A regular expression based DoS vulnerability in Action Dispatch <6.1.7.1 and <7.0.4.1 related to the If-None-Match header. A specially crafted HTTP If-None-Match header can cause the regular expression engine to enter a state of catastrophic backtracking when on a version of Ruby below 3.2.0. 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.
| Reporter | Title | Published | Views | Family All 69 |
|---|---|---|---|---|
 | Security Bulletin: Netcool Operations Insights 1.6.9 addresses multiple security vulnerabilities. | 18 Jul 202313:09 | – | ibm |
| Security Bulletin: Multiple vulnerabilities affect IBM Db2® on Cloud Pak for Data, and Db2 Warehouse on Cloud Pak for Data | 20 Jun 202400:38 | – | ibm |
 | CVE-2023-22795 | 9 Feb 202320:15 | – | attackerkb |
 | CVE-2023-22795 | 9 Feb 202320:15 | – | alpinelinux |
 | The vulnerability of the ActionDispatch component in the Ruby on Rails software framework, which allows a hacker to trigger a service failure. | 12 Feb 202500:00 | – | bdu_fstec |
 | CVE-2023-22795 affecting package ruby 2.6.10-1 | 12 Jan 202509:15 | – | cbl_mariner |
| CVE-2023-22795 affecting package ruby for versions less than 3.1.4-1 | 25 May 202309:38 | – | cbl_mariner |
 | CVE-2023-22795 | 9 Feb 202322:26 | – | circl |
 | actionpack 安全漏洞 | 20 Jan 202300:00 | – | cnnvd |
 | CVE-2023-22795 | 9 Feb 202300:00 | – | cve |
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25 May 2023 07:00Current
6.4Medium risk
Vulners AI Score6.4
CVSS 3.17.5
EPSS0.02278