""ET EXPLOIT COMTREND ADSL Router CT-5367 Remote DNS Change Attempt""
SID: 2023467
Revision: 2
Class Type: attempted-admin
Metadata: attack_target Client_Endpoint, created_at 2016_10_31, deployment Perimeter, signature_severity Major, updated_at 2021_03_03
Reference:
Protocol: tcp
Source Network: any
Source Port: any
Destination Network: $HOME_NET
Destination Port: $HTTP_PORTS
Flow: established,to_server
Contents:
-
Value: "GET"
-
Value: "/dnscfg.cgi?"
-
Value: "dnsPrimary="
-
Value: "dnsRefresh="
Within:
PCRE:
Special Options:
-
http_method
-
http_uri
-
fast_pattern
-
nocase
-
http_uri
-
http_uri
-
nocase