created simple vuln scanner to learn python

simple_vulln_scanner.py

@@ -0,0 +1,40 @@
+import socket
+import os
+import sys
+
+def retBanner(ip, port):
+    try:
+        socket.setdefaulttimeout(2)
+        s = socket.socket()
+        s.connect((ip, port))
+        banner = s.recv(1024)
+        return banner
+    except:
+        return
+def checkVulns(banner, filename):
+    f = open(filename, 'r')
+    for line in f.readlines():
+        if line.strip('\n') in banner:
+            print '[+] Server is vulnerable: ' + banner.strip('\n')
+def main():
+    if len(sys.argv) == 2:
+        filename = sys.argv[1]
+        if not os.path.isfile(filename):
+            print '[-] ' + filename + ' does not exist.'
+        exit(0)
+        if not os.access(filename, os.R_OK):
+            print '[-] ' + filename + ' access denied.'
+        exit(0)
+    else:
+        print '[-] Usage: ' + str(sys.argv[0]) + ' <vuln filename>'
+        exit(0)
+    portList = [21, 22, 25, 80, 110, 443]
+    for x in range(147, 150):
+        ip = '192.168.95.' + str(x)
+        for port in portList:
+            banner = retBanner(ip, port)
+            if banner:
+                print '[+] ' + ip + ': ' + banner
+                checkVulns(banner, filename)
+if __name__ == '__main__':
+    main()

vuln_list.txt

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+Test