CVE-2024-47220

HIGH7.5EPSS 0.11%

HTTP Request Smuggling in ruby webrick

Published: 9/22/2024Modified: 2/4/2026
Also known as:GHSA-6f62-3596-g6w7CGA-26g8-c8gp-gjfh

Description

An issue was discovered in the WEBrick toolkit through 1.8.1 for Ruby. It allows HTTP request smuggling by providing both a Content-Length header and a Transfer-Encoding header, e.g., "GET /admin HTTP/1.1\r\n" inside of a "POST /user HTTP/1.1\r\n" request. NOTE: the supplier's position is "Webrick should not be used in production."

Affected packages (2)

CVSS scores

SourceVersionSeverityVector
osvCVSS 3.1HIGH7.5CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N

References (9)