CVE-2020-5298
MEDIUM4.0EPSS 0.76%Reflected XSS when importing CSV in OctoberCMS
Description
### 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 [[email protected]](mailto:[email protected]) ### 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">
Affected packages (1)
- Packagist/october/backend>= 1.0.319, < 1.0.466
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | MEDIUM4.0 | CVSS:3.1/AV:N/AC:H/PR:H/UI:R/S:C/C:L/I:L/A:N |
References (5)
- ADVISORYhttps://nvd.nist.gov/vuln/detail/CVE-2020-5298
- WEBhttp://packetstormsecurity.com/files/158730/October-CMS-Build-465-XSS-File-Read-File-Deletion-CSV-Injection.html
- WEBhttp://seclists.org/fulldisclosure/2020/Aug/2
- WEBhttps://github.com/octobercms/october/commit/cd0b6a791f995d86071a024464c1702efc50f46c
- WEBhttps://github.com/octobercms/october/security/advisories/GHSA-gg6x-xx78-448c