CVE-2019-0872 : Vulnerability Insights and Analysis
Learn about CVE-2019-0872, a Cross-site Scripting (XSS) vulnerability in Azure DevOps Server and Team Foundation Server. Find out the impact, affected systems, exploitation mechanism, and mitigation steps.
A Cross-site Scripting (XSS) vulnerability exists in Azure DevOps Server and Team Foundation Server due to improper user input sanitization. This vulnerability is known as the 'Azure DevOps Server and Team Foundation Server Cross-site Scripting Vulnerability'.
Understanding CVE-2019-0872
An issue of Cross-site Scripting (XSS) vulnerability affects Azure DevOps Server and Team Foundation Server, potentially leading to security risks.
What is CVE-2019-0872?
The CVE-2019-0872 vulnerability, also known as the 'Azure DevOps Server and Team Foundation Server Cross-site Scripting Vulnerability', occurs when user input is not adequately sanitized, allowing malicious scripts to be injected into web pages.
The Impact of CVE-2019-0872
This vulnerability could be exploited by attackers to execute malicious scripts in the context of a user's browser, potentially leading to unauthorized actions or data theft.
Technical Details of CVE-2019-0872
This section provides technical insights into the vulnerability.
Vulnerability Description
The vulnerability arises from a lack of proper sanitization of user input in Azure DevOps Server and Team Foundation Server, enabling Cross-site Scripting attacks.
Affected Systems and Versions
- Team Foundation Server 2017 Update 3.1
- Team Foundation Server 2018 Update 1.2 and Update 3.2
- Azure DevOps Server 2019
- Team Foundation Server 2015 Update 4.2
Exploitation Mechanism
Attackers can exploit this vulnerability by injecting malicious scripts into web pages through unsanitized user input, potentially compromising the security of affected systems.
Mitigation and Prevention
Protecting systems from CVE-2019-0872 requires immediate actions and long-term security practices.
Immediate Steps to Take
- Apply security patches provided by Microsoft promptly to address the vulnerability.
- Educate users to avoid clicking on suspicious links or providing sensitive information on untrusted websites.
Long-Term Security Practices
- Implement secure coding practices to sanitize user input effectively and prevent Cross-site Scripting vulnerabilities.
- Regularly monitor and update security measures to mitigate future risks.
Patching and Updates
Regularly check for security updates and patches released by Microsoft to address vulnerabilities and enhance system security.