CVE-2020-11537 : Vulnerability Insights and Analysis

A SQL Injection vulnerability in ONLYOFFICE Document Server 5.5.0 allows attackers to execute arbitrary SQL queries through the DocID parameter of the Websocket API.

Understanding CVE-2020-11537

This CVE involves a security issue in ONLYOFFICE Document Server 5.5.0 that can be exploited through SQL Injection.

What is CVE-2020-11537?

CVE-2020-11537 is a SQL Injection vulnerability found in ONLYOFFICE Document Server 5.5.0, enabling malicious actors to run unauthorized SQL queries by injecting code into the DocID parameter of the Websocket API.

The Impact of CVE-2020-11537

This vulnerability can lead to unauthorized access to sensitive data, data manipulation, and potential data loss within the affected systems.

Technical Details of CVE-2020-11537

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

Vulnerability Description

The vulnerability allows attackers to execute arbitrary SQL queries by exploiting the DocID parameter of the Websocket API in ONLYOFFICE Document Server 5.5.0.

Affected Systems and Versions

ONLYOFFICE Document Server 5.5.0

Exploitation Mechanism

Attackers inject malicious SQL code into the DocID parameter of the Websocket API to perform unauthorized SQL queries.

Mitigation and Prevention

Protecting systems from CVE-2020-11537 requires immediate actions and long-term security measures.

Immediate Steps to Take

Update ONLYOFFICE Document Server to a patched version that addresses the SQL Injection vulnerability.
Monitor and restrict user input to prevent SQL Injection attacks.

Long-Term Security Practices

Implement input validation mechanisms to sanitize user inputs effectively.
Conduct regular security audits and penetration testing to identify and address vulnerabilities.

Patching and Updates

Apply security patches provided by ONLYOFFICE to fix the SQL Injection vulnerability in Document Server.