Description
The undertow client is not checking the server identity presented by the server certificate in https connections. This is a compulsory step (at least it should be performed by default) in https and in http/2. I would add it to any TLS client protocol.
Remediation
References
Related Vulnerabilities
MediaWiki Exposure of Resource to Wrong Sphere Vulnerability (CVE-2021-44854)
WebLogic Allocation of Resources Without Limits or Throttling Vulnerability (CVE-2019-17359)
IBM RTC Exposure of Sensitive Information to an Unauthorized Actor Vulnerability (CVE-2015-4962)
Atlassian Jira Cross-Site Request Forgery (CSRF) Vulnerability (CVE-2017-18033)