CVE-2020-15248: Privilege escalation by backend users assigned to the default "Publisher" system role
October is a free, open-source, self-hosted CMS platform based on the Laravel PHP Framework. In October CMS from version 1.0.319 and before version 1.0.470, backend users with the default "Publisher" system role have access to create & manage users where they can choose which role the new user has. This means that a user with "Publisher" access has the ability to escalate their access to "Developer" access. Issue has been patched in Build 470 (v1.0.470) & v1.1.1.
Affected Software
Remediation
Event History
Frequently Asked Questions
What is CVE-2020-15248?
CVE-2020-15248 is a vulnerability in October CMS that allows backend users with the default "Publisher" role to create and manage users with any role.
What is the severity of CVE-2020-15248?
CVE-2020-15248 has a severity value of 4.2, which is considered medium.
How can the CVE-2020-15248 vulnerability be exploited?
The CVE-2020-15248 vulnerability can be exploited by backend users with the default "Publisher" role creating and managing users with any role.
What is the affected software?
The affected software is October CMS versions 1.0.319 to 1.0.469.
How can I fix the CVE-2020-15248 vulnerability?
To fix the CVE-2020-15248 vulnerability, update October CMS to version 1.0.470 or later.