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{
"data_type" : "CVE" ,
"data_format" : "MITRE" ,
"data_version" : "4.0" ,
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"generator" : {
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"engine" : "Vulnogram 0.0.9"
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} ,
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"CVE_data_meta" : {
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"ID" : "CVE-2021-31403" ,
"ASSIGNER" : "security@vaadin.com" ,
"DATE_PUBLIC" : "2021-02-12T09:17:00.000Z" ,
"TITLE" : "Timing side channel vulnerability in UIDL request handler in Vaadin 7 and 8" ,
"AKA" : "" ,
"STATE" : "PUBLIC"
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} ,
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"source" : {
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"defect" : [ ] ,
"advisory" : "" ,
"discovery" : "EXTERNAL"
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} ,
"affects" : {
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"vendor" : {
"vendor_data" : [
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{
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"vendor_name" : "Vaadin" ,
"product" : {
"product_data" : [
{
"product_name" : "Vaadin" ,
"version" : {
"version_data" : [
{
"version_name" : "" ,
"version_affected" : ">=" ,
"version_value" : "7.0.0" ,
"platform" : ""
} ,
{
"version_name" : "" ,
"version_affected" : "<=" ,
"version_value" : "7.7.23" ,
"platform" : ""
} ,
{
"version_name" : "" ,
"version_affected" : ">=" ,
"version_value" : "8.0.0" ,
"platform" : ""
} ,
{
"version_name" : "" ,
"version_affected" : "<=" ,
"version_value" : "8.12.2" ,
"platform" : ""
}
]
}
} ,
{
"product_name" : "vaadin-server" ,
"version" : {
"version_data" : [
{
"version_name" : "" ,
"version_affected" : ">=" ,
"version_value" : "7.0.0" ,
"platform" : ""
} ,
{
"version_name" : "" ,
"version_affected" : "<=" ,
"version_value" : "7.7.21" ,
"platform" : ""
} ,
{
"version_name" : "" ,
"version_affected" : ">=" ,
"version_value" : "8.0.0" ,
"platform" : ""
} ,
{
"version_name" : "" ,
"version_affected" : "<=" ,
"version_value" : "8.12.2" ,
"platform" : ""
}
]
}
}
]
}
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}
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]
}
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} ,
"problemtype" : {
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"problemtype_data" : [
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{
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"description" : [
{
"lang" : "eng" ,
"value" : "CWE-208 Information Exposure Through Timing Discrepancy"
}
]
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}
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]
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} ,
"description" : {
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"description_data" : [
{
"lang" : "eng" ,
"value" : "Non-constant-time comparison of CSRF tokens in UIDL request handler in com.vaadin:vaadin-server versions 7.0.0 through 7.7.23 (Vaadin 7.0.0 through 7.7.23), and 8.0.0 through 8.12.2 (Vaadin 8.0.0 through 8.12.2) allows attacker to guess a security token via timing attack"
}
]
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} ,
"references" : {
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"reference_data" : [
{
"refsource" : "MISC" ,
"url" : "https://vaadin.com/security/cve-2021-31403" ,
"name" : "https://vaadin.com/security/cve-2021-31403"
} ,
{
"refsource" : "MISC" ,
"url" : "https://github.com/vaadin/framework/pull/12190" ,
"name" : "https://github.com/vaadin/framework/pull/12190"
} ,
{
"refsource" : "MISC" ,
"url" : "https://github.com/vaadin/framework/pull/12188" ,
"name" : "https://github.com/vaadin/framework/pull/12188"
}
]
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} ,
"configuration" : [ ] ,
"impact" : {
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"cvss" : {
"version" : "3.1" ,
"attackVector" : "LOCAL" ,
"attackComplexity" : "HIGH" ,
"privilegesRequired" : "NONE" ,
"userInteraction" : "NONE" ,
"scope" : "UNCHANGED" ,
"confidentialityImpact" : "LOW" ,
"integrityImpact" : "LOW" ,
"availabilityImpact" : "NONE" ,
"vectorString" : "CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:N" ,
"baseScore" : 4 ,
"baseSeverity" : "MEDIUM"
}
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} ,
"exploit" : [ ] ,
"work_around" : [ ] ,
"solution" : [ ] ,
"credit" : [
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{
"lang" : "eng" ,
"value" : "This issue was discovered and responsibly reported by Xhelal Likaj."
}
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]
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}
