cve/2017/CVE-2017-7881.md

CVE-2017-7881

Description

BigTree CMS through 4.2.17 relies on a substring check for CSRF protection, which allows remote attackers to bypass this check by placing the required admin/developer/ URI within a query string in an HTTP Referer header. This was found in core/admin/modules/developer/_header.php and patched in core/inc/bigtree/admin.php on 2017-04-14.

POC

Reference

• https://www.cdxy.me/?p=765

Github

• https://github.com/DigiBorg0/BitTree-Cms
• https://github.com/RobinHoodCoder/Perceptica
• https://github.com/bigtreecms/BigTree-CMS