CVE-2020-35948 : Security Advisory and Response

An issue was discovered in the XCloner Backup and Restore plugin before 4.2.13 for WordPress, allowing authenticated attackers to modify arbitrary files, leading to remote code execution.

Understanding CVE-2020-35948

The vulnerability in the XCloner plugin for WordPress could enable attackers to execute remote code by manipulating files.

What is CVE-2020-35948?

The CVE-2020-35948 vulnerability in XCloner Backup and Restore plugin for WordPress allows authenticated attackers to alter various files, including PHP files, potentially leading to remote code execution.

The Impact of CVE-2020-35948

The impact of this vulnerability is critical, with a CVSS base score of 9.9, indicating high confidentiality, integrity, and availability impacts.

Technical Details of CVE-2020-35948

The technical aspects of the CVE-2020-35948 vulnerability provide insight into its nature and potential exploitation.

Vulnerability Description

The xcloner_restore.php write_file_action in XCloner Backup and Restore plugin before version 4.2.13 allows attackers to overwrite critical files like wp-config.php, facilitating remote code execution.

Affected Systems and Versions

Product: XCloner Backup and Restore plugin
Vendor: XCloner
Versions affected: All versions before 4.2.13

Exploitation Mechanism

Attack Complexity: Low
Attack Vector: Network
Privileges Required: Low
Scope: Changed
User Interaction: None

Mitigation and Prevention

Protecting systems from CVE-2020-35948 requires immediate actions and long-term security measures.

Immediate Steps to Take

Update XCloner plugin to version 4.2.13 or newer
Monitor for any unauthorized file modifications
Implement strong access controls

Long-Term Security Practices

Regularly audit file permissions and configurations
Conduct security training for users to prevent social engineering attacks

Patching and Updates

Apply security patches promptly
Stay informed about plugin vulnerabilities and updates