ISC StormCast for Tuesday, July 23rd 2019

Analyzing Compressed PowerShell Scripts
https://isc.sans.edu/forums/diary/Analyzing+Compressed+PowerShell+Scripts/25158/
PaloAlto GlobalProtect PreAuth RCE
http://blog.orange.tw/2019/07/attacking-ssl-vpn-part-1-preauth-rce-on-palo-alto.html
Fortinet Vulnerability
https://fortiguard.com/psirt/FG-IR-19-144
ProFTPd Permission Bypass Vulnerability
https://tbspace.de/cve201912815proftpd.html