CVE-2023-22792
- State
- Published
- Severity
- 7.5 High
- Published
- Feb 9, 2023
- Updated
- Mar 24, 2025
- Reserved
- Jan 6, 2023
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.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 3.1 | 7.5 High | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H | CISA-ADP |
Weaknesses
- CWE-400 Denial of Service (CWE-400)
Affected Products
| Product | Versions |
|---|---|
https://github.com/rails/railsn/a |
|
References
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