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](https://github.com/contao/contao/issues/new/choose).
describes (1)
Related CVEs.
| ID | severity | exploitable | ||
|---|---|---|---|---|
| CVE-2019-19745US | high8.8 | — | ||
Contao 4.0 through 4.8.5 allows PHP local file inclusion. A back end user with access to the form generator can upload arbitrary files and execute them on the server. | ||||
references
External citations — patches, advisories, analysis.
- https://contao.org/en/news.htmlWEB
- https://contao.org/en/security-advisories/unrestricted-file-uploads.htmlWEB
- https://github.com/FriendsOfPHP/security-advisories/blob/master/contao/contao/CVE-2019-19745.yamlWEB
- https://github.com/FriendsOfPHP/security-advisories/blob/master/contao/core-bundle/CVE-2019-19745.yamlWEB
- https://github.com/contao/contaoPACKAGE
- https://github.com/contao/contao/security/advisories/GHSA-wjx8-cgrm-hh8pWEB
- https://nvd.nist.gov/vuln/detail/CVE-2019-19745ADVISORY
Advisories like this name the exposed products attackers go after on your perimeter. See what is exposed on your perimeter with a free passive scan.
Free scan