CVE-2016-9589 Information

Description

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) LICENSE README.md cvefilelist cvelist nvdcve nvdpages.sh scripts test-CVE-2017-1882.markdown test-CVE-2017-18822.markdown tmpvendorlinks \max-header-size\ (default 1MB) per active TCP connection.

CVSS Vector

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Reference

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

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

NONE

Availability Impact

NONE

Base Score

HIGH

Base Severity

7.5