CVE-2017-7881

8.8 HIGH
Published: April 15, 2017 Modified: May 13, 2026
View on NVD

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.

AI Explanation

Get an AI-powered plain-language explanation of this vulnerability and remediation steps.

Login to generate AI explanation

CVSS v3.x Details

0.0 Low Medium High Critical 10.0
Vector String
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

References to Advisories, Solutions, and Tools

Patch Vendor Advisory Exploit Third Party Advisory
https://github.com/bigtreecms/BigTree-CMS/commit/7761481ac40d83ac29fef42bc6b3c07c86694b56
Source: cve@mitre.org
Issue Tracking Patch Third Party Advisory
https://www.cdxy.me/?p=765
Source: cve@mitre.org
Exploit Third Party Advisory
https://github.com/bigtreecms/BigTree-CMS/commit/7761481ac40d83ac29fef42bc6b3c07c86694b56
Source: af854a3a-2127-422b-91ae-364da2661108
Issue Tracking Patch Third Party Advisory
https://www.cdxy.me/?p=765
Source: af854a3a-2127-422b-91ae-364da2661108
Exploit Third Party Advisory

4 reference(s) from NVD

Quick Stats

CVSS v3 Score
8.8 / 10.0
EPSS (Exploit Probability)
0.8%
50th percentile
Exploitation Status
Not in CISA KEV

Weaknesses (CWE)

Affected Vendors

bigtreecms