In Wireshark 2.4.0 to 2.4.13, 2.6.0 to 2.6.7, and 3.0.0, the NetScaler file parser could crash. This was addressed in wiretap/netscaler.c by improving data validation.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.097
EPSS Ranking 92.6%