Arbitrary file upload in Contao
CVE-2024-45398
Contao is an Open Source CMS. In affected versions a back end user with access to the file manager can upload malicious files and execute them on the server. Users are advised to update to Contao 4.13.49, 5.3.15 or 5.4.3. Users unable to update are advised to configure their web server so it does not execute PHP files and other scripts in the Contao file upload directory.
Vulnerability class: Unrestricted File Upload
Published · last modified .
CVSS v3 metric
CVSS v3 base score 8.3 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:L.
EPSS exploit prediction
EPSS: 0.005 (42.7th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 43rd percentile — 42.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.005 · newest: 0.005 · change: 0.000
Affected products
- Contao — versions >=4.0.0, < 4.13.49, >= 5.0.0, < 5.3.15, >= 5.4.0, < 5.4.3
Weakness classification (CWE)
References
- github.com/contao/contao/security/advisories/GHSA-vm6r-j788-hjh5 (Third Party Advisory)
- contao.org/en/security-advisories/remote-command-execution-through-file-uploads (Vendor Advisory)
Frequently asked questions
- What is CVE-2024-45398?
- CVE-2024-45398 is a high-severity vulnerability in Contao, classified under Unrestricted Upload of File with Dangerous Type. CVSS score: 8.3/10. Published 2024-09-17.
- How severe is CVE-2024-45398?
- High severity. CVSS v3 base score is 8.3 out of 10.