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CVE-2023-22792

nvd nist
Published: Feb 9, 2023Modified: Mar 24, 2025

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7.5
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Exploitability: 3.9 / Impact: 3.6
Source: NVD

Description

A regular expression based DoS vulnerability in Action Dispatch <6.0.6.1,< 6.1.7.1, and <7.0.4.1. 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.

Affected (3)

Products: Rubyonrails: Rails
Rubyonrails
1 product
Rails
Configuration A
3 vulnerable
Vulnerable SoftwareAffected Versions
Rubyonrails
Rails
From 3.0.0 to 6.0.6.1
Rails
From 6.1.0 to 6.1.7.1
Rails
From 7.0.0 to 7.0.4.1

Related CWEs

CWE-1333
Inefficient Regular Expression Complexity
The product uses a regular expression with an inefficient, possibly exponential worst-case computational complexity that consumes excessive CPU cycles.
CWE-400
Uncontrolled Resource Consumption
The product does not properly control the allocation and maintenance of a limited resource, thereby enabling an actor to influence the amount of resources consumed, eventually leading to the exhaustion of available resources.

References (6)

Source: support@hackerone.com
PatchVendor Advisory
Source: support@hackerone.com
Source: support@hackerone.com
Source: af854a3a-2127-422b-91ae-364da2661108
PatchVendor Advisory
Source: af854a3a-2127-422b-91ae-364da2661108
Source: af854a3a-2127-422b-91ae-364da2661108

Timeline

No history available yet.