CVE-2018-1047 Improper Input Validation in org.wildfly:wildfly-undertow

What is CVE-2018-1047?

CVE-2018-1047 is a medium-severity path traversal vulnerability in Redhat Jboss Enterprise Application Platform, published on 24 Jan 2018. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

A flaw was found in Wildfly 9.x. A path traversal vulnerability through the org.wildfly.extension.undertow.deployment.ServletResourceManager.getResource method could lead to information disclosure of arbitrary local files.

Weakness: CWE-22, CWE-20

Which versions are affected by CVE-2018-1047?

2 open source packages ship an affected version, including org.wildfly:wildfly-undertow. It affects 2 products.

Products include Redhat Jboss Enterprise Application Platform, Redhat Jboss Wildfly Application Server.

How do I fix CVE-2018-1047?

Upgrade org.wildfly:wildfly-undertow to 12.0.0 or later.

Upgrade, and resolve every user-supplied path against an allowed base folder before opening it. More about Path traversal.

Is CVE-2018-1047 being exploited?

There is no known exploitation of CVE-2018-1047 in the wild and no public exploit code.

Public exploit code: 1 proofs of concept on GitHub.

Other vulnerabilities in Redhat Jboss Enterprise Application Platform

• CVE-2017-12149 Red Hat JBoss Application Server Remote Code Execution Exploited Critical 9.8
• CVE-2010-1428 Red Hat JBoss Information Disclosure Exploited Medium 5.9
• CVE-2010-0738 Red Hat JBoss Authentication Bypass Exploited Low 3.7
• CVE-2016-3690 Deserialization in n/a Critical 9.8
• CVE-2017-7504 Deserialization in JBoss Critical 9.8

All Redhat Jboss Enterprise Application Platform vulnerabilities

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as GHSA-fmr4-w67p-vh8x, UBUNTU-CVE-2018-1047.