CVE-2017-4979 : Exploit Details and Defense Strategies

EMC Isilon OneFS 8.0.1.0, OneFS 8.0.0.0 - 8.0.0.2, OneFS 7.2.1.0 - 7.2.1.3, and OneFS 7.2.0.x are affected by an NFS export vulnerability that could lead to unintended access under specific circumstances.

Understanding CVE-2017-4979

This CVE identifies a vulnerability in EMC Isilon OneFS versions that could result in unauthorized access to NFS exports.

What is CVE-2017-4979?

The vulnerability in EMC Isilon OneFS versions allows users unintended access to certain NFS exports after upgrading from specific earlier versions.

The Impact of CVE-2017-4979

The vulnerability poses a risk of unauthorized access to NFS exports, potentially compromising data security and integrity.

Technical Details of CVE-2017-4979

This section provides detailed technical information about the vulnerability.

Vulnerability Description

The vulnerability in EMC Isilon OneFS versions allows users to gain unintended access to NFS exports after upgrading from OneFS 7.1.1.x or earlier.

Affected Systems and Versions

Product: EMC Isilon OneFS OneFS 8.0.1.0, OneFS 8.0.0.0 - 8.0.0.2, OneFS 7.2.1.0 - 7.2.1.3, OneFS 7.2.0.x
Vendor: n/a

Exploitation Mechanism

Users may exploit this vulnerability by upgrading a cluster from OneFS 7.1.1.x or earlier, leading to unintended access to specific NFS exports.

Mitigation and Prevention

Protecting systems from this vulnerability requires immediate action and long-term security practices.

Immediate Steps to Take

Apply patches or updates provided by the vendor to address the vulnerability.
Monitor and restrict access to NFS exports to authorized users only.

Long-Term Security Practices

Regularly update and patch systems to prevent vulnerabilities.
Implement access controls and monitoring mechanisms to detect unauthorized access attempts.

Patching and Updates

Stay informed about security updates and patches released by EMC Isilon for OneFS versions.