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Ruby on Rails Inefficient Regular Expression Complexity Vulnerability - CVE-2023-22792 - Vulnerability Database
Ruby on Rails

Ruby on Rails Inefficient Regular Expression Complexity Vulnerability - CVE-2023-22792

High
Reference: CVE-2023-22792
NVD Link: https://nvd.nist.gov/vuln/detail/CVE-2023-22792
Title: Ruby on Rails Inefficient Regular Expression Complexity Vulnerability
Overview:

A regular expression based DoS vulnerability in Action Dispatch lt6.0.6.1lt 6.1.7.1 and lt7.0.4.1. Specially crafted cookies in combination with a specially crafted X_FORWARDED_HOST header can cause the regular expression engine to enter a state of catastrophic backtracking. This can cause the process to use large amounts of CPU and memory leading to a possible DoS vulnerability All users running an affected release should either upgrade or use one of the workarounds immediately.