Resource exhaustion in Keycloak and JBoss Enterprise Application Platform - CVE-2016-8627
Published: May 11, 2018 / Updated: August 8, 2020
Vulnerability identifier: #VU37138
CSH Severity: Medium
CVSS v4: 6.9 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2016-8627
CWE-ID: CWE-400
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote non-authenticated attacker to perform a denial of service (DoS) attack.
admin-cli before versions 3.0.0.alpha25, 2.2.1.cr2 is vulnerable to an EAP feature to download server log files that allows logs to be available via GET requests making them vulnerable to cross-origin attacks. An attacker could trigger the user's browser to request the log files consuming enough resources that normal server functioning could be impaired.
Affected software
Keycloak
JBoss Enterprise Application Platform
JBoss Enterprise Application Platform
How to mitigate CVE-2016-8627
Install update from vendor's website.
External References
- http://rhn.redhat.com/errata/RHSA-2017-0170.html
- http://rhn.redhat.com/errata/RHSA-2017-0171.html
- http://rhn.redhat.com/errata/RHSA-2017-0172.html
- http://rhn.redhat.com/errata/RHSA-2017-0173.html
- http://rhn.redhat.com/errata/RHSA-2017-0244.html
- http://rhn.redhat.com/errata/RHSA-2017-0245.html
- http://rhn.redhat.com/errata/RHSA-2017-0246.html
- http://rhn.redhat.com/errata/RHSA-2017-0247.html
- http://rhn.redhat.com/errata/RHSA-2017-0250.html
- http://www.securityfocus.com/bid/95698
- http://www.securitytracker.com/id/1037660
- 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=CVE-2016-8627