CVE-2020-12737 : Vulnerability Insights and Analysis

An issue was discovered in Maxum Rumpus before 8.2.12 on macOS where authenticated users can perform a path traversal using double escaped characters, enabling read access to arbitrary files on the server.

Understanding CVE-2020-12737

This CVE identifies a vulnerability in Maxum Rumpus that allows authenticated users to access arbitrary files on the server through a path traversal exploit.

What is CVE-2020-12737?

The vulnerability in Maxum Rumpus before version 8.2.12 on macOS allows authenticated users to exploit double escaped characters to traverse paths and read unauthorized files on the server.

The Impact of CVE-2020-12737

This vulnerability could lead to unauthorized access to sensitive files on the server, potentially exposing confidential information to malicious actors.

Technical Details of CVE-2020-12737

This section provides detailed technical information about the CVE.

Vulnerability Description

The issue in Maxum Rumpus allows authenticated users to perform a path traversal using double escaped characters, granting them unauthorized read access to files on the server.

Affected Systems and Versions

Product: Maxum Rumpus
Vendor: Maxum
Versions affected: All versions before 8.2.12

Exploitation Mechanism

The vulnerability is exploited by authenticated users manipulating double escaped characters to traverse paths and access files beyond their authorized permissions.

Mitigation and Prevention

Protect your system from CVE-2020-12737 with the following steps:

Immediate Steps to Take

Update Maxum Rumpus to version 8.2.12 or later to patch the vulnerability.
Monitor file access logs for any suspicious activity.

Long-Term Security Practices

Implement least privilege access controls to restrict user permissions.
Regularly audit and review file access permissions to prevent unauthorized access.

Patching and Updates

Ensure timely installation of security patches and updates for Maxum Rumpus to mitigate the risk of exploitation.