CVE-2017-18178 : Security Advisory and Response

Progress Sitefinity 9.1 has an authentication process issue related to the authentication token sent to the redirection target using a specific %40 syntax. This problem was addressed in version 10.1 for enhanced security.

Understanding CVE-2017-18178

This CVE involves an open redirect vulnerability in Progress Sitefinity 9.1, impacting the authentication process.

What is CVE-2017-18178?

The vulnerability in Progress Sitefinity 9.1 allows an attacker to manipulate the authentication token sent to the redirection target by exploiting a particular %40 syntax, potentially leading to unauthorized access or other security risks.

The Impact of CVE-2017-18178

The vulnerability could result in unauthorized access to sensitive information, session hijacking, or other security breaches, compromising the integrity and confidentiality of the system.

Technical Details of CVE-2017-18178

Progress Sitefinity 9.1's authentication process vulnerability is detailed below.

Vulnerability Description

The issue arises from the mishandling of the authentication token when using a specific %40 syntax for the redirection target, allowing attackers to manipulate the token.

Affected Systems and Versions

Progress Sitefinity 9.1

Exploitation Mechanism

Attackers can exploit the vulnerability by crafting malicious requests with the %40 syntax to manipulate the authentication token and redirect it to a target of their choice.

Mitigation and Prevention

Protecting systems from CVE-2017-18178 requires immediate actions and long-term security practices.

Immediate Steps to Take

Upgrade to version 10.1 of Progress Sitefinity to mitigate the vulnerability.
Monitor and analyze authentication processes for any suspicious activities.

Long-Term Security Practices

Implement secure coding practices to prevent similar vulnerabilities in the future.
Conduct regular security assessments and penetration testing to identify and address potential security weaknesses.

Patching and Updates

Apply security patches and updates provided by Progress Sitefinity to ensure the latest security measures are in place.