CVE-2023-49947 : Vulnerability Insights and Analysis

Forgejo before 1.20.5-1 allows 2FA bypass when docker login uses Basic Authentication.

Understanding CVE-2023-49947

This CVE impacts Forgejo versions prior to 1.20.5-1, potentially enabling a 2FA bypass in scenarios where docker login employs Basic Authentication.

What is CVE-2023-49947?

CVE-2023-49947 relates to a vulnerability in Forgejo that permits an unauthorized bypass of 2FA security measures specifically when Basic Authentication is utilized during docker login.

The Impact of CVE-2023-49947

The security flaw in Forgejo versions before 1.20.5-1 could be exploited by threat actors to circumvent 2FA protection mechanisms during docker login, potentially leading to unauthorized access to sensitive resources.

Technical Details of CVE-2023-49947

The following sections outline the technical specifics of CVE-2023-49947.

Vulnerability Description

The vulnerability in Forgejo allows for the bypass of 2FA measures when docker login employs Basic Authentication, opening up the possibility of unauthorized access.

Affected Systems and Versions

All Forgejo versions prior to 1.20.5-1 are affected by this vulnerability, highlighting the importance of updating to the latest secure version.

Exploitation Mechanism

Threat actors could exploit this vulnerability to bypass 2FA protections and gain unauthorized entry by leveraging the Basic Authentication method in docker login procedures.

Mitigation and Prevention

To safeguard against the risks posed by CVE-2023-49947, immediate action is essential.

Immediate Steps to Take

Upgrade Forgejo to version 1.20.5-1 or newer to address the vulnerability and prevent potential exploitation of the 2FA bypass issue.

Long-Term Security Practices

Implement robust authentication procedures and security protocols to enhance the overall cybersecurity posture of your system.

Patching and Updates

Regularly monitor for security updates and patches from Forgejo to stay protected against emerging threats.