CVE-2023-38063 : Security Advisory and Response

This article provides detailed information about CVE-2023-38063, a vulnerability in JetBrains TeamCity that allowed for stored XSS during custom builds.

Understanding CVE-2023-38063

CVE-2023-38063 is a security vulnerability identified in JetBrains TeamCity before version 2023.05.1, enabling stored XSS attacks while running custom builds.

What is CVE-2023-38063?

The vulnerability in JetBrains TeamCity pre-2023.05.1 facilitated stored XSS attacks, posing a risk to the confidentiality and integrity of the data.

The Impact of CVE-2023-38063

The impact of this vulnerability allowed threat actors to execute malicious scripts within the application, potentially compromising user data and system integrity.

Technical Details of CVE-2023-38063

This section explores the technical aspects of CVE-2023-38063 in JetBrains TeamCity.

Vulnerability Description

In JetBrains TeamCity before 2023.05.1, a flaw existed that permitted stored XSS attacks during the execution of custom builds, making it possible for attackers to inject malicious scripts.

Affected Systems and Versions

The affected system is JetBrains TeamCity versions prior to 2023.05.1, making them vulnerable to exploitation through stored XSS attacks.

Exploitation Mechanism

Exploiting this vulnerability involved injecting malicious scripts into the application during the execution of custom builds, potentially leading to unauthorized access and data manipulation.

Mitigation and Prevention

To mitigate the risks associated with CVE-2023-38063, users and organizations should take immediate actions and adopt long-term security practices.

Immediate Steps to Take

Update JetBrains TeamCity to version 2023.05.1 or later to patch the vulnerability and prevent stored XSS attacks.
Educate users on safe coding practices and awareness regarding malicious script injection.

Long-Term Security Practices

Regularly monitor and audit custom builds in JetBrains TeamCity to detect any unusual behavior or unauthorized script injections.
Implement security protocols and access controls to restrict malicious activities within the application.

Patching and Updates

Keep JetBrains TeamCity up to date with the latest security patches and software updates to ensure protection against known vulnerabilities.