Reflected XSS when importing CSV in OctoberCMS
### Impact A user with the ability to use the import functionality of the `ImportExportController` behavior could be socially engineered by an attacker to upload a maliciously crafted CSV file which could result in a reflected XSS attack on the user in question ### Patches Issue has been patched in Build 466 (v1.0.466). ### Workarounds Apply https://github.com/octobercms/october/commit/cd0b6a791f995d86071a024464c1702efc50f46c to your installation manually if unable to upgrade to Build 466. ### References Reported by [Sivanesh Ashok](https://stazot.com/) ### For more information If you have any questions or comments about this advisory: * Email us at [hello@octobercms.com](mailto:hello@octobercms.com) ### Threat assessment: <img width="1100" alt="Screen Shot 2020-03-31 at 2 01 52 PM" src="https://user-images.githubusercontent.com/7253840/78070158-8f7ef580-7358-11ea-950c-226533f6a0a3.png">
describes (1)
Related CVEs.
| ID | severity | exploitable | ||
|---|---|---|---|---|
| CVE-2020-5298US | medium4.8 | — | ||
In OctoberCMS (october/october composer package) versions from 1.0.319 and before 1.0.466, a user with the ability to use the import functionality of the `ImportExportController` b… | ||||
references
External citations — patches, advisories, analysis.
- http://packetstormsecurity.com/files/158730/October-CMS-Build-465-XSS-File-Read-File-Deletion-CSV-Injection.htmlWEB
- http://seclists.org/fulldisclosure/2020/Aug/2WEB
- https://github.com/octobercms/october/commit/cd0b6a791f995d86071a024464c1702efc50f46cWEB
- https://github.com/octobercms/october/security/advisories/GHSA-gg6x-xx78-448cWEB
- https://nvd.nist.gov/vuln/detail/CVE-2020-5298ADVISORY
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