{ "data_type": "CVE", "data_format": "MITRE", "data_version": "4.0", "CVE_data_meta": { "ID": "CVE-2023-22796", "ASSIGNER": "support@hackerone.com", "STATE": "PUBLIC" }, "affects": { "vendor": { "vendor_data": [ { "vendor_name": "n/a", "product": { "product_data": [ { "product_name": "https://github.com/rails/rails", "version": { "version_data": [ { "version_value": "6.1.7.1, 7.0.4.1" } ] } } ] } } ] } }, "problemtype": { "problemtype_data": [ { "description": [ { "lang": "eng", "value": "Denial of Service (CWE-400)" } ] } ] }, "references": { "reference_data": [ { "refsource": "MISC", "name": "https://discuss.rubyonrails.org/t/cve-2023-22796-possible-redos-based-dos-vulnerability-in-active-supports-underscore/82116", "url": "https://discuss.rubyonrails.org/t/cve-2023-22796-possible-redos-based-dos-vulnerability-in-active-supports-underscore/82116" }, { "refsource": "DEBIAN", "name": "DSA-5372", "url": "https://www.debian.org/security/2023/dsa-5372" } ] }, "description": { "description_data": [ { "lang": "eng", "value": "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." } ] } }