46 lines
1.5 KiB
YAML
46 lines
1.5 KiB
YAML
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id: ssh-cbc-mode-ciphers
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info:
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name: SSH Server CBC Mode Ciphers Enabled
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author: pussycat0x
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severity: low
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description: |
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"SSH Server CBC Mode Ciphers Enabled" signifies that the SSH server supports Cipher Block Chaining (CBC) mode ciphers, which are known for potential vulnerabilities. This configuration poses a security risk, and it's recommended to disable CBC ciphers in favor of more secure alternatives for enhanced protection during data transmission.
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reference:
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- https://www.tenable.com/plugins/nessus/70658
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metadata:
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verified: true
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max-request: 2
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shodan-query: product:"OpenSSH"
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tags: js,enum,ssh,misconfig,network
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javascript:
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- pre-condition: |
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isPortOpen(Host,Port)
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code: |
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let m = require("nuclei/ssh");
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let c = m.SSHClient();
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let response = c.ConnectSSHInfoMode(Host, Port);
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to_json(response);
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args:
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Host: "{{Host}}"
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Port: "22"
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matchers-condition: and
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matchers:
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- type: word
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words:
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- "client_to_server_ciphers"
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- "server_to_client_ciphers"
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condition: and
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- type: word
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words:
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- "aes128-cbc"
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- "aes192-cbc:"
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- "aes256-cbc"
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- "3des-cbc"
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- "blowfish-cbc"
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- "cast128-cbc"
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condition: or
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# digest: 4b0a0048304602210082687c326b5c8ec0803ad1e07fd7d94f166ac53dad501f5ad325daf42d789045022100e7525130e591163bc997cca9eac1c1b757c6099e892becc2e9b546f12298d13d:922c64590222798bb761d5b6d8e72950
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