CVE-2022-44572 – rack

Package

Manager: gem
Name: rack
Vulnerable Version: >=2.0.0 <2.0.9.2 || >=2.1.0.0 <2.1.4.2 || >=2.2.0.0 <2.2.6.1 || >=3.0.0.0 <3.0.4.1

Severity

Level: Low

CVSS v3.1: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L/E:U/RL:O/RC:R

CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N

EPSS: 0.00287 pctl0.51783

Details

Denial of service via multipart parsing in Rack There is a denial of service vulnerability in the multipart parsing component of Rack. This vulnerability has been assigned the CVE identifier CVE-2022-44572. Versions Affected: >= 2.0.0 Not affected: None. Fixed Versions: 2.0.9.2, 2.1.4.2, 2.2.6.1, 3.0.0.1 Impact Carefully crafted input 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 (virtually all Rails applications) are impacted. Releases The fixed releases are available at the normal locations. Workarounds There are no feasible workarounds for this issue. Patches To aid users who aren’t able to upgrade immediately we have provided patches for the two supported release series. They are in git-am format and consist of a single changeset. 2-0-Forbid-control-characters-in-attributes.patch - Patch for 2.0 series 2-1-Forbid-control-characters-in-attributes.patch - Patch for 2.1 series 2-2-Forbid-control-characters-in-attributes.patch - Patch for 2.2 series 3-0-Forbid-control-characters-in-attributes.patch - Patch for 3.0 series

Metadata

Created: 2023-01-18T18:19:21Z
Modified: 2023-10-23T19:17:24Z
Source: https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2023/01/GHSA-rqv2-275x-2jq5/GHSA-rqv2-275x-2jq5.json
CWE IDs: ["CWE-1333", "CWE-400"]
Alternative ID: GHSA-rqv2-275x-2jq5
Finding: F211
Auto approve: 1