Vulnerability Details CVE-2016-9589
Undertow in Red Hat wildfly before version 11.0.0.Beta1 is vulnerable to a resource exhaustion resulting in a denial of service. Undertow keeps a cache of seen HTTP headers in persistent connections. It was found that this cache can easily exploited to fill memory with garbage, up to "max-headers" (default 200) * "max-header-size" (default 1MB) per active TCP connection.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.031
EPSS Ranking 86.2%
CVSS Severity
CVSS v3 Score 7.5
CVSS v2 Score 5.0
References
- http://rhn.redhat.com/errata/RHSA-2017-0830.html
- http://rhn.redhat.com/errata/RHSA-2017-0831.html
- http://rhn.redhat.com/errata/RHSA-2017-0832.html
- http://rhn.redhat.com/errata/RHSA-2017-0834.html
- http://rhn.redhat.com/errata/RHSA-2017-0876.html
- http://www.securityfocus.com/bid/97060
- https://access.redhat.com/errata/RHSA-2017:0872
- https://access.redhat.com/errata/RHSA-2017:0873
- https://access.redhat.com/errata/RHSA-2017:3454
- https://access.redhat.com/errata/RHSA-2017:3455
- https://access.redhat.com/errata/RHSA-2017:3456
- https://access.redhat.com/errata/RHSA-2017:3458
- https://bugzilla.redhat.com/show_bug.cgi?id=1404782
- http://rhn.redhat.com/errata/RHSA-2017-0830.html
- http://rhn.redhat.com/errata/RHSA-2017-0831.html
- http://rhn.redhat.com/errata/RHSA-2017-0832.html
- http://rhn.redhat.com/errata/RHSA-2017-0834.html
- http://rhn.redhat.com/errata/RHSA-2017-0876.html
- http://www.securityfocus.com/bid/97060
- https://access.redhat.com/errata/RHSA-2017:0872
- https://access.redhat.com/errata/RHSA-2017:0873
- https://access.redhat.com/errata/RHSA-2017:3454
- https://access.redhat.com/errata/RHSA-2017:3455
- https://access.redhat.com/errata/RHSA-2017:3456
- https://access.redhat.com/errata/RHSA-2017:3458
- https://bugzilla.redhat.com/show_bug.cgi?id=1404782
Products affected by CVE-2016-9589
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cpe:2.3:a:redhat:jboss_wildfly_application_server:-
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cpe:2.3:a:redhat:jboss_wildfly_application_server:10.0.0
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cpe:2.3:a:redhat:jboss_wildfly_application_server:10.1.0
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cpe:2.3:a:redhat:jboss_wildfly_application_server:11.0.0
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cpe:2.3:a:redhat:jboss_wildfly_application_server:2.0.0
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cpe:2.3:a:redhat:jboss_wildfly_application_server:8.0.0
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cpe:2.3:a:redhat:jboss_wildfly_application_server:8.1.0
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cpe:2.3:a:redhat:jboss_wildfly_application_server:8.2.0
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cpe:2.3:a:redhat:jboss_wildfly_application_server:8.2.1
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cpe:2.3:a:redhat:jboss_wildfly_application_server:9.0.0
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cpe:2.3:a:redhat:jboss_wildfly_application_server:9.0.1
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cpe:2.3:a:redhat:jboss_wildfly_application_server:9.0.2