CVE-2018-16955 : What You Need to Know

Oracle WebCenter Interaction Portal 10.3.3 is susceptible to a reflected cross-site scripting (XSS) vulnerability in its login function.

Understanding CVE-2018-16955

This CVE involves a security weakness in the login function of Oracle WebCenter Interaction Portal 10.3.3, specifically related to reflected cross-site scripting (XSS).

What is CVE-2018-16955?

The vulnerability arises when the in_hi_redirect parameter's content is copied without adequate security measures and is inserted into an HTML META tag in the HTTP response.

The Impact of CVE-2018-16955

The vulnerability allows attackers to execute malicious scripts in the context of a user's session, potentially leading to unauthorized actions or data theft.

Technical Details of CVE-2018-16955

Oracle WebCenter Interaction Portal 10.3.3's login function is the focal point of this vulnerability.

Vulnerability Description

The flaw lies in the insecure handling of the in_hi_redirect parameter, which can be exploited for XSS attacks.

Affected Systems and Versions

Product: Oracle WebCenter Interaction Portal 10.3.3
Vendor: Oracle
Versions: All versions of Oracle WebCenter Interaction Portal 10.3.3

Exploitation Mechanism

Attackers can craft malicious URLs containing the in_hi_redirect parameter to inject and execute arbitrary scripts.

Mitigation and Prevention

Immediate Steps to Take:

Disable the affected functionality if not essential for operations.
Implement input validation to sanitize user-supplied data.
Regularly monitor and analyze web traffic for suspicious activities. Long-Term Security Practices:
Conduct security assessments and penetration testing regularly.
Educate users and developers on secure coding practices.

Patching and Updates

As Oracle WebCenter Interaction Portal 10.3.3 is no longer supported, consider migrating to a supported version or alternative solution to address this vulnerability.