1 files changed, 24 insertions, 30 deletions
diff --git a/spec/ruby/security/cve_2017_17742_spec.rb b/spec/ruby/security/cve_2017_17742_spec.rb
index f1205412c6..72776cb497 100644
--- a/spec/ruby/security/cve_2017_17742_spec.rb
+++ b/spec/ruby/security/cve_2017_17742_spec.rb
@@ -4,37 +4,31 @@ require "webrick"
 require "stringio"
 require "net/http"
 
-guard -> {
-  ruby_version_is "2.3.7"..."2.4" or
-  ruby_version_is "2.4.4"..."2.5" or
-  ruby_version_is "2.5.1"
-} do
-  describe "WEBrick" do
-    describe "resists CVE-2017-17742" do
-      it "for a response splitting headers" do
-        config = WEBrick::Config::HTTP
-        res = WEBrick::HTTPResponse.new config
-        res['X-header'] = "malicious\r\nCookie: hack"
-        io = StringIO.new
-        res.send_response io
-        io.rewind
-        res = Net::HTTPResponse.read_new(Net::BufferedIO.new(io))
-        res.code.should == '500'
-        io.string.should_not =~ /hack/
-      end
+describe "WEBrick" do
+  describe "resists CVE-2017-17742" do
+    it "for a response splitting headers" do
+      config = WEBrick::Config::HTTP
+      res = WEBrick::HTTPResponse.new config
+      res['X-header'] = "malicious\r\nCookie: hack"
+      io = StringIO.new
+      res.send_response io
+      io.rewind
+      res = Net::HTTPResponse.read_new(Net::BufferedIO.new(io))
+      res.code.should == '500'
+      io.string.should_not =~ /hack/
+    end
 
-      it "for a response splitting cookie headers" do
-        user_input = "malicious\r\nCookie: hack"
-        config = WEBrick::Config::HTTP
-        res = WEBrick::HTTPResponse.new config
-        res.cookies << WEBrick::Cookie.new('author', user_input)
-        io = StringIO.new
-        res.send_response io
-        io.rewind
-        res = Net::HTTPResponse.read_new(Net::BufferedIO.new(io))
-        res.code.should == '500'
-        io.string.should_not =~ /hack/
-      end
+    it "for a response splitting cookie headers" do
+      user_input = "malicious\r\nCookie: hack"
+      config = WEBrick::Config::HTTP
+      res = WEBrick::HTTPResponse.new config
+      res.cookies << WEBrick::Cookie.new('author', user_input)
+      io = StringIO.new
+      res.send_response io
+      io.rewind
+      res = Net::HTTPResponse.read_new(Net::BufferedIO.new(io))
+      res.code.should == '500'
+      io.string.should_not =~ /hack/
     end
   end
 end