CVE-2018-14366 Explained : Impact and Mitigation

An Open Redirect Vulnerability is present in the download.cgi module in Pulse Secure Pulse Connect Secure versions 8.1RX prior to 8.1R13 and 8.3RX prior to 8.3R4, as well as Pulse Policy Secure versions through 5.2RX prior to 5.2R10 and 5.4RX prior to 5.4R4.

Understanding CVE-2018-14366

This CVE involves an Open Redirect Vulnerability in specific versions of Pulse Secure products.

What is CVE-2018-14366?

The vulnerability exists in the download.cgi module of Pulse Secure Pulse Connect Secure and Pulse Policy Secure, allowing for potential open redirect attacks.

The Impact of CVE-2018-14366

This vulnerability could be exploited by attackers to redirect users to malicious websites, leading to phishing attacks or the download of malware.

Technical Details of CVE-2018-14366

This section provides more technical insights into the CVE.

Vulnerability Description

The download.cgi module in affected Pulse Secure versions is susceptible to an Open Redirect Vulnerability.

Affected Systems and Versions

Pulse Connect Secure 8.1RX before 8.1R13 and 8.3RX before 8.3R4
Pulse Policy Secure through 5.2RX before 5.2R10 and 5.4RX before 5.4R4

Exploitation Mechanism

Attackers can craft malicious URLs to exploit the open redirect vulnerability and trick users into visiting malicious sites.

Mitigation and Prevention

Protecting systems from this vulnerability is crucial.

Immediate Steps to Take

Apply patches provided by Pulse Secure to fix the vulnerability.
Monitor network traffic for any suspicious activity that could indicate exploitation.

Long-Term Security Practices

Educate users about the risks of clicking on unverified links to prevent falling victim to open redirect attacks.
Regularly update and patch all software and systems to prevent vulnerabilities.

Patching and Updates

Ensure that all affected Pulse Secure products are updated to versions that have addressed the Open Redirect Vulnerability.