""GPL SMTP vrfy root""
SID: 2101446
Revision: 7
Class Type: attempted-recon
Metadata: created_at 2010_09_23, updated_at 2012_07_27
Reference:
Protocol: tcp
Source Network: $EXTERNAL_NET
Source Port: any
Destination Network: $SMTP_SERVERS
Destination Port: 25
Flow: to_server,established
Contents:
-
Value: "vrfy"
-
Value: "root"
Within:
PCRE: "/^vrfy\s+root/smi"
Special Options:
-
nocase
-
nocase