Is CVE-2015-5220 being actively exploited?

CVE-2015-5220 is not currently listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.

What is the CVSS score for CVE-2015-5220?

CVE-2015-5220 has a CVSS 2.0 base score of 5.0 (MEDIUM).

CVE-2015-5220

MEDIUM · CVSS 5.0EPSS 3.0%EU EUVD

The Web Console in Red Hat Enterprise Application Platform (EAP) before 6.4.4 and WildFly (formerly JBoss Application Server) allows remote attackers to cause a denial of service (memory consumption) via a large request header.

Key facts

CVSS score: 5.0 (v2.0)
Severity: MEDIUM
CVSS vector: AV:N/AC:L/Au:N/C:N/I:N/A:P
Weakness (CWE): CWE-119
EPSS score: 3.0% (87th percentile)
In CISA KEV: No
In EU EUVD: Yes (EUVD-2015-5217)
Published: October 27, 2015
NVD last modified: June 17, 2026
Status: Modified

EU Vulnerability Database (EUVD)

This vulnerability is also tracked by ENISA as EUVD-2015-5217 in the EU Vulnerability Database. Last updated in EUVD on August 6, 2024.

View on the EU Vulnerability Database

Affected products

redhat / jboss enterprise application platform
redhat / jboss wildfly application server

Certified products that may be affected

3 FIPS 140 or Common Criteria certified products, from automated matching by sec-certs.org.

JBoss Enterprise Application Platform 6 Version 6.2.2 - Red Hat, Inc. - Common Criteria BSI-DSZ-CC-0909-2015 - archived
JBoss Enterprise Application Platform 5 Version 5.1.0 and 5.1.1 - Red Hat, Inc. - Common Criteria BSI-DSZ-CC-0687-2011 - archived
JBoss Enterprise Application Platform Version 4.3 CP03 - Red Hat, Inc. - Common Criteria BSI-DSZ-CC-0531-2009 - archived

References

http://rhn.redhat.com/errata/RHSA-2015-1904.html(Vendor Advisory)
http://rhn.redhat.com/errata/RHSA-2015-1905.html(Vendor Advisory)
http://rhn.redhat.com/errata/RHSA-2015-1906.html(Vendor Advisory)
http://rhn.redhat.com/errata/RHSA-2015-1907.html(Vendor Advisory)
http://rhn.redhat.com/errata/RHSA-2015-1908.html(Vendor Advisory)
http://rhn.redhat.com/errata/RHSA-2016-1519.html(Patch, Vendor Advisory)
http://www.securitytracker.com/id/1033859(Third Party Advisory, VDB Entry)
https://bugzilla.redhat.com/show_bug.cgi?id=1255597(Issue Tracking, Vendor Advisory)

Last updated September 17, 2026 · Source: NVD, CISA KEV, FIRST.org EPSS

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