CVE-2021-3644 wildfly-core allows user with access to management interface to access vault expression, retrieve item from vault

What is CVE-2021-3644?

CVE-2021-3644 is a low-severity vulnerability in wildfly-core, published on 26 Aug 2022. An attacker needs administrator access to exploit it, with no action from the victim.

Official description

A flaw was found in wildfly-core in all versions. If a vault expression is in the form of a single attribute that contains multiple expressions, a user who was granted access to the management interface can potentially access a vault expression they should not be able to access and possibly retrieve the item which was stored in the vault. The highest threat from this vulnerability is data confidentiality and integrity.

Weakness: CWE-200

Which versions are affected by CVE-2021-3644?

5 open source packages ship an affected version, including org.wildfly.core:wildfly-server and wildfly. It affects 2 products.

Products include Redhat Descision Manager, Redhat Wildfly.

How do I fix CVE-2021-3644?

Upgrade org.wildfly.core:wildfly-server to a fixed version for your release line: 16.0.1.Final or 17.0.0.Beta3.

Is CVE-2021-3644 being exploited?

There is no known exploitation of CVE-2021-3644 in the wild and no public exploit code.

Other vulnerabilities in wildfly-core

• CVE-2022-0853 Information disclosure in jboss-client High 7.5
• CVE-2021-20306 Information disclosure in Business-central Medium 4.3

Sources

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

Also known as BIT-wildfly-2021-3644, GHSA-w88m-2936-rmxr.