CVE-2023-22796 | Mend Vulnerability Database

Vulnerability DatabaseCVE-2023-22796

CVE-2023-22796

February 09, 2023

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.

Related Resources (11)

https://github.com/rails/rails/commit/a7cda7e6aa5334ab41b1f4b0f671be931be946ef

https://www.debian.org/security/2023/dsa-5372

https://security.netapp.com/advisory/ntap-20240202-0009/

https://github.com/rails/rails/commit/2164d4f6a1bde74b911fe9ba3c8df1b5bf345bf8

https://rubyonrails.org/2023/1/17/Rails-Versions-6-0-6-1-6-1-7-1-7-0-4-1-have-been-released

https://discuss.rubyonrails.org/t/cve-2023-22796-possible-redos-based-dos-vulnerability-in-active-supports-underscore/82116

https://github.com/rails/rails

https://nvd.nist.gov/vuln/detail/CVE-2023-22796

https://github.com/rubysec/ruby-advisory-db/blob/master/gems/activesupport/CVE-2023-22796.yml

https://github.com/rails/rails/releases/tag/v6.1.7.1

https://github.com/rails/rails/releases/tag/v7.0.4.1