CVE-2020-21489 : Exploit Details and Defense Strategies

CVE-2020-21489 is a File Upload vulnerability in Feehicms v.2.0.8 that allows a remote attacker to execute arbitrary code via a specific component.

Understanding CVE-2020-21489

This CVE identifies a critical vulnerability in Feehicms v.2.0.8 that can be exploited by attackers to execute arbitrary code remotely.

What is CVE-2020-21489?

The CVE-2020-21489 vulnerability involves a File Upload issue in Feehicms v.2.0.8, enabling attackers to run malicious code through a particular component.

The Impact of CVE-2020-21489

This vulnerability poses a severe risk as it allows remote attackers to execute arbitrary code on the affected system, potentially leading to unauthorized access and control.

Technical Details of CVE-2020-21489

This section provides more in-depth technical insights into the CVE-2020-21489 vulnerability.

Vulnerability Description

The vulnerability in Feehicms v.2.0.8 enables remote attackers to upload and execute arbitrary code through the /admin/index.php?r=admin-user%2Fupdate-self component.

Affected Systems and Versions

Vendor: n/a
Product: n/a
Versions: All versions are affected.

Exploitation Mechanism

Attackers can exploit this vulnerability by uploading malicious files through the specific component, leading to the execution of unauthorized code.

Mitigation and Prevention

To address CVE-2020-21489, immediate actions and long-term security practices are crucial.

Immediate Steps to Take

Disable file uploads in the affected component.
Implement input validation to prevent malicious file uploads.
Monitor system logs for any suspicious activities.

Long-Term Security Practices

Regularly update and patch the software to fix vulnerabilities.
Conduct security audits and penetration testing to identify and address potential weaknesses.

Patching and Updates

Apply patches provided by the software vendor to mitigate the vulnerability and enhance system security.