CVE-2020-29136 Explained : Impact and Mitigation

In cPanel before version 90.0.17, a vulnerability (SEC-575) allows for 2FA bypass via brute-force methods.

Understanding CVE-2020-29136

This CVE relates to a security issue in cPanel that could potentially compromise the effectiveness of two-factor authentication (2FA).

What is CVE-2020-29136?

The vulnerability in cPanel versions prior to 90.0.17 enables attackers to bypass 2FA protections through a brute-force technique.

The Impact of CVE-2020-29136

The vulnerability poses a significant risk to the security of systems utilizing cPanel, potentially allowing unauthorized access to sensitive information and accounts.

Technical Details of CVE-2020-29136

This section provides more in-depth technical insights into the CVE.

Vulnerability Description

The vulnerability in cPanel versions before 90.0.17 permits malicious actors to circumvent 2FA using brute-force methods, undermining the intended security measures.

Affected Systems and Versions

Product: cPanel
Vendor: cPanel
Versions Affected: All versions before 90.0.17

Exploitation Mechanism

Attackers can exploit this vulnerability by repeatedly attempting different combinations until successfully bypassing the 2FA protection.

Mitigation and Prevention

Protecting systems from CVE-2020-29136 requires immediate actions and long-term security practices.

Immediate Steps to Take

Update cPanel to version 90.0.17 or newer to patch the vulnerability.
Monitor for any unauthorized access or suspicious activities on cPanel accounts.

Long-Term Security Practices

Implement additional security layers beyond 2FA, such as IP restrictions or account lockout policies.
Regularly review and update security configurations to address emerging threats.

Patching and Updates

Stay informed about security advisories from cPanel and promptly apply patches to address known vulnerabilities.