CVE-2018-1000843 : Security Advisory and Response

Luigi version prior to 2.8.0, after commit 53b52e12745075a8acc016d33945d9d6a7a6aaeb and GitHub PR spotify/luigi/pull/1870, had a Cross Site Request Forgery (CSRF) vulnerability in the API endpoint, allowing unauthorized access to task metadata.

Understanding CVE-2018-1000843

This CVE highlights a CSRF vulnerability in Luigi versions before 2.8.0, which could lead to unauthorized access to task metadata.

What is CVE-2018-1000843?

Luigi version < 2.8.0 had a CSRF vulnerability in the /api/<method> endpoint
Unauthorized users could access task metadata like name, id, and parameters
Exploitable when victims visit a malicious webpage from a network with Luigi server access

The Impact of CVE-2018-1000843

Unauthorized access to sensitive task metadata
Risk of data exposure and potential misuse

Technical Details of CVE-2018-1000843

Luigi's vulnerability details and affected systems.

Vulnerability Description

CSRF vulnerability in Luigi's API endpoint
Access to task metadata without authorization

Affected Systems and Versions

Luigi versions before 2.8.0
Specifically after commit 53b52e12745075a8acc016d33945d9d6a7a6aaeb

Exploitation Mechanism

Execution through visiting a crafted webpage on the network with Luigi server access

Mitigation and Prevention

Steps to mitigate and prevent the CVE-2018-1000843 vulnerability.

Immediate Steps to Take

Upgrade Luigi to version 2.8.0 or later
Monitor network traffic for suspicious activities

Long-Term Security Practices

Regularly update software and apply security patches
Educate users on safe browsing practices

Patching and Updates

Ensure all systems are updated with the latest security patches