary" ,
"description" : [
{
"lang" : "en" ,
"value" : "NVD-CWE-Other"
}
]
}
] ,
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"matchCriteriaId" : "9C001822-FDF8-497C-AC2C-B59A00E9ACD2"
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] ,
"references" : [
{
"url" : "ftp://ftp.freebsd.org/pub/FreeBSD/CERT/advisories/FreeBSD-SA-02:23.stdio.asc" ,
"source" : "cve@mitre.org"
} ,
{
"url" : "http://archives.neohapsis.com/archives/vulnwatch/2002-q3/0047.html" ,
"source" : "cve@mitre.org" ,
"tags" : [
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]
} ,
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} ,
{
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"source" : "af854a3a-2127-422b-91ae-364da2661108"
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}