Arbitrary file upload in Wpanel Cms Project
CVE-2021-34257
Multiple Remote Code Execution (RCE) vulnerabilities exist in WPanel 4 4.3.1 and below via a malicious PHP file upload to (1) Dashboard's Avatar image, (2) Posts Folder image, (3) Pages Folder image and (4) Gallery Folder image.
Vulnerability class: Unrestricted File Upload
Published · last modified .
CVSS v3 metric
CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.018 (78.1th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 78th percentile — 78.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.018 · newest: 0.018 · change: 0.000
Affected products
Weakness classification (CWE)
Public proof-of-concept exploits
References
- latestpcsolution.wordpress.com/2021/06/05/wpanel4-cms-authenticated-rce/ (Exploit, Third Party Advisory)
- github.com/Sentinal920/WPanel4-Authenticated-RCE (Exploit, Third Party Advisory)
Frequently asked questions
- What is CVE-2021-34257?
- CVE-2021-34257 is a high-severity vulnerability in Wpanel Cms Project, classified under Unrestricted Upload of File with Dangerous Type. CVSS score: 8.8/10. Published 2022-03-31.
- How severe is CVE-2021-34257?
- High severity. CVSS v3 base score is 8.8 out of 10.
- Is CVE-2021-34257 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.