From 076ac636bf48b7a492887ce4de7041de23e6c00d Mon Sep 17 00:00:00 2001 From: Yusuke Endoh Date: Tue, 29 Sep 2020 13:15:58 +0900 Subject: [PATCH] Make it more strict to interpret some headers Some regexps were too tolerant. --- lib/webrick/httprequest.rb | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) diff --git a/lib/webrick/httprequest.rb b/lib/webrick/httprequest.rb index 87dc879..6af0cee 100644 --- a/lib/webrick/httprequest.rb +++ b/lib/webrick/httprequest.rb @@ -226,9 +226,9 @@ def parse(socket=nil) raise HTTPStatus::BadRequest, "bad URI `#{@unparsed_uri}'." end - if /close/io =~ self["connection"] + if /\Aclose\z/io =~ self["connection"] @keep_alive = false - elsif /keep-alive/io =~ self["connection"] + elsif /\Akeep-alive\z/io =~ self["connection"] @keep_alive = true elsif @http_version < "1.1" @keep_alive = false @@ -503,7 +503,7 @@ def read_body(socket, block) return unless socket if tc = self['transfer-encoding'] case tc - when /chunked/io then read_chunked(socket, block) + when /\Achunked\z/io then read_chunked(socket, block) else raise HTTPStatus::NotImplemented, "Transfer-Encoding: #{tc}." end elsif self['content-length'] || @remaining_size