CVE-2017-5232 : Vulnerability Insights and Analysis

Rapid7 Nexpose installers before version 6.4.24 are vulnerable to a DLL preloading issue that allows loading of malicious DLL files.

Understanding CVE-2017-5232

This CVE involves a vulnerability in Rapid7 Nexpose installers that could lead to the loading of harmful DLL files.

What is CVE-2017-5232?

The vulnerability in all versions of Rapid7 Nexpose installers before version 6.4.24 allows the installer to load a malicious DLL file from its current working directory.

The Impact of CVE-2017-5232

This vulnerability could be exploited by an attacker to execute arbitrary code on the system, potentially leading to further compromise or unauthorized access.

Technical Details of CVE-2017-5232

Rapid7 Nexpose installers prior to version 6.4.24 are susceptible to a DLL preloading vulnerability.

Vulnerability Description

The installer can inadvertently load a malicious DLL file from its current working directory, posing a security risk.

Affected Systems and Versions

Product: Nexpose
Vendor: Rapid7
Versions Affected: All versions prior to 6.4.24

Exploitation Mechanism

Attackers can place a malicious DLL file in the installer's working directory, tricking the installer into loading it during the installation process.

Mitigation and Prevention

Immediate Steps to Take:

Update Rapid7 Nexpose to version 6.4.24 or later to mitigate the vulnerability.
Avoid running the installer from untrusted directories to reduce the risk of DLL preloading attacks. Long-Term Security Practices:
Regularly monitor for security updates and patches from Rapid7.
Implement secure coding practices to prevent DLL preloading vulnerabilities.
Conduct security assessments to identify and remediate similar issues.

Patching and Updates

Ensure all systems running Rapid7 Nexpose are updated to version 6.4.24 or above to address the DLL preloading vulnerability.