CVE-2019-17365 : What You Need to Know

Nix through version 2.3 presents a security vulnerability where local users can exploit the world-writable parent directory of user-profile directories to gain unauthorized access to any user's account.

Understanding CVE-2019-17365

This CVE-2019-17365 vulnerability affects Nix through version 2.3 and was published on October 9, 2019.

What is CVE-2019-17365?

CVE-2019-17365 is a security vulnerability in Nix that allows local users to gain unauthorized access to any user's account by exploiting the world-writable parent directory of user-profile directories.

The Impact of CVE-2019-17365

The vulnerability could lead to unauthorized access to sensitive user accounts, potentially resulting in data breaches or unauthorized actions within affected systems.

Technical Details of CVE-2019-17365

This section provides more technical insights into the CVE-2019-17365 vulnerability.

Vulnerability Description

Nix through version 2.3 allows local users to gain access to an arbitrary user's account due to the world-writable parent directory of user-profile directories.

Affected Systems and Versions

Product: Nix
Vendor: N/A
Versions affected: Nix through version 2.3

Exploitation Mechanism

The vulnerability can be exploited by local users who have access to the world-writable parent directory of user-profile directories.

Mitigation and Prevention

To address CVE-2019-17365, follow these mitigation strategies:

Immediate Steps to Take

Restrict access to the parent directory of user-profile directories.
Regularly monitor and audit user account activities.

Long-Term Security Practices

Implement the principle of least privilege to limit user access rights.
Conduct regular security training for users to raise awareness of potential risks.

Patching and Updates

Apply patches or updates provided by Nix to fix the vulnerability and enhance system security.