CVE-2021-40285 : What You Need to Know

This CVE-2021-40285 article provides details about an arbitrary file deletion vulnerability in htmly v2.8.1 via the component \views\backup.html.php.

Understanding CVE-2021-40285

CVE-2021-40285 pertains to an arbitrary file deletion vulnerability in htmly v2.8.1 discovered via the component \views\backup.html.php.

What is CVE-2021-40285?

CVE-2021-40285 refers to a security flaw in htmly v2.8.1 that allows attackers to delete files using the \views\backup.html.php component.

The Impact of CVE-2021-40285

The vulnerability could be exploited by malicious actors to delete arbitrary files, potentially leading to data loss or unauthorized access.

Technical Details of CVE-2021-40285

This section delves into the specific technical aspects of CVE-2021-40285.

Vulnerability Description

An arbitrary file deletion vulnerability exists in htmly v2.8.1 through the \views\backup.html.php component, enabling unauthorized deletion of files.

Affected Systems and Versions

Affected Version: htmly v2.8.1
Vendor: Not applicable
Product: Not applicable

Exploitation Mechanism

Attackers can exploit this vulnerability by interacting with the \views\backup.html.php component to delete files without proper authorization.

Mitigation and Prevention

Protect your systems against CVE-2021-40285 with these mitigation strategies.

Immediate Steps to Take

Disable access to the \views\backup.html.php component if not essential.
Implement proper input validation and access controls to prevent unauthorized file deletions.

Long-Term Security Practices

Regularly update htmly to the latest version to patch known vulnerabilities.
Conduct security audits to identify and address similar issues in the codebase.

Patching and Updates

Stay informed about security advisories and promptly apply patches released by htmly to fix the vulnerability.