National Vulnerability Database

National Vulnerability Database

National Vulnerability
Database

CVE-2016-9589 Detail

Current 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) * "max-header-size" (default 1MB) per active TCP connection.

Source:  MITRE
Description Last Modified:  03/12/2018
View Analysis Description

Impact

CVSS v3.0 Severity and Metrics:

Base Score: 7.5 HIGH
Vector: AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H (V3 legend)
Impact Score: 3.6
Exploitability Score: 3.9


Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): None
Scope (S): Unchanged
Confidentiality (C): None
Integrity (I): None
Availability (A): High

CVSS v2.0 Severity and Metrics:

Base Score: 5.0 MEDIUM
Vector: (AV:N/AC:L/Au:N/C:N/I:N/A:P) (V2 legend)
Impact Subscore: 2.9
Exploitability Subscore: 10.0


Access Vector (AV): Network
Access Complexity (AC): Low
Authentication (AU): None
Confidentiality (C): None
Integrity (I): None
Availability (A): Partial
Additional Information:
Allows disruption of service

References to Advisories, Solutions, and Tools

By selecting these links, you will be leaving NIST webspace. We have provided these links to other web sites because they may have information that would be of interest to you. No inferences should be drawn on account of other sites being referenced, or not, from this page. There may be other web sites that are more appropriate for your purpose. NIST does not necessarily endorse the views expressed, or concur with the facts presented on these sites. Further, NIST does not endorse any commercial products that may be mentioned on these sites. Please address comments about this page to nvd@nist.gov.

Hyperlink Resource
http://rhn.redhat.com/errata/RHSA-2017-0830.html Vendor Advisory
http://rhn.redhat.com/errata/RHSA-2017-0831.html Vendor Advisory
http://rhn.redhat.com/errata/RHSA-2017-0832.html Vendor Advisory
http://rhn.redhat.com/errata/RHSA-2017-0834.html Vendor Advisory
http://rhn.redhat.com/errata/RHSA-2017-0876.html Vendor Advisory
http://www.securityfocus.com/bid/97060 Third Party Advisory VDB Entry
https://access.redhat.com/errata/RHSA-2017:0872 Vendor Advisory
https://access.redhat.com/errata/RHSA-2017:0873 Vendor Advisory
https://access.redhat.com/errata/RHSA-2017:3454 Vendor Advisory
https://access.redhat.com/errata/RHSA-2017:3455 Vendor Advisory
https://access.redhat.com/errata/RHSA-2017:3456 Vendor Advisory
https://access.redhat.com/errata/RHSA-2017:3458 Vendor Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=1404782 Issue Tracking

Technical Details

Vulnerability Type (View All)

  • Uncontrolled Resource Consumption ('Resource Exhaustion') (CWE-400)

Change History

2 change records found - show changes

Quick Info

CVE Dictionary Entry:
CVE-2016-9589
NVD Published Date:
03/12/2018
NVD Last Modified:
04/11/2018