CVE-2020-9280
High
Description
In SilverStripe through 4.5, files uploaded via Forms to folders migrated from Silverstripe CMS 3.x may be put to the default "/Uploads" folder instead. This affects installations which allowed upload folder protection via the optional silverstripe/secureassets module under 3.x. This module is installed and enabled by default on the Common Web Platform (CWP). The vulnerability only affects files uploaded after an upgrade to 4.x.
SeverityHigh
CVSS7.5
Exploit probability—
Product
Silverstripe
PublishedApr 15, 2020
First seenApr 15, 2020
How to fix
Update
- silverstripe/framework4.4.6 or later
- silverstripe/userforms5.4.2 or later
- silverstripe/assets1.4.7, 1.5.2 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| silverstripe silverstripe | 4.0.0 ≤ v ≤ 4.5.0 | — |
| silverstripe/frameworkPackagist | 4.0.0 ≤ v < 4.4.6 | 4.4.6 |
| silverstripe/userformsPackagist | 5.0.0 ≤ v < 5.4.2 | 5.4.2 |
| silverstripe/assetsPackagist | 1.0.0 ≤ v < 1.4.7, 1.5.0 ≤ v < 1.5.2 | 1.4.7, 1.5.2 |
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