CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
AI Score
Confidence
High
EPSS
Percentile
90.0%
It was found in Undertow before 1.3.28 that with non-clean TCP close, the Websocket server gets into infinite loop on every IO thread, effectively causing DoS.
[
{
"product": "undertow",
"vendor": "[UNKNOWN]",
"versions": [
{
"status": "affected",
"version": "1.3.28.Final-redhat-4"
}
]
}
]
rhn.redhat.com/errata/RHSA-2017-1409.html
www.securityfocus.com/bid/98965
access.redhat.com/errata/RHSA-2017:1410
access.redhat.com/errata/RHSA-2017:1411
access.redhat.com/errata/RHSA-2017:1412
access.redhat.com/errata/RHSA-2017:3454
access.redhat.com/errata/RHSA-2017:3455
access.redhat.com/errata/RHSA-2017:3456
access.redhat.com/errata/RHSA-2017:3458
bugzilla.redhat.com/show_bug.cgi?id=CVE-2017-2670
www.debian.org/security/2017/dsa-3906
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
AI Score
Confidence
High
EPSS
Percentile
90.0%