CVE-2021-3115 : What You Need to Know

This CVE pertains to a vulnerability in Go versions before 1.14.14 and 1.15.x before 1.15.7 on Windows. An issue with the "go get" command could lead to Command Injection and remote code execution, especially with modules utilizing cgo.

Understanding CVE-2021-3115

This section delves into the details of CVE-2021-3115.

What is CVE-2021-3115?

CVE-2021-3115 involves a vulnerability in Go versions before 1.14.14 and 1.15.x before 1.15.7 on Windows, allowing Command Injection and remote code execution when fetching modules via the "go get" command.

The Impact of CVE-2021-3115

The vulnerability could be exploited for malicious Command Injection and remote code execution, posing a significant risk to affected systems.

Technical Details of CVE-2021-3115

This section provides technical insights into CVE-2021-3115.

Vulnerability Description

The vulnerability allows an attacker to execute remote code, particularly through modules utilizing cgo with the "go get" command in Go versions mentioned.

Affected Systems and Versions

Go versions before 1.14.14 and 1.15.x before 1.15.7 on Windows are affected by this vulnerability.

Exploitation Mechanism

Exploitation occurs when fetching modules utilizing cgo via the "go get" command, potentially leading to the execution of malicious code.

Mitigation and Prevention

This section outlines steps to mitigate and prevent exploitation of CVE-2021-3115.

Immediate Steps to Take

Users should update to Go versions 1.14.14 and 1.15.7 or newer to address this vulnerability. Avoid using the "go get" command with untrusted modules.

Long-Term Security Practices

Regularly update Go installations to the latest versions to patch security vulnerabilities and follow best practices for secure coding and module usage.

Patching and Updates

Stay informed about security advisories and promptly apply patches released by the Go security team.