CVE-2023-22792
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.
- CVSS 3.1
- 7.5
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H - EPSS
- 1.7% chance of exploitation in the next 30 days; higher than 76% of CVEs (scores of 2026-10-25)
- CWEs
- CWE-1333, CWE-400
- Published
- Modified
- Record from
- the NVD, synced
Affected
- rubyonrails:rails
Packages (OSV)
| Advisory | Ecosystem | Package | Affected | Fixed in |
|---|---|---|---|---|
| GHSA-p84v-45xj-wwqj | RubyGems | actionpack | >=3.0.0 <5.2.8.15 | 5.2.8.15 |
| GHSA-p84v-45xj-wwqj | RubyGems | actionpack | >=6.0.0 <6.1.7.1 | 6.1.7.1 |
| GHSA-p84v-45xj-wwqj | RubyGems | actionpack | >=7.0.0 <7.0.4.1 | 7.0.4.1 |
References
- https://discuss.rubyonrails.org/t/cve-2023-22792-possible-redos-based-dos-vulnerability-in-action-dispatch/82115
- https://security.netapp.com/advisory/ntap-20240202-0007/
- https://www.debian.org/security/2023/dsa-5372
- https://discuss.rubyonrails.org/t/cve-2023-22792-possible-redos-based-dos-vulnerability-in-action-dispatch/82115
- https://security.netapp.com/advisory/ntap-20240202-0007/