CVE-2018-19413 : Security Advisory and Response

SonarSource SonarQube API vulnerability prior to version 7.4 exposes confidential data, allowing authenticated users to access sensitive information.

Understanding CVE-2018-19413

An authenticated user could exploit a weakness in the SonarSource SonarQube API, potentially leading to exposure of confidential data.

What is CVE-2018-19413?

The vulnerability arises from inadequate access control settings, enabling non-administrator users to access the externalIdentity field via the API, potentially compromising valid user-account logins.

The Impact of CVE-2018-19413

Potential exposure of confidential data within the web application
Risk of unauthorized access to sensitive information
Increased likelihood of further system attacks

Technical Details of CVE-2018-19413

The vulnerability in the SonarSource SonarQube API prior to version 7.4 has the following technical details:

Vulnerability Description

The flaw allows authenticated users to discover sensitive data like valid user-account logins due to improperly configured access controls.

Affected Systems and Versions

Product: SonarSource SonarQube
Versions affected: Prior to 7.4

Exploitation Mechanism

Attackers can exploit the vulnerability by accessing the externalIdentity field via the API, leveraging the disclosed information for subsequent assaults.

Mitigation and Prevention

To address CVE-2018-19413, consider the following steps:

Immediate Steps to Take

Upgrade SonarSource SonarQube to version 7.4 or above
Review and adjust access control settings to restrict unauthorized access

Long-Term Security Practices

Regularly monitor and audit API access and usage
Implement strong authentication mechanisms and user access controls

Patching and Updates

Apply security patches and updates promptly to mitigate known vulnerabilities