webrick is vulnerable to HTTP request smuggling. The vulnerability exists as the request parser allows invalid Transfer-Encoding
header values of close
and keep-alive
to be parsed and interpreted incorrectly.
github.com/ruby/webrick/commit/076ac636bf48b7a492887ce4de7041de23e6c00d
github.com/ruby/webrick/commit/8946bb38b4d87549f0d99ed73c62c41933f97cc7
hackerone.com/reports/965267
lists.fedoraproject.org/archives/list/[email protected]/message/PFP3E7KXXT3H3KA6CBZPUOGA5VPFARRJ/
lists.fedoraproject.org/archives/list/[email protected]/message/YTZURYROG3FFED3TYCQOBV66BS4K6WOV/
security.netapp.com/advisory/ntap-20210115-0008/
www.ruby-lang.org/en/news/2020/09/29/http-request-smuggling-cve-2020-25613/