CVE-2022-44572

Name of the Vulnerable Software and Affected Versions Rack versions 2.0.0 through 2.0.9.1 Rack versions 2.1.0 through 2.1.4.1 Rack versions 2.2.0 through 2.2.4.0 Rack versions 3.0.0 through 3.0.0.0

Description A denial of service vulnerability in the multipart parsing component of Rack could allow an attacker to craft input that can cause RFC2183 multipart boundary parsing in Rack to take an unexpected amount of time, possibly resulting in a denial of service attack vector. Any applications that parse multipart posts using Rack are impacted.

Recommendations For Rack versions 2.0.0 through 2.0.9.1, update to version 2.0.9.2 or apply the patch 2-0-Forbid-control-characters-in-attributes.patch. For Rack versions 2.1.0 through 2.1.4.1, update to version 2.1.4.2 or apply the patch 2-1-Forbid-control-characters-in-attributes.patch. For Rack versions 2.2.0 through 2.2.4.0, update to version 2.2.4.1 or apply the patch 2-2-Forbid-control-characters-in-attributes.patch. For Rack versions 3.0.0 through 3.0.0.0, update to version 3.0.0.1 or apply the patch 3-0-Forbid-control-characters-in-attributes.patch.