CVE-2020-11531 Explained : Impact and Mitigation

Zoho ManageEngine DataSecurity Plus prior to 6.0.1 allows an authenticated attacker to execute code by exploiting a directory traversal vulnerability.

Understanding CVE-2020-11531

The vulnerability in the DataEngine Xnode Server application of Zoho ManageEngine DataSecurity Plus allows attackers to write a JSP file to the webroot directory, leading to code execution.

What is CVE-2020-11531?

The issue arises from the application's failure to validate the database schema name during a specific request, enabling attackers to manipulate file writing and execute code within the product's context.

The Impact of CVE-2020-11531

This vulnerability can be exploited by authenticated attackers to compromise the security of the affected system, potentially leading to unauthorized code execution and data manipulation.

Technical Details of CVE-2020-11531

The technical aspects of the vulnerability provide insight into its nature and potential risks.

Vulnerability Description

The vulnerability in Zoho ManageEngine DataSecurity Plus allows an authenticated attacker to write a JSP file to the webroot directory via directory traversal, leading to code execution within the product's context.

Affected Systems and Versions

Product: Zoho ManageEngine DataSecurity Plus
Versions affected: Prior to 6.0.1

Exploitation Mechanism

The vulnerability can be exploited by an authenticated attacker through a DR-SCHEMA-SYNC request, bypassing the validation of the database schema name and enabling the writing of malicious files.

Mitigation and Prevention

Taking immediate steps and implementing long-term security practices are crucial to mitigating the risks associated with CVE-2020-11531.

Immediate Steps to Take

Upgrade Zoho ManageEngine DataSecurity Plus to version 6.0.1 or later to address the vulnerability.
Monitor and restrict access to sensitive directories to prevent unauthorized file writing.

Long-Term Security Practices

Regularly update and patch software to ensure the latest security fixes are in place.
Conduct security assessments and penetration testing to identify and address vulnerabilities proactively.

Patching and Updates

Apply patches and updates provided by Zoho ManageEngine promptly to mitigate the vulnerability and enhance system security.