CVSS3
Attack Vector
LOCAL
Attack Complexity
HIGH
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
LOW
Integrity Impact
LOW
Availability Impact
NONE
CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:N
AI Score
Confidence
High
EPSS
Percentile
12.6%
Non-constant-time comparison of CSRF tokens in UIDL request handler in com.vaadin:flow-server versions 1.0.0 through 1.0.13 (Vaadin 10.0.0 through 10.0.16), 1.1.0 prior to 2.0.0 (Vaadin 11 prior to 14), 2.0.0 through 2.4.6 (Vaadin 14.0.0 through 14.4.6), 3.0.0 prior to 5.0.0 (Vaadin 15 prior to 18), and 5.0.0 through 5.0.2 (Vaadin 18.0.0 through 18.0.5) allows attacker to guess a security token via timing attack.
[
{
"product": "Vaadin",
"vendor": "Vaadin",
"versions": [
{
"changes": [
{
"at": "11.0.0",
"status": "affected"
},
{
"at": "14.0.0",
"status": "unaffected"
},
{
"at": "14.0.0",
"status": "affected"
},
{
"at": "15.0.0",
"status": "affected"
},
{
"at": "18.0.0",
"status": "unaffected"
},
{
"at": "18.0.0",
"status": "affected"
}
],
"lessThan": "*",
"status": "affected",
"version": "10.0.0",
"versionType": "custom"
}
]
},
{
"product": "flow-server",
"vendor": "Vaadin",
"versions": [
{
"changes": [
{
"at": "1.1.0",
"status": "affected"
},
{
"at": "2.0.0",
"status": "unaffected"
},
{
"at": "2.0.0",
"status": "affected"
},
{
"at": "3.0.0",
"status": "affected"
},
{
"at": "5.0.0",
"status": "unaffected"
},
{
"at": "5.0.0",
"status": "affected"
}
],
"lessThan": "*",
"status": "affected",
"version": "1.0.0",
"versionType": "custom"
}
]
}
]