Resource exhaustion in Red Hat, Inc. Wildfly
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.
Vulnerability class: DoS (Denial of Service)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.
EPSS exploit prediction
EPSS: 0.030 (86.7th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 87th percentile — 86.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.030 · newest: 0.030 · change: 0.000
Affected products
- Red Hat, Inc. Wildfly — versions 11.0.0.Beta1
- Red Hat Jboss Wildfly Application Server — versions 11.0.0
Weakness classification (CWE)
References
- rhn.redhat.com/errata/RHSA-2017-0831.html (vendor-advisory, Vendor Advisory)
- rhn.redhat.com/errata/RHSA-2017-0876.html (vendor-advisory, Vendor Advisory)
- rhn.redhat.com/errata/RHSA-2017-0834.html (vendor-advisory, Vendor Advisory)
- bugzilla.redhat.com/show_bug.cgi (Issue Tracking)
- access.redhat.com/errata/RHSA-2017:3458 (vendor-advisory, Vendor Advisory)
- rhn.redhat.com/errata/RHSA-2017-0832.html (vendor-advisory, Vendor Advisory)
- www.securityfocus.com/bid/97060 (VDB Entry, Third Party Advisory, vdb-entry)
- access.redhat.com/errata/RHSA-2017:3455 (vendor-advisory, Vendor Advisory)
- access.redhat.com/errata/RHSA-2017:3456 (vendor-advisory, Vendor Advisory)
- access.redhat.com/errata/RHSA-2017:0873 (vendor-advisory, Vendor Advisory)
Frequently asked questions
- What is CVE-2016-9589?
- CVE-2016-9589 is a high-severity vulnerability in Red Hat, Inc. Wildfly, classified under Uncontrolled Resource Consumption. CVSS score: 7.5/10. Published 2018-03-12.
- How severe is CVE-2016-9589?
- High severity. CVSS v3 base score is 7.5 out of 10.