Files
nuclei-templates/javascript/detection/ntp-version-detect.yaml
2025-11-05 00:07:03 +00:00

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YAML

id: ntp-version-detect
info:
name: NTP Version Detection
author: pussycat0x
severity: info
description: |
Detects if a target host is running NTP Service on port 123.
metadata:
verified: true
shodan-query: "NTP"
tags: ntp,ntpsec,udp,javascript
javascript:
- pre-condition: |
isUDPPortOpen(Host, Port);
code: |
const c = require("nuclei/net");
const payload = "160203e80000000000000000";
const conn = c.Open('udp', `${Host}:${Port}`);
conn.SendHex(payload);
let resp = conn.RecvFullString(2048);
resp;
args:
Host: "{{Host}}"
Port: 123
matchers:
- type: dsl
dsl:
- contains_all(response, "version","processor","system")
extractors:
- type: regex
group: 1
regex:
- 'version="([^"]+)"'
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