CVE-2016-9589
High
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.
SeverityHigh
CVSS7.5
Exploit probability—
Product
Redhat Jboss Wildfly Application Server
PublishedMar 12, 2018
First seenMar 12, 2018
Weakness typeCWE-400Uncontrolled resource consumption
How to fix
Update
- org.wildfly:wildfly-undertow11.0.0.Beta1 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| redhat jboss_wildfly_application_server | v ≤ 10.1.0, 11.0.0 | — |
| org.wildfly:wildfly-undertowMaven | v < 11.0.0.Beta1 | 11.0.0.Beta1 |
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