logo

Database

Insecure file upload In contao/core-bundle

Description

Unrestricted file uploads in Contao

Impact

A back end user with access to the form generator can upload arbitrary files and execute them on the server.

Patches

Update to Contao 4.4.46 or 4.8.6.

Workarounds

Configure your web server so it does not execute PHP files and other scripts in the Contao file upload directory.

References

https://contao.org/en/security-advisories/unrestricted-file-uploads

For more information

If you have any questions or comments about this advisory, open an issue in contao/contao.

Mitigation

Update Impact

Minimal update. May introduce new vulnerabilities or breaking changes.

Ecosystem
Component
Affected version
Patched versions

Aliases

1. CVE-2019-197452. NVD-2019-197453. OSV-2019-197454. GHSA-wjx8-cgrm-hh8p5. GCVE-2019-19745

References

1. https://github.com/contao/contao/security/advisories/GHSA-wjx8-cgrm-hh8p2. https://contao.org/en/news.html3. https://contao.org/en/security-advisories/unrestricted-file-uploads.html4. https://github.com/FriendsOfPHP/security-advisories/blob/master/contao/contao/CVE-2019-19745.yaml5. https://github.com/FriendsOfPHP/security-advisories/blob/master/contao/core-bundle/CVE-2019-19745.yaml

Does your application use this vulnerable software?

During the free trial, our tools assess your application, identify vulnerabilities, and provide recommendations for their remediation.