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{
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"data_version" : "4.0" ,
"data_type" : "CVE" ,
"data_format" : "MITRE" ,
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"CVE_data_meta" : {
"ID" : "CVE-2017-7562" ,
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"ASSIGNER" : "secalert@redhat.com" ,
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"STATE" : "PUBLIC"
} ,
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"description" : {
"description_data" : [
{
"lang" : "eng" ,
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"value" : "An authentication bypass flaw was found in the way krb5's certauth interface before 1.16.1 handled the validation of client certificates. A remote attacker able to communicate with the KDC could potentially use this flaw to impersonate arbitrary principals under rare and erroneous circumstances."
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}
]
} ,
"problemtype" : {
"problemtype_data" : [
{
"description" : [
{
"lang" : "eng" ,
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"value" : "CWE-295" ,
"cweId" : "CWE-295"
}
]
} ,
{
"description" : [
{
"lang" : "eng" ,
"value" : "CWE-287" ,
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"cweId" : "CWE-287"
}
]
}
]
} ,
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"affects" : {
"vendor" : {
"vendor_data" : [
{
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"vendor_name" : "MIT" ,
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"product" : {
"product_data" : [
{
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"product_name" : "krb5" ,
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"version" : {
"version_data" : [
{
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"version_affected" : "=" ,
"version_value" : "1.16.1"
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}
]
}
}
]
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}
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}
]
}
} ,
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"references" : {
"reference_data" : [
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{
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"url" : "http://www.securityfocus.com/bid/100511" ,
"refsource" : "MISC" ,
"name" : "http://www.securityfocus.com/bid/100511"
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} ,
{
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"url" : "https://access.redhat.com/errata/RHSA-2018:0666" ,
"refsource" : "MISC" ,
"name" : "https://access.redhat.com/errata/RHSA-2018:0666"
} ,
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{
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"url" : "https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2017-7562" ,
"refsource" : "MISC" ,
"name" : "https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2017-7562"
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} ,
{
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"url" : "https://github.com/krb5/krb5/pull/694" ,
"refsource" : "MISC" ,
"name" : "https://github.com/krb5/krb5/pull/694"
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} ,
{
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"url" : "https://github.com/krb5/krb5/pull/694/commits/1de6ca2f2eb1fdbab51f1549a25a6903aefcc196" ,
"refsource" : "MISC" ,
"name" : "https://github.com/krb5/krb5/pull/694/commits/1de6ca2f2eb1fdbab51f1549a25a6903aefcc196"
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} ,
{
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"url" : "https://github.com/krb5/krb5/pull/694/commits/50fe4074f188c2d4da0c421e96553acea8378db2" ,
"refsource" : "MISC" ,
"name" : "https://github.com/krb5/krb5/pull/694/commits/50fe4074f188c2d4da0c421e96553acea8378db2"
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} ,
{
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"url" : "https://github.com/krb5/krb5/pull/694/commits/b7af544e50a4d8291524f590e20dd44430bf627d" ,
"refsource" : "MISC" ,
"name" : "https://github.com/krb5/krb5/pull/694/commits/b7af544e50a4d8291524f590e20dd44430bf627d"
}
]
} ,
"impact" : {
"cvss" : [
{
"attackComplexity" : "LOW" ,
"attackVector" : "NETWORK" ,
"availabilityImpact" : "NONE" ,
"baseScore" : 6.5 ,
"baseSeverity" : "MEDIUM" ,
"confidentialityImpact" : "NONE" ,
"integrityImpact" : "HIGH" ,
"privilegesRequired" : "LOW" ,
"scope" : "UNCHANGED" ,
"userInteraction" : "NONE" ,
"vectorString" : "CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N" ,
"version" : "3.0"
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}
]
}
}
