CVE-2023-22796

7.5 Élevée

Publiée le 09/02/2023 à 21:15 · Modifiée le 24/10/2026 à 15:10 · Modifiée · Source : support@hackerone.com

Description

A regular expression based DoS vulnerability in Active Support <6.1.7.1 and <7.0.4.1. A specially crafted string passed to the underscore method 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.

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Produits concernés

https://github.com/rails/rails
Activesupport project activesupport

Scores CVSS

Version	Score	Source	Vecteur
3.1	7.5 Élevée	nvd@nist.gov (NVD)	`CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H`

Faiblesses (CWE)

CWE-400
CWE-1333

Références

https://discuss.rubyonrails.org/t/cve-2023-22796-possible-redos-based-dos-vulnerability-in-active-supports-underscore/82116 PatchVendor Advisory
https://security.netapp.com/advisory/ntap-20240202-0009/
https://www.debian.org/security/2023/dsa-5372
https://discuss.rubyonrails.org/t/cve-2023-22796-possible-redos-based-dos-vulnerability-in-active-supports-underscore/82116 PatchVendor Advisory
https://security.netapp.com/advisory/ntap-20240202-0009/
https://www.debian.org/security/2023/dsa-5372

Ailleurs

NVD
CVE.org
CIRCL Vulnerability-Lookup
CERT-FR
GitHub Advisories