CVE-2020-15830 : What You Need to Know

JetBrains TeamCity before 2019.2.3 is vulnerable to stored XSS in the administration UI.

Understanding CVE-2020-15830

JetBrains TeamCity before 2019.2.3 is susceptible to stored XSS attacks in the administration UI.

What is CVE-2020-15830?

CVE-2020-15830 is a vulnerability in JetBrains TeamCity that allows for stored cross-site scripting (XSS) attacks in the administration UI.

The Impact of CVE-2020-15830

This vulnerability could be exploited by an attacker to execute malicious scripts in the context of an authenticated user, potentially leading to unauthorized actions or data theft.

Technical Details of CVE-2020-15830

JetBrains TeamCity before 2019.2.3 is affected by stored XSS in the administration UI.

Vulnerability Description

Stored XSS vulnerability in the administration UI of JetBrains TeamCity before version 2019.2.3.

Affected Systems and Versions

Product: JetBrains TeamCity
Versions affected: Before 2019.2.3

Exploitation Mechanism

The vulnerability allows attackers to store and execute malicious scripts within the administration UI, potentially compromising user data and system integrity.

Mitigation and Prevention

Immediate action and long-term security practices are crucial to mitigate the risks associated with CVE-2020-15830.

Immediate Steps to Take

Update JetBrains TeamCity to version 2019.2.3 or later to patch the vulnerability.
Monitor and restrict access to the administration UI to authorized personnel only.

Long-Term Security Practices

Regularly update software and apply security patches promptly.
Conduct security audits and penetration testing to identify and address vulnerabilities.
Educate users and administrators on secure coding practices and the risks of XSS attacks.

Patching and Updates

Ensure that all software components, including JetBrains TeamCity, are regularly updated to the latest secure versions.