CVE-2020-15246 Local File Inclusion by unauthenticated users
Unauthenticated attackers can read local files on October CMS servers via crafted requests, exposing sensitive data.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2020-15246?
CVE-2020-15246 is a high-severity path traversal vulnerability in Octobercms October, published on 23 Nov 2020. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
October is a free, open-source, self-hosted CMS platform based on the Laravel PHP Framework. In October CMS from version 1.0.421 and before version 1.0.469, an attacker can read local files on an October CMS server via a specially crafted request. Issue has been patched in Build 469 (v1.0.469) and v1.1.0.
Which versions are affected by CVE-2020-15246?
2 open source packages ship an affected version, including october/cms. It affects 1 product.
| Package | Affected | Fixed in |
|---|---|---|
october/cms Packagist | From 1.0.421 | 1.0.469 |
october/cms Packagist | From 1.0.421 | 1.0.469 |
Products include Octobercms October.
How do I fix CVE-2020-15246?
Upgrade october/cms to 1.0.469 or later.
Upgrade, and resolve every user-supplied path against an allowed base folder before opening it. More about Path traversal.
Is CVE-2020-15246 being exploited?
There is no known exploitation of CVE-2020-15246 in the wild and no public exploit code.
Other vulnerabilities in Octobercms October
Sources
Also known as GHSA-xwjr-6fj7-fc6h.