CVE-2018-18924 : Exploit Details and Defense Strategies

ProjeQtOr 7.2.5 contains a vulnerability in its image-upload functionality that allows remote attackers to execute arbitrary code by uploading a .shtml file with specific commands.

Understanding CVE-2018-18924

ProjeQtOr 7.2.5 vulnerability with image-upload functionality.

What is CVE-2018-18924?

The vulnerability in ProjeQtOr 7.2.5 allows malicious individuals to execute arbitrary code by uploading a .shtml file with specific commands due to rejected files not being properly removed from the server.

The Impact of CVE-2018-18924

Remote attackers can exploit this vulnerability to execute arbitrary code on the server.
The issue arises from rejected files not being deleted, leading to predictable filenames that can be accessed and exploited.

Technical Details of CVE-2018-18924

Details of the vulnerability in ProjeQtOr 7.2.5.

Vulnerability Description

The image-upload feature in ProjeQtOr 7.2.5 allows remote attackers to execute arbitrary code by uploading a .shtml file with specific commands.

Affected Systems and Versions

Product: ProjeQtOr 7.2.5
Vendor: N/A
Version: N/A

Exploitation Mechanism

Attackers upload a .shtml file with the command "#exec cmd" to execute arbitrary code.
Rejected files are not properly removed, allowing access to files with predictable filenames.

Mitigation and Prevention

Steps to mitigate and prevent the CVE-2018-18924 vulnerability.

Immediate Steps to Take

Disable the image-upload functionality if not essential.
Regularly monitor and remove rejected files from the server.
Implement file type validation to prevent unauthorized uploads.

Long-Term Security Practices

Conduct regular security audits and penetration testing.
Keep software and systems up to date with the latest patches.

Patching and Updates

Apply patches or updates provided by ProjeQtOr to address the vulnerability.