CVE-2021-3503 Metrics exposure in Wildfly

What is CVE-2021-3503?

CVE-2021-3503 is a medium-severity vulnerability in wildfly, published on 18 Apr 2022. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

A flaw was found in Wildfly where insufficient RBAC restrictions may lead to expose metrics data. The highest threat from this vulnerability is to the confidentiality.

Weakness: CWE-200

Which versions are affected by CVE-2021-3503?

3 open source packages ship an affected version, including org.wildfly:wildfly-metrics and wildfly. It affects 1 product.

Products include Redhat Wildfly.

How do I fix CVE-2021-3503?

Upgrade org.wildfly:wildfly-metrics to 23.0.1.Final or later.

Is CVE-2021-3503 being exploited?

There is no known exploitation of CVE-2021-3503 in the wild and no public exploit code.

Other vulnerabilities in wildfly

• CVE-2018-10683 Auth bypass in n/a Critical 9.8
• CVE-2020-10740 Wildfly Unsafe Deserialization Vulnerability Medium 6.6
• CVE-2020-27822 Wildfly has a memory leak vulnerability Medium 5.9
• CVE-2020-1719 Privilege Context Switching Error in wildlfy Medium 5.4
• CVE-2020-25640 Wildfly logs plaintext passwords Medium 5.3

Sources

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

Also known as BIT-wildfly-2021-3503, GHSA-c4r5-xvgw-2942.