""ET SCAN libwww-perl GET to // with specific HTTP header ordering without libwww-perl User-Agent""
SID: 2013416
Revision: 7
Class Type: attempted-recon
Metadata: created_at 2011_08_17, performance_impact Moderate, updated_at 2024_04_09
Reference:
Protocol: tcp
Source Network: $EXTERNAL_NET
Source Port: any
Destination Network: $HTTP_SERVERS
Destination Port: $HTTP_PORTS
Flow: established,to_server
Contents:
-
Value: "GET //" Depth: 6
-
Value: "HTTP/1.1|0d 0a|TE|3a| deflate,gzip|3b|q=0.3|0d 0a|Connection|3a| TE, close|0d 0a|Host|3a| "
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Value: "User-Agent|3a| "
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Value: !"libwww-perl/"
Within: 100
PCRE: "/^TE\x3a deflate,gzip\x3bq=0.3\r\nHost\x3a[^\r\n]+\r\nUser-Agent\x3a[^\r\n]+\r\n$/H"
Special Options:
-
fast_pattern
-
http_header