2024-08-01 09:02:24 +00:00
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id: db2-discover
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info:
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name: Broadcast DB2 Discover
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author: pussycat0x
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severity: info
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description: |
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Attempts to discover DB2 servers on the network by sending a broadcast request to port 523/udp.
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reference:
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- https://nmap.org/nsedoc/scripts/broadcast-db2-discover.html
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metadata:
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shodan-query: port:523
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2024-08-02 12:17:30 +00:00
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verified: true
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max-request: 1
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2024-08-01 09:02:24 +00:00
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tags: ibm,network,js,udp
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javascript:
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- pre-condition: |
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isUDPPortOpen(Host,Port);
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code: |
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let packet = bytes.NewBuffer();
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const c = require("nuclei/net");
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const cmd = "DB2GETADDR\0SQL09010\0"
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packet.WriteString(cmd)
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let conn = c.Open('udp', `${Host}:${Port}`);
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conn.SendHex(packet.Hex());
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const result = conn.RecvString()
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const cleanedString = result.replace(/\x00/g, '');
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let combinedResult;
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if (cleanedString.includes("DB2RETADDRSQL")) {
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const regex = /^DB2RETADDRSQL(\d{2})(\d{2})(\d{1})(.*)$/;
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const matches = cleanedString.match(regex);
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const formattedNumber = matches ? `${matches[1]}.${matches[2]}.${matches[3]}` : '';
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const hostname = matches ? matches[4] : '';
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combinedResult = `Db2 Version: ${formattedNumber}, Hostname: ${hostname}`;
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} else {
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conn.Close();
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}
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combinedResult;
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args:
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Host: "{{Host}}"
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Port: 523
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matchers:
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- type: dsl
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dsl:
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- "success == true"
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extractors:
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- type: dsl
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dsl:
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- response
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