Vulnerability Details CVE-2021-3629
A flaw was found in Undertow. A potential security issue in flow control handling by the browser over http/2 may potentially cause overhead or a denial of service in the server. The highest threat from this vulnerability is availability. This flaw affects Undertow versions prior to 2.0.40.Final and prior to 2.2.11.Final.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.001
EPSS Ranking 24.8%
CVSS Severity
CVSS v3 Score 5.9
CVSS v2 Score 4.3
Products affected by CVE-2021-3629
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cpe:2.3:a:netapp:active_iq_unified_manager:-
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cpe:2.3:a:netapp:oncommand_insight:-
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cpe:2.3:a:netapp:oncommand_workflow_automation:-
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cpe:2.3:a:redhat:integration:-
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cpe:2.3:a:redhat:jboss_enterprise_application_platform:-
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cpe:2.3:a:redhat:jboss_enterprise_application_platform:7.3
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cpe:2.3:a:redhat:jboss_enterprise_application_platform:7.4
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cpe:2.3:a:redhat:single_sign-on:-
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cpe:2.3:a:redhat:undertow:-
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cpe:2.3:a:redhat:undertow:1.0.0
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cpe:2.3:a:redhat:undertow:1.0.1
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cpe:2.3:a:redhat:undertow:1.0.10
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cpe:2.3:a:redhat:undertow:1.0.11
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cpe:2.3:a:redhat:undertow:1.0.12
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cpe:2.3:a:redhat:undertow:1.0.13
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cpe:2.3:a:redhat:undertow:1.0.14
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cpe:2.3:a:redhat:undertow:1.0.15
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cpe:2.3:a:redhat:undertow:1.0.16
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cpe:2.3:a:redhat:undertow:1.0.17
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cpe:2.3:a:redhat:undertow:1.0.18
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cpe:2.3:a:redhat:undertow:1.0.19
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cpe:2.3:a:redhat:undertow:1.0.2
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cpe:2.3:a:redhat:undertow:1.0.3
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cpe:2.3:a:redhat:undertow:1.0.4
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cpe:2.3:a:redhat:undertow:1.0.5
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cpe:2.3:a:redhat:undertow:1.0.6
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cpe:2.3:a:redhat:undertow:1.0.7
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cpe:2.3:a:redhat:undertow:1.0.8
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cpe:2.3:a:redhat:undertow:1.0.9
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cpe:2.3:a:redhat:undertow:1.1.0
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cpe:2.3:a:redhat:undertow:1.1.1
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cpe:2.3:a:redhat:undertow:1.1.2
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cpe:2.3:a:redhat:undertow:1.1.3
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cpe:2.3:a:redhat:undertow:1.1.4
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cpe:2.3:a:redhat:undertow:1.1.5
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cpe:2.3:a:redhat:undertow:1.1.6
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cpe:2.3:a:redhat:undertow:1.1.7
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cpe:2.3:a:redhat:undertow:1.1.8
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cpe:2.3:a:redhat:undertow:1.1.9
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cpe:2.3:a:redhat:undertow:1.2.0
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cpe:2.3:a:redhat:undertow:1.2.1
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cpe:2.3:a:redhat:undertow:1.2.10
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cpe:2.3:a:redhat:undertow:1.2.11
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cpe:2.3:a:redhat:undertow:1.2.12
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cpe:2.3:a:redhat:undertow:1.2.2
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cpe:2.3:a:redhat:undertow:1.2.3
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cpe:2.3:a:redhat:undertow:1.2.4
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cpe:2.3:a:redhat:undertow:1.2.5
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cpe:2.3:a:redhat:undertow:1.2.6
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cpe:2.3:a:redhat:undertow:1.2.7
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cpe:2.3:a:redhat:undertow:1.2.8
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cpe:2.3:a:redhat:undertow:1.2.9
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cpe:2.3:a:redhat:undertow:1.3.0
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cpe:2.3:a:redhat:undertow:1.3.1
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cpe:2.3:a:redhat:undertow:1.3.10
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cpe:2.3:a:redhat:undertow:1.3.11
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cpe:2.3:a:redhat:undertow:1.3.12
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cpe:2.3:a:redhat:undertow:1.3.13
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cpe:2.3:a:redhat:undertow:1.3.14
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cpe:2.3:a:redhat:undertow:1.3.15
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cpe:2.3:a:redhat:undertow:1.3.16
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cpe:2.3:a:redhat:undertow:1.3.17
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cpe:2.3:a:redhat:undertow:1.3.18
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cpe:2.3:a:redhat:undertow:1.3.19
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cpe:2.3:a:redhat:undertow:1.3.2
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cpe:2.3:a:redhat:undertow:1.3.20
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cpe:2.3:a:redhat:undertow:1.3.21
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cpe:2.3:a:redhat:undertow:1.3.22
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cpe:2.3:a:redhat:undertow:1.3.23
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cpe:2.3:a:redhat:undertow:1.3.24
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cpe:2.3:a:redhat:undertow:1.3.25
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cpe:2.3:a:redhat:undertow:1.3.26
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cpe:2.3:a:redhat:undertow:1.3.27
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cpe:2.3:a:redhat:undertow:1.3.28
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cpe:2.3:a:redhat:undertow:1.3.29
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cpe:2.3:a:redhat:undertow:1.3.3
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cpe:2.3:a:redhat:undertow:1.3.30
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cpe:2.3:a:redhat:undertow:1.3.31
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cpe:2.3:a:redhat:undertow:1.3.32
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cpe:2.3:a:redhat:undertow:1.3.33
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cpe:2.3:a:redhat:undertow:1.3.4
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cpe:2.3:a:redhat:undertow:1.3.5
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cpe:2.3:a:redhat:undertow:1.3.6
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cpe:2.3:a:redhat:undertow:1.3.7
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cpe:2.3:a:redhat:undertow:1.3.8
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cpe:2.3:a:redhat:undertow:1.3.9
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cpe:2.3:a:redhat:undertow:1.4.0
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cpe:2.3:a:redhat:undertow:1.4.1
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cpe:2.3:a:redhat:undertow:1.4.10
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cpe:2.3:a:redhat:undertow:1.4.11
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cpe:2.3:a:redhat:undertow:1.4.12
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cpe:2.3:a:redhat:undertow:1.4.13
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cpe:2.3:a:redhat:undertow:1.4.14
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cpe:2.3:a:redhat:undertow:1.4.15
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cpe:2.3:a:redhat:undertow:1.4.16
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cpe:2.3:a:redhat:undertow:1.4.17
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cpe:2.3:a:redhat:undertow:1.4.18
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cpe:2.3:a:redhat:undertow:1.4.19
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cpe:2.3:a:redhat:undertow:1.4.2
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cpe:2.3:a:redhat:undertow:1.4.20
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cpe:2.3:a:redhat:undertow:1.4.21
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cpe:2.3:a:redhat:undertow:1.4.22
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cpe:2.3:a:redhat:undertow:1.4.23
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cpe:2.3:a:redhat:undertow:1.4.24
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cpe:2.3:a:redhat:undertow:1.4.25
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cpe:2.3:a:redhat:undertow:1.4.26
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cpe:2.3:a:redhat:undertow:1.4.27
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cpe:2.3:a:redhat:undertow:1.4.28
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cpe:2.3:a:redhat:undertow:1.4.3
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cpe:2.3:a:redhat:undertow:1.4.4
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cpe:2.3:a:redhat:undertow:1.4.5
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cpe:2.3:a:redhat:undertow:1.4.6
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cpe:2.3:a:redhat:undertow:1.4.7
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cpe:2.3:a:redhat:undertow:1.4.8
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cpe:2.3:a:redhat:undertow:2.0.0
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cpe:2.3:a:redhat:undertow:2.0.1
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cpe:2.3:a:redhat:undertow:2.0.10
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cpe:2.3:a:redhat:undertow:2.0.11
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cpe:2.3:a:redhat:undertow:2.0.12
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cpe:2.3:a:redhat:undertow:2.0.13
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cpe:2.3:a:redhat:undertow:2.0.14
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cpe:2.3:a:redhat:undertow:2.0.15
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cpe:2.3:a:redhat:undertow:2.0.16
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cpe:2.3:a:redhat:undertow:2.0.17
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cpe:2.3:a:redhat:undertow:2.0.18
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cpe:2.3:a:redhat:undertow:2.0.19
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cpe:2.3:a:redhat:undertow:2.0.2
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cpe:2.3:a:redhat:undertow:2.0.20
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cpe:2.3:a:redhat:undertow:2.0.21
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cpe:2.3:a:redhat:undertow:2.0.22
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cpe:2.3:a:redhat:undertow:2.0.23
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cpe:2.3:a:redhat:undertow:2.0.24
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cpe:2.3:a:redhat:undertow:2.0.25
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cpe:2.3:a:redhat:undertow:2.0.26
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cpe:2.3:a:redhat:undertow:2.0.27
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cpe:2.3:a:redhat:undertow:2.0.28
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cpe:2.3:a:redhat:undertow:2.0.29
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cpe:2.3:a:redhat:undertow:2.0.3
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cpe:2.3:a:redhat:undertow:2.0.30
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cpe:2.3:a:redhat:undertow:2.0.31
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cpe:2.3:a:redhat:undertow:2.0.32
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cpe:2.3:a:redhat:undertow:2.0.33
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cpe:2.3:a:redhat:undertow:2.0.34
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cpe:2.3:a:redhat:undertow:2.0.35
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cpe:2.3:a:redhat:undertow:2.0.36
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cpe:2.3:a:redhat:undertow:2.0.39
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cpe:2.3:a:redhat:undertow:2.0.4
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cpe:2.3:a:redhat:undertow:2.0.5
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cpe:2.3:a:redhat:undertow:2.0.6
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cpe:2.3:a:redhat:undertow:2.0.7
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cpe:2.3:a:redhat:undertow:2.0.8
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cpe:2.3:a:redhat:undertow:2.0.9
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cpe:2.3:a:redhat:undertow:2.2.0
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cpe:2.3:a:redhat:undertow:2.2.1
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cpe:2.3:a:redhat:undertow:2.2.10
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cpe:2.3:a:redhat:undertow:2.2.2
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cpe:2.3:a:redhat:undertow:2.2.3
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cpe:2.3:a:redhat:undertow:2.2.4
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cpe:2.3:a:redhat:undertow:2.2.5
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cpe:2.3:a:redhat:undertow:2.2.6
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cpe:2.3:a:redhat:undertow:2.2.7
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cpe:2.3:a:redhat:undertow:2.2.9
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cpe:2.3:a:redhat:wildfly_core:1.0.0
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cpe:2.3:a:redhat:wildfly_core:1.0.1
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cpe:2.3:a:redhat:wildfly_core:1.0.2
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cpe:2.3:a:redhat:wildfly_core:10.0.0
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cpe:2.3:a:redhat:wildfly_core:15.0.30
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cpe:2.3:a:redhat:wildfly_core:2.0.0
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cpe:2.3:a:redhat:wildfly_core:2.0.1
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cpe:2.3:a:redhat:wildfly_core:2.0.10
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cpe:2.3:a:redhat:wildfly_core:2.0.11
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cpe:2.3:a:redhat:wildfly_core:2.0.12
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cpe:2.3:a:redhat:wildfly_core:2.0.13
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cpe:2.3:a:redhat:wildfly_core:2.0.2
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cpe:2.3:a:redhat:wildfly_core:2.0.3
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cpe:2.3:a:redhat:wildfly_core:2.0.4
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cpe:2.3:a:redhat:wildfly_core:2.0.5
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cpe:2.3:a:redhat:wildfly_core:2.0.6
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cpe:2.3:a:redhat:wildfly_core:2.0.7
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cpe:2.3:a:redhat:wildfly_core:2.0.8
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cpe:2.3:a:redhat:wildfly_core:2.0.9
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cpe:2.3:a:redhat:wildfly_core:2.1.0
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cpe:2.3:a:redhat:wildfly_core:2.1.1
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cpe:2.3:a:redhat:wildfly_core:2.1.10
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cpe:2.3:a:redhat:wildfly_core:2.1.11
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cpe:2.3:a:redhat:wildfly_core:2.1.12
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cpe:2.3:a:redhat:wildfly_core:2.1.13
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cpe:2.3:a:redhat:wildfly_core:2.1.14
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cpe:2.3:a:redhat:wildfly_core:2.1.15
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cpe:2.3:a:redhat:wildfly_core:2.1.16
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cpe:2.3:a:redhat:wildfly_core:2.1.17
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cpe:2.3:a:redhat:wildfly_core:2.1.18
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cpe:2.3:a:redhat:wildfly_core:2.1.19
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cpe:2.3:a:redhat:wildfly_core:2.1.2
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cpe:2.3:a:redhat:wildfly_core:2.1.20
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cpe:2.3:a:redhat:wildfly_core:2.1.3
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cpe:2.3:a:redhat:wildfly_core:2.1.4
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cpe:2.3:a:redhat:wildfly_core:2.1.5
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cpe:2.3:a:redhat:wildfly_core:2.1.6
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cpe:2.3:a:redhat:wildfly_core:2.1.7
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cpe:2.3:a:redhat:wildfly_core:2.1.8
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cpe:2.3:a:redhat:wildfly_core:2.1.9
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cpe:2.3:a:redhat:wildfly_core:2.2.0
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cpe:2.3:a:redhat:wildfly_core:2.2.1
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cpe:2.3:a:redhat:wildfly_core:3.0.0
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cpe:2.3:a:redhat:wildfly_core:3.0.1
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cpe:2.3:a:redhat:wildfly_core:3.0.10
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cpe:2.3:a:redhat:wildfly_core:3.0.2
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cpe:2.3:a:redhat:wildfly_core:3.0.3
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cpe:2.3:a:redhat:wildfly_core:3.0.4
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cpe:2.3:a:redhat:wildfly_core:3.0.5
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cpe:2.3:a:redhat:wildfly_core:3.0.6
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cpe:2.3:a:redhat:wildfly_core:3.0.7
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cpe:2.3:a:redhat:wildfly_core:3.0.8
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cpe:2.3:a:redhat:wildfly_core:3.0.9
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cpe:2.3:a:redhat:wildfly_core:3.1.0
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cpe:2.3:a:redhat:wildfly_core:4.0.0
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cpe:2.3:a:redhat:wildfly_core:5.0.0
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cpe:2.3:a:redhat:wildfly_core:6.0.0
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cpe:2.3:a:redhat:wildfly_core:6.0.1
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cpe:2.3:a:redhat:wildfly_core:6.0.2
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cpe:2.3:a:redhat:wildfly_core:7.0.0
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cpe:2.3:a:redhat:wildfly_core:8.0.0
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cpe:2.3:a:redhat:wildfly_core:9.0.0
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cpe:2.3:a:redhat:wildfly_core:9.0.1
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cpe:2.3:a:redhat:wildfly_core:9.0.2
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cpe:2.3:o:redhat:enterprise_linux:6.0
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cpe:2.3:o:redhat:enterprise_linux:7.0
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cpe:2.3:o:redhat:enterprise_linux:8.0