CVE-2014-7839 XML External Entity Reference in RESTEasy

Medium 6.4 Published Updated

Remote attackers can exploit XML External Entity vulnerabilities in RESTEasy to read sensitive files or cause denial of service.

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

What is CVE-2014-7839?

CVE-2014-7839 is a medium-severity vulnerability in n/a, published on 25 Nov 2014. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

DocumentProvider in RESTEasy 2.3.7 and 3.0.9 does not configure the (1) external-general-entities or (2) external-parameter-entities features, which allows remote attackers to conduct XML external entity (XXE) attacks via unspecified vectors.

Weakness: CWE-20

Which versions are affected by CVE-2014-7839?

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

PackageAffectedFixed in
org.jboss.resteasy:resteasy-jaxrs MavenAll versions3.0.11.Final
org.jboss.resteasy:resteasy-jaxrs MavenAll versions3.0.11.Final

Products include Redhat Resteasy.

How do I fix CVE-2014-7839?

Upgrade org.jboss.resteasy:resteasy-jaxrs to 3.0.11.Final or later.

Is CVE-2014-7839 being exploited?

There is no known exploitation of CVE-2014-7839 in the wild and no public exploit code.

Sources

Also known as GHSA-pc54-pchm-xcw6.

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