CVE-2020-15487 : Vulnerability Insights and Analysis

Re:Desk 2.3 contains a blind unauthenticated SQL injection vulnerability that can lead to remote command execution and authorization bypass.

Understanding CVE-2020-15487

What is CVE-2020-15487?

Re:Desk 2.3 is affected by a blind unauthenticated SQL injection vulnerability that allows attackers to execute arbitrary SQL statements via a crafted URL.

The Impact of CVE-2020-15487

Unauthenticated remote command execution is possible by exploiting the SQL injection to update database values.
Authorization bypass can occur by recovering or modifying password hashes and reset tokens, granting administrative privileges.

Technical Details of CVE-2020-15487

Vulnerability Description

The vulnerability exists in the getBaseCriteria() function in the Ticket.php file, enabling the execution of arbitrary SQL statements.

Affected Systems and Versions

Product: Re:Desk 2.3
Vendor: N/A
Version: N/A

Exploitation Mechanism

Attackers can manipulate the folder GET parameter to inject SQL statements.
The injected SQL can be used to update database values, leading to remote command execution.

Mitigation and Prevention

Immediate Steps to Take

Apply security patches provided by the vendor promptly.
Implement input validation to prevent SQL injection attacks.
Monitor and restrict access to sensitive database functions.

Long-Term Security Practices

Regularly update and patch software to address known vulnerabilities.
Conduct security audits and penetration testing to identify and mitigate risks.

Patching and Updates

Stay informed about security advisories and updates from the software vendor.
Follow best practices for secure coding and configuration to prevent similar vulnerabilities.