PT-2017-13407 · Tianchoy · Tianchoy/Blog

Published 2017-09-12 · Updated 2017-09-26 · CVE-2017-14346

Positive Technologies (AI Summary)

CVSS v3.1

9.8

Critical

Base vector

AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Name of the Vulnerable Software and Affected Versions tianchoy/blog versions prior to 2017-09-12

Description The issue allows unrestricted file upload and PHP code execution. This can be achieved by using specific content types such as image/jpeg, image/pjpeg, image/png, or image/gif for a .php file.

Recommendations For versions prior to 2017-09-12, restrict file uploads to only necessary file types and validate the uploaded files to prevent PHP code execution. As a temporary workaround, consider disabling the file upload functionality in upload.php until a proper fix is applied.

Exploit

Fix

Unrestricted File Upload

Weakness Enumeration

CWE-434

Related Identifiers

CVE-2017-14346

Affected Products

Tianchoy/Blog

References · 3

• 🔥 https://github.com/imsebao/404team/blob/master/tianchoy-blog-getshell.md · Exploit
• https://osv.dev/vulnerability/CVE-2017-14346 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2017-14346 · Security Note