alert tcp $EXTERNAL_NET any -> $HOME_NET $FTP_PORT (msg:"[PUREFTPD] Attempting to access invalid directory"; content: "[INFO] Can't change directory to"; classtype: suspicious-filename-detect; program: pure-ftpd; reference: url,wiki.quadrantsec.com/bin/view/Main/5000221; sid: 5000221; rev:2;)
-- Main.Sagan-Wiki-Add - 2015-10-21
New revisions of 5000221 will be below...
alert any $EXTERNAL_NET any -> $HOME_NET any (msg:"[PUREFTPD] Attempting to access invalid directory"; content: "[INFO] Can't change directory to"; default_proto: tcp; default_dst_port: $FTP_PORT; classtype: suspicious-filename-detect; program: pure-ftpd; reference: url,wiki.quadrantsec.com/bin/view/Main/5000221; sid: 5000221; rev:3;)
-- Main.Sagan-Wiki-Add - 2021-4-12