CVE-2021-41126 Explained : Impact and Mitigation
Learn about CVE-2021-41126 affecting OctoberCMS. Deleted admin accounts can still access the backend. Find mitigation steps and update information here.
October is a Content Management System (CMS) and web platform built on the Laravel PHP Framework. In affected versions, deleted administrator accounts may still access the backend. The vulnerability has been patched in version 2.1.12.
Understanding CVE-2021-41126
What is CVE-2021-41126?
This CVE refers to a security vulnerability in OctoberCMS where deleted administrator accounts can still sign in to the backend.
The Impact of CVE-2021-41126
The vulnerability has a base severity rating of HIGH with a CVSS score of 7.2, allowing unauthorized access to the system.
Technical Details of CVE-2021-41126
Vulnerability Description
Deleted admin accounts can login despite deletion in OctoberCMS versions before 2.1.12.
Affected Systems and Versions
- Product: October
- Vendor: OctoberCMS
- Versions Affected: >= 2.0.0, < 2.1.12
Exploitation Mechanism
- Attack Complexity: LOW
- Privileges Required: HIGH
- Attack Vector: NETWORK
- User Interaction: NONE
- Scope: UNCHANGED
Mitigation and Prevention
Immediate Steps to Take
- Update OctoberCMS to version 2.1.12 to mitigate the issue.
Long-Term Security Practices
- Regularly review and manage user access control.
- Conduct security audits to identify and address potential vulnerabilities.
Patching and Updates
- Users are advised to update to version 2.1.12 to address this vulnerability.