#alert tcp any any -> any !$SSH_PORTS (msg:"ET POLICY SSH Client Banner Detected on Unusual Port"; flow:established,to_server; flowbits:isset,ET.is_ssh_server_banner; content:"SSH-"; offset:0; depth:4; byte_test:1,>,48,0,relative; byte_test:1,<,51,0,relative; byte_test:1,=,46,1,relative; flowbits:set,ET.is_ssh_client_banner; reference:url,doc.emergingthreats.net/2001980; classtype:misc-activity; sid:2001980; rev:11; metadata:created_at 2010_07_30, updated_at 2022_10_19;)

Added 2022-10-19 16:36:22 UTC

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#alert tcp any any -> any !$SSH_PORTS (msg:"ET POLICY SSH Client Banner Detected on Unusual Port"; flowbits:isset,is_ssh_server_banner; flow: from_client,established; content:"SSH-"; offset: 0; depth: 4; byte_test:1,>,48,0,relative; byte_test:1,<,51,0,relative; byte_test:1,=,46,1,relative; flowbits: set,ET.is_ssh_client_banner; reference:url,doc.emergingthreats.net/2001980; classtype:misc-activity; sid:2001980; rev:10; metadata:created_at 2010_07_30, updated_at 2010_07_30;)

Added 2022-03-27 11:30:54 UTC

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#alert tcp any any -> any !$SSH_PORTS (msg:"ET POLICY SSH Client Banner Detected on Unusual Port"; flowbits:isset,is_ssh_server_banner; flow: from_client,established; content:"SSH-"; offset: 0; depth: 4; byte_test:1,>,48,0,relative; byte_test:1,<,51,0,relative; byte_test:1,=,46,1,relative; flowbits: set,is_ssh_client_banner; reference:url,doc.emergingthreats.net/2001980; classtype:misc-activity; sid:2001980; rev:9; metadata:created_at 2010_07_30, updated_at 2010_07_30;)

Added 2018-09-13 19:37:41 UTC

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Added 2018-09-13 17:52:39 UTC

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#alert tcp any any -> any !$SSH_PORTS (msg:"ET POLICY SSH Client Banner Detected on Unusual Port"; flowbits:isset,is_ssh_server_banner; flow: from_client,established; content:"SSH-"; offset: 0; depth: 4; byte_test:1,>,48,0,relative; byte_test:1,<,51,0,relative; byte_test:1,=,46,1,relative; flowbits: set,is_ssh_client_banner; reference:url,doc.emergingthreats.net/2001980; classtype:misc-activity; sid:2001980; rev:9; metadata:created_at 2010_07_30, updated_at 2010_07_30;)

Added 2017-08-07 20:55:45 UTC

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#alert tcp any any -> any !$SSH_PORTS (msg:"ET POLICY SSH Client Banner Detected on Unusual Port"; flowbits:isset,is_ssh_server_banner; flow: from_client,established; content:"SSH-"; offset: 0; depth: 4; byte_test:1,>,48,0,relative; byte_test:1,<,51,0,relative; byte_test:1,=,46,1,relative; flowbits: set,is_ssh_client_banner; reference:url,doc.emergingthreats.net/2001980; classtype:misc-activity; sid:2001980; rev:9;)

Added 2011-10-12 19:11:05 UTC

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#alert tcp any any -> any !$SSH_PORTS (msg:"ET POLICY SSH Client Banner Detected on Unusual Port"; flowbits:isset,is_ssh_server_banner; flow: from_client,established; content:"SSH-"; offset: 0; depth: 4; byte_test:1,>,48,0,relative; byte_test:1,<,51,0,relative; byte_test:1,=,46,1,relative; flowbits: set,is_ssh_client_banner; classtype:misc-activity; reference:url,doc.emergingthreats.net/2001980; sid:2001980; rev:9;)

Added 2011-09-14 21:11:16 UTC

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#alert tcp any any -> any !$SSH_PORTS (msg:"ET POLICY SSH Client Banner Detected on Unusual Port"; flowbits:isset,is_ssh_server_banner; flow: from_client,established; content:"SSH-"; offset: 0; depth: 4; byte_test:1,>,48,0,relative; byte_test:1,<,51,0,relative; byte_test:1,=,46,1,relative; flowbits: set,is_ssh_client_banner; classtype:misc-activity; reference:url,doc.emergingthreats.net/2001980; reference:url,www.emergingthreats.net/cgi-bin/cvsweb.cgi/sigs/POLICY/POLICY_Non-Standard_SSH_Port; sid:2001980; rev:9;)

Added 2011-02-04 17:21:39 UTC

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alert tcp any any -> any !$SSH_PORTS (msg:"ET POLICY SSH Client Banner Detected on Unusual Port"; flowbits:isset,is_ssh_server_banner; flow: from_client,established; content:"SSH-"; offset: 0; depth: 4; byte_test:1,>,48,0,relative;byte_test:1,<,51,0,relative;byte_test:1,=,46,1,relative; flowbits: set,is_ssh_client_banner; classtype:misc-activity; reference:url,doc.emergingthreats.net/2001980; reference:url,www.emergingthreats.net/cgi-bin/cvsweb.cgi/sigs/POLICY/POLICY_Non-Standard_SSH_Port; sid:2001980; rev:9;)

Added 2010-06-28 22:46:59 UTC

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alert tcp any any -> any !$SSH_PORTS (msg:"ET POLICY SSH Client Banner Detected on Unusual Port"; flowbits:isset,is_ssh_server_banner; flow: from_client,established; content:"SSH-"; offset: 0; depth: 4; byte_test:1,>,48,0,relative;byte_test:1,<,51,0,relative;byte_test:1,=,46,1,relative; flowbits: set,is_ssh_client_banner; classtype:misc-activity; reference:url,doc.emergingthreats.net/2001980; reference:url,www.emergingthreats.net/cgi-bin/cvsweb.cgi/sigs/POLICY/POLICY_Non-Standard_SSH_Port; sid:2001980; rev:9;)

Added 2010-06-28 22:46:59 UTC

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alert tcp any any -> any !$SSH_PORTS (msg:"ET POLICY SSH Client Banner Detected on Unusual Port"; flowbits:isset,is_ssh_server_banner; flow: from_client,established; content:"SSH-"; offset: 0; depth: 4; byte_test:1,>,48,0,relative;byte_test:1,<,51,0,relative;byte_test:1,=,46,1,relative; flowbits: set,is_ssh_client_banner; classtype:misc-activity; reference:url,doc.emergingthreats.net/2001980; reference:url,www.emergingthreats.net/cgi-bin/cvsweb.cgi/sigs/POLICY/POLICY_Non-Standard_SSH_Port; sid: 2001980; rev:9;)

Added 2009-02-11 19:15:23 UTC

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alert tcp any any -> any !$SSH_PORTS (msg:"ET POLICY SSH Client Banner Detected on Unusual Port"; flowbits:isset,is_ssh_server_banner; flow: from_client,established; content:"SSH-"; offset: 0; depth: 4; byte_test:1,>,48,0,relative;byte_test:1,<,51,0,relative;byte_test:1,=,46,1,relative; flowbits: set,is_ssh_client_banner; classtype:misc-activity; reference:url,doc.emergingthreats.net/2001980; reference:url,www.emergingthreats.net/cgi-bin/cvsweb.cgi/sigs/POLICY/POLICY_Non-Standard_SSH_Port; sid: 2001980; rev:9;)

Added 2009-02-11 19:15:23 UTC

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alert tcp any any -> any !$SSH_PORTS (msg:"ET POLICY SSH Client Banner Detected on Unusual Port"; flowbits:isset,is_ssh_server_banner; flow: from_client,established; content:"SSH-"; offset: 0; depth: 4; byte_test:1,>,48,0,relative;byte_test:1,<,51,0,relative;byte_test:1,=,46,1,relative; flowbits: set,is_ssh_client_banner; classtype:misc-activity; sid: 2001980; rev:8;)

Added 2008-10-09 21:00:52 UTC

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alert tcp any any -> any !$SSH_PORTS (msg:"ET POLICY SSH Client Banner Detected on Unusual Port"; flowbits:isset,is_ssh_server_banner; flow: from_client,established; content:"SSH-"; offset: 0; depth: 4; byte_test:1,>,48,0,relative;byte_test:1,<,51,0,relative;byte_test:1,=,46,1,relative; flowbits: set,is_ssh_client_banner; classtype:misc-activity; sid: 2001980; rev:8;)

Added 2008-10-09 21:00:52 UTC

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alert tcp any any -> any !$SSH_PORTS (msg:"ET POLICY SSH Client Banner Detected on Unusual Port"; flowbits:noalert; flowbits:isset,is_ssh_server_banner; flow: from_client,established; content:"SSH-"; offset: 0; depth: 4; byte_test:1,>,48,0,relative;byte_test:1,<,51,0,relative;byte_test:1,=,46,1,relative; flowbits: set,is_ssh_client_banner; classtype:misc-activity; sid: 2001980; rev:7;)

Added 2008-01-31 18:48:10 UTC

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alert tcp any any -> any !$SSH_PORTS (msg:"ET POLICY SSH Client Banner Detected on Unusual Port"; flowbits:noalert; flowbits:isset,is_ssh_server_banner; flow: from_client,established; content:"SSH-"; offset: 0; depth: 4; byte_test:1,>,48,0,relative;byte_test:1,<,51,0,relative;byte_test:1,=,46,1,relative; flowbits: set,is_ssh_client_banner; classtype:misc-activity; sid: 2001980; rev:7;)

Added 2008-01-31 18:48:10 UTC

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alert tcp any any -> any !$SSH_PORTS (msg: "BLEEDING-EDGE POLICY SSH Client Banner Detected on Unusual Port"; flowbits:noalert; flowbits:isset,is_ssh_server_banner; flow: from_client,established; content:"SSH-"; offset: 0; depth: 4; byte_test:1,>,48,0,relative;byte_test:1,<,51,0,relative;byte_test:1,=,46,1,relative; flowbits: set,is_ssh_client_banner; classtype:misc-activity; sid: 2001980; rev:6; )

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