CVE-2021-37547 : Vulnerability Insights and Analysis

In JetBrains TeamCity before 2020.2.4, insufficient checks during file uploading were made.

Understanding CVE-2021-37547

This CVE details a vulnerability in JetBrains TeamCity that could be exploited due to insufficient checks during file uploading.

What is CVE-2021-37547?

CVE-2021-37547 refers to a security vulnerability in JetBrains TeamCity where inadequate validations during file uploads could lead to potential exploitation.

The Impact of CVE-2021-37547

The impact of this CVE could result in unauthorized access, data leakage, or potential remote code execution if exploited by malicious actors.

Technical Details of CVE-2021-37547

This section provides a detailed overview of the vulnerability including its description, affected systems, and the exploitation mechanism.

Vulnerability Description

The vulnerability arises from insufficient checks performed during file uploads in JetBrains TeamCity, allowing attackers to potentially compromise the system.

Affected Systems and Versions

All instances of JetBrains TeamCity before version 2020.2.4 are affected by this vulnerability.

Exploitation Mechanism

Malicious actors can exploit this vulnerability by manipulating the file upload process to execute unauthorized actions on the system.

Mitigation and Prevention

To protect your systems from CVE-2021-37547, immediate steps need to be taken along with implementing long-term security practices and applying necessary patches and updates.

Immediate Steps to Take

It is recommended to update JetBrains TeamCity to version 2020.2.4 or later to mitigate the risk of exploitation through file uploads.

Long-Term Security Practices

Ensure regular security audits, educate users on safe file uploading practices, and monitor file upload activities for any suspicious behavior.

Patching and Updates

Stay updated with the latest security patches and updates released by JetBrains to address vulnerabilities and enhance system security.