Description
The actionpack ruby gem (a framework for handling and responding to web requests in Rails) before 6.0.3.7, 6.1.3.2 suffers from a possible denial of service vulnerability in the Mime type parser of Action Dispatch. Carefully crafted Accept headers can cause the mime type parser in Action Dispatch to do catastrophic backtracking in the regular expression engine.
Remediation
References
Related Vulnerabilities
WordPress Plugin 1player Cross-Site Scripting (1.3)
Drupal Cross-Site Request Forgery (CSRF) Vulnerability (CVE-2008-6532)
Django Exposure of Sensitive Information to an Unauthorized Actor Vulnerability (CVE-2013-0305)
Atlassian Confluence Server-Side Request Forgery (SSRF) Vulnerability (CVE-2019-3395)