CVE-2019-17311 Explained : Impact and Mitigation

SugarCRM before 8.0.4 and 9.x before 9.0.2 allows directory traversal in the attachment function by a Regular user.

Understanding CVE-2019-17311

The attachment function in versions of SugarCRM prior to 8.0.4 and 9.x prior to 9.0.2 is susceptible to directory traversal by a regular user.

What is CVE-2019-17311?

CVE-2019-17311 is a vulnerability in SugarCRM versions before 8.0.4 and 9.x before 9.0.2 that allows a regular user to perform directory traversal through the attachment function.

The Impact of CVE-2019-17311

This vulnerability could be exploited by an attacker to access sensitive files and directories on the system, potentially leading to unauthorized data disclosure or manipulation.

Technical Details of CVE-2019-17311

Vulnerability Description

The vulnerability in SugarCRM allows a regular user to traverse directories using the attachment function, potentially accessing unauthorized files.

Affected Systems and Versions

SugarCRM versions before 8.0.4
SugarCRM 9.x versions before 9.0.2

Exploitation Mechanism

The vulnerability can be exploited by a regular user to navigate through directories beyond their authorized access, potentially compromising sensitive data.

Mitigation and Prevention

Immediate Steps to Take

Upgrade SugarCRM to version 8.0.4 or 9.0.2 to mitigate the vulnerability.
Restrict user permissions to minimize the risk of directory traversal attacks.

Long-Term Security Practices

Regularly monitor and audit file access and permissions within SugarCRM.
Educate users on secure attachment handling practices to prevent unauthorized access.

Patching and Updates

Apply security patches and updates provided by SugarCRM to address known vulnerabilities and enhance system security.