Arbitrary file upload in Wp3dprinting 3dprint Lite
CVE-2021-4436
The 3DPrint Lite WordPress plugin before 1.9.1.5 does not have any authorisation and does not check the uploaded file in its p3dlite_handle_upload AJAX action , allowing unauthenticated users to upload arbitrary file to the web server. However, there is a .htaccess, preventing the file to be accessed on Web servers such as Apache.
Vulnerability class: Unrestricted File Upload
EPSS: 0.066 (93.2th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.
Affected products
- Wp3dprinting 3dprint_lite
- Unknown 3dprint Lite — versions 0
Weakness classification (CWE)
Public proof-of-concept exploits
References
- contact@wpscan.com (Exploit, technical-description, Third Party Advisory, exploit, vdb-entry)
Frequently asked questions
- What is CVE-2021-4436?
- CVE-2021-4436 is a critical-severity vulnerability in Wp3dprinting 3dprint Lite, classified under Unrestricted Upload of File with Dangerous Type. CVSS score: 9.8/10. Published 2024-02-05.
- How severe is CVE-2021-4436?
- Critical severity. CVSS v3 base score is 9.8 out of 10.
- Is CVE-2021-4436 known to be exploited?
- 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.