CVE-2018-10520 : What You Need to Know

CMS Made Simple (CMSMS) versions up to 2.2.7 are affected by an arbitrary file deletion vulnerability that can lead to a denial of service (DoS) situation. This vulnerability allows an admin user to delete all lib/ files from various directories through a specific operation in the admin dashboard.

Understanding CVE-2018-10520

This CVE involves a critical vulnerability in CMS Made Simple (CMSMS) that can be exploited by an admin user to delete essential files, potentially causing a DoS situation.

What is CVE-2018-10520?

This CVE refers to an arbitrary file deletion vulnerability in CMS Made Simple (CMSMS) versions up to 2.2.7. The flaw allows an attacker with admin privileges to delete critical lib/ files from different directories using a specific operation in the admin dashboard.

The Impact of CVE-2018-10520

The exploitation of this vulnerability can result in a denial of service (DoS) situation, affecting the availability and functionality of the CMSMS platform. An attacker can disrupt operations by deleting essential files.

Technical Details of CVE-2018-10520

CMS Made Simple (CMSMS) through version 2.2.7 is susceptible to an arbitrary file deletion vulnerability that can be exploited by an admin user.

Vulnerability Description

The vulnerability lies in the "module remove" operation within the admin dashboard, allowing an attacker to delete all lib/ files across directories, leading to a potential DoS scenario.

Affected Systems and Versions

Product: CMS Made Simple (CMSMS)
Versions affected: Up to 2.2.7

Exploitation Mechanism

The attacker needs admin privileges to exploit this vulnerability. By using the "module remove" operation in the admin dashboard, they can delete critical lib/ files, impacting the system's availability.

Mitigation and Prevention

To address CVE-2018-10520, users and administrators should take immediate steps and implement long-term security practices.

Immediate Steps to Take

Update CMS Made Simple (CMSMS) to the latest patched version.
Restrict admin privileges to trusted users only.
Monitor file changes and access logs for suspicious activities.

Long-Term Security Practices

Regularly audit and review file permissions and access controls.
Conduct security training for administrators on best practices to prevent file deletion vulnerabilities.

Patching and Updates

Apply patches and updates released by CMS Made Simple (CMSMS) promptly to address this vulnerability.