CVE-2024-45398: contao File Upload RCE — Fix

Description

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.

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CVSS v3.1 Score

8.3

HIGH

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:L

Weakness Type (CWE)

CWE-434 Unrestricted Upload

Affected Products

Vendor	Product	Versions
contao	contao	4.0.0 — 4.13.49
contao	contao	5.0.0 — 5.3.15
contao	contao	5.4.0 — 5.4.3

References

Advisories & Patches

https://contao.org/en/security-advisories/remote-command-execution-through-file-uploads

Other References

https://github.com/contao/contao/security/advisories/GHSA-vm6r-j788-hjh5

Frequently Asked Questions

What is 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. It has a CVSS v3.1 base score of 8.3 (HIGH).

How severe is CVE-2024-45398? +

CVE-2024-45398 has a CVSS v3.1 score of 8.3 out of 10, rated HIGH. This is a high-severity vulnerability that should be prioritized for patching.

What products are affected by CVE-2024-45398? +

CVE-2024-45398 affects products from contao, specifically: contao. Check the affected products table above for specific version ranges.

How do I check if I'm vulnerable to CVE-2024-45398? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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