CVE-2018-16476 Explained : Impact and Mitigation

A vulnerability in Active Job versions 4.2.0 and above allows unauthorized users to manipulate user input, potentially accessing sensitive information. The issue has been resolved in specific patched versions.

Understanding CVE-2018-16476

This CVE involves a Broken Access Control vulnerability in Active Job versions, enabling attackers to exploit user input for unauthorized access.

What is CVE-2018-16476?

Active Job versions 4.2.0 and above are susceptible to a Broken Access Control vulnerability.
Attackers can manipulate user input to gain unauthorized access to sensitive information.

The Impact of CVE-2018-16476

Unauthorized users can exploit the vulnerability to access sensitive data not intended for them.
The issue has been addressed in versions 4.2.11, 5.0.7.1, 5.1.6.1, and 5.2.1.1 through patches.

Technical Details of CVE-2018-16476

This section provides technical insights into the vulnerability.

Vulnerability Description

The vulnerability allows attackers to manipulate user input, leveraging GlobalId for deserialization.
Unauthorized access to sensitive information is possible due to this weakness.

Affected Systems and Versions

Active Job versions 4.2.0 up to and before 4.2.11 are affected.
Vulnerable versions include 4.2.0 up to and before 5.0.7.1, 5.1.6.1, and 5.2.1.1.

Exploitation Mechanism

Attackers exploit user input to gain unauthorized access through GlobalId deserialization.

Mitigation and Prevention

Protecting systems from CVE-2018-16476 requires immediate actions and long-term security practices.

Immediate Steps to Take

Update affected Active Job versions to the patched releases: 4.2.11, 5.0.7.1, 5.1.6.1, and 5.2.1.1.
Monitor and restrict user input to prevent unauthorized access.

Long-Term Security Practices

Implement proper access controls and user input validation mechanisms.
Regularly update and patch software to address known vulnerabilities.

Patching and Updates

Apply the necessary patches provided by the vendor to secure systems against this vulnerability.