CVE-2017-7561 Inconsistent Interpretation of HTTP Requests in Red Hat JBoss EAP

High 7.5 Published Updated

Attackers can poison server-side caches or bypass CORS restrictions in JAX-RS, potentially exposing sensitive data or bypassing security controls.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Over the internet
Victim action needed
Not needed
Fix
Available

What is CVE-2017-7561?

CVE-2017-7561 is a high-severity vulnerability in Redhat Jboss Enterprise Application Platform, published on 13 Sep 2017. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

Red Hat JBoss EAP version 3.0.7 through before 4.0.0.Beta1 is vulnerable to a server-side cache poisoning or CORS requests in the JAX-RS component resulting in a moderate impact.

Weakness: CWE-444, CWE-346

Which versions are affected by CVE-2017-7561?

4 open source packages ship an affected version, including org.jboss.resteasy:resteasy-jaxrs. It affects 1 product.

PackageAffectedFixed in
org.jboss.resteasy:resteasy-jaxrs MavenFrom 3.0.7.Final3.0.25.Final
org.jboss.resteasy:resteasy-jaxrs MavenFrom 3.0.7.Final3.0.25.Final
org.jboss.resteasy:resteasy-jaxrs MavenFrom 3.1.4.Final3.5.0.CR1
org.jboss.resteasy:resteasy-jaxrs MavenFrom 3.1.4.Final3.5.0.CR1

Products include Redhat Jboss Enterprise Application Platform.

How do I fix CVE-2017-7561?

Upgrade org.jboss.resteasy:resteasy-jaxrs to a fixed version for your release line: 3.0.25.Final or 3.5.0.CR1.

Is CVE-2017-7561 being exploited?

There is no known exploitation of CVE-2017-7561 in the wild and no public exploit code.

All Redhat Jboss Enterprise Application Platform vulnerabilities

Sources

Also known as DEBIAN-CVE-2017-7561, GHSA-57q5-x8jf-g7h8, UBUNTU-CVE-2017-7561.

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