CVE-2020-10955 : What You Need to Know

GitLab EE/CE 11.1 through 12.9 is vulnerable to parameter tampering on an upload feature that allows an unauthorized user to read content available under specific folders.

Understanding CVE-2020-10955

This CVE highlights a security vulnerability in GitLab EE/CE versions 11.1 through 12.9 that could potentially expose sensitive information to unauthorized users.

What is CVE-2020-10955?

CVE-2020-10955 is a vulnerability in GitLab EE/CE versions 11.1 through 12.9 that enables parameter tampering on the upload feature, leading to unauthorized access to content within specific folders.

The Impact of CVE-2020-10955

The vulnerability allows unauthorized users to read content that should be restricted, potentially exposing sensitive data stored within GitLab instances.

Technical Details of CVE-2020-10955

This section provides more in-depth technical information about the CVE.

Vulnerability Description

The vulnerability in GitLab EE/CE versions 11.1 through 12.9 allows for parameter tampering on the upload feature, enabling unauthorized users to access content in specific folders.

Affected Systems and Versions

GitLab EE/CE versions 11.1 through 12.9

Exploitation Mechanism

Unauthorized users can exploit this vulnerability by manipulating parameters in the upload feature to gain access to content within restricted folders.

Mitigation and Prevention

Protecting systems from CVE-2020-10955 requires immediate actions and long-term security practices.

Immediate Steps to Take

Upgrade GitLab EE/CE to a patched version that addresses the vulnerability.
Restrict access to sensitive folders and content within GitLab instances.

Long-Term Security Practices

Regularly monitor and audit access controls within GitLab to prevent unauthorized access.
Educate users on secure upload practices and the importance of data protection.

Patching and Updates

Apply security patches provided by GitLab to fix the vulnerability and enhance system security.