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…

PriorityP342high7.5CVSS 3.1

AVNACLPRNUINSUCNINAH

EPSS

1.70%

74.6th percentile

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.

Affected

12 ranges

Vendor	Product	Version range	Fixed in
actionpack_project	actionpack	>= 3.0.0 < 5.2.8.15	5.2.8.15
actionpack_project	actionpack	>= 6.0.0 < 6.1.7.1	6.1.7.1
actionpack_project	actionpack	>= 7.0.0 < 7.0.4.1	7.0.4.1
debian	rails	< rails 2:6.1.7.3+dfsg-1 (bookworm)	rails 2:6.1.7.3+dfsg-1 (bookworm)
https	github.com_rails_rails	—	—
rubyonrails	rails	>= 0 < 2:6.0.3.7+dfsg-2+deb11u1	2:6.0.3.7+dfsg-2+deb11u1
rubyonrails	rails	>= 0 < 2:6.1.7.3+dfsg-1	2:6.1.7.3+dfsg-1
rubyonrails	rails	>= 0 < 2:6.1.7.3+dfsg-1	2:6.1.7.3+dfsg-1
rubyonrails	rails	>= 0 < 2:6.1.7.3+dfsg-1	2:6.1.7.3+dfsg-1
rubyonrails	rails	>= 3.0.0 < 6.0.6.1	6.0.6.1
rubyonrails	rails	>= 6.1.0 < 6.1.7.1	6.1.7.1
rubyonrails	rails	>= 7.0.0 < 7.0.4.1	7.0.4.1

CVSS provenance

nvdv3.17.5HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

ghsa7.5HIGH

osv7.5HIGH

vendor_debian7.5HIGH

vendor_redhat7.5HIGH

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