CVE-2017-1000438 : Security Advisory and Response

In previous versions of OMERO, specifically 5.3.3 or earlier, a vulnerability allowed a user to manipulate another user's data on the underlying filesystem.

Understanding CVE-2017-1000438

This CVE entry highlights a security issue in OMERO versions 5.3.3 and earlier that could lead to unauthorized data manipulation.

What is CVE-2017-1000438?

In OMERO 5.3.3 or earlier, a user could create an OriginalFile and modify its path to reference another user's file on the filesystem, enabling unauthorized data manipulation.

The Impact of CVE-2017-1000438

The vulnerability could potentially allow a user to access and modify data belonging to another user, compromising data integrity and confidentiality.

Technical Details of CVE-2017-1000438

This section provides specific technical details of the CVE.

Vulnerability Description

The vulnerability in OMERO versions 5.3.3 and earlier allowed users to manipulate data belonging to other users by modifying file paths.

Affected Systems and Versions

Product: Not applicable
Vendor: Not applicable
Versions affected: Not applicable

Exploitation Mechanism

Users could exploit this vulnerability by creating an OriginalFile and altering its path to point to another user's file, granting unauthorized access to and manipulation of the data.

Mitigation and Prevention

Protecting systems from CVE-2017-1000438 requires immediate actions and long-term security practices.

Immediate Steps to Take

Upgrade OMERO to a patched version that addresses the vulnerability.
Monitor file access and modifications to detect unauthorized activities.

Long-Term Security Practices

Implement strict file access controls to prevent unauthorized data manipulation.
Conduct regular security audits and penetration testing to identify and address vulnerabilities.

Patching and Updates

Ensure timely installation of security patches and updates provided by OMERO to mitigate the vulnerability.