CVE-2018-19577 : Vulnerability Insights and Analysis

Gitlab CE/EE versions 8.6 to 11.x before 11.3.11, 11.4 before 11.4.8, and 11.5 before 11.5.1 are affected by an incorrect access control vulnerability that allows unauthorized users to view confidential issue details.

Understanding CVE-2018-19577

This CVE involves an access control issue in Gitlab CE/EE versions that could lead to unauthorized access to sensitive information.

What is CVE-2018-19577?

This vulnerability in Gitlab CE/EE versions 8.6 to 11.x before specific patch versions allows unauthorized users to see the title and namespace of confidential issues.

The Impact of CVE-2018-19577

Unauthorized users can access and view sensitive information, potentially compromising the confidentiality of issues within Gitlab CE/EE instances.

Technical Details of CVE-2018-19577

Gitlab CE/EE versions 8.6 to 11.x are susceptible to unauthorized access due to an incorrect access control implementation.

Vulnerability Description

The vulnerability allows unauthorized users to view the title and namespace of confidential issues within affected Gitlab CE/EE versions.

Affected Systems and Versions

Gitlab CE/EE versions 8.6 to 11.x before 11.3.11
Gitlab CE/EE versions 11.4 before 11.4.8
Gitlab CE/EE versions 11.5 before 11.5.1

Exploitation Mechanism

Unauthorized users can exploit this vulnerability to gain access to confidential issue details, potentially leading to data breaches.

Mitigation and Prevention

It is crucial to take immediate steps to address and prevent unauthorized access to sensitive information within Gitlab CE/EE instances.

Immediate Steps to Take

Update Gitlab CE/EE to the patched versions (11.3.11, 11.4.8, 11.5.1) to mitigate the vulnerability.
Restrict access permissions to confidential issues to authorized users only.

Long-Term Security Practices

Regularly monitor and audit access controls within Gitlab CE/EE to ensure data security.
Educate users on the importance of maintaining confidentiality and security practices.

Patching and Updates

Apply security patches promptly to ensure that Gitlab CE/EE instances are protected from known vulnerabilities.