CVE-2017-7538 : Security Advisory and Response

An issue with cross-site scripting (XSS) was discovered in Red Hat Satellite 5 versions prior to 5.8, allowing potential exploitation by users with the capability to modify an organization's name.

Understanding CVE-2017-7538

What is CVE-2017-7538?

A cross-site scripting (XSS) vulnerability in Red Hat Satellite 5 versions before 5.8 enables users to carry out XSS attacks on other Satellite users by manipulating organization names.

The Impact of CVE-2017-7538

The vulnerability has a CVSS base score of 3.5 (Low severity) and requires low privileges and user interaction for exploitation. It poses a risk of XSS attacks within the Satellite environment.

Technical Details of CVE-2017-7538

Vulnerability Description

The flaw in Satellite 5 versions prior to 5.8 allows users to exploit XSS by changing organization names, potentially leading to attacks on other users.

Affected Systems and Versions

Product: Red Hat Satellite
Vendor: Red Hat
Versions Affected: 5.8

Exploitation Mechanism

Attack Complexity: Low
Attack Vector: Network
Privileges Required: Low
User Interaction: Required
Scope: Unchanged
Integrity Impact: Low
Confidentiality Impact: None
Availability Impact: None

Mitigation and Prevention

Immediate Steps to Take

Upgrade to Satellite version 5.8 or later to mitigate the XSS vulnerability.
Restrict user privileges to minimize the risk of exploitation.

Long-Term Security Practices

Regularly monitor and audit organization name changes within Satellite.
Educate users on the risks of XSS attacks and best practices for secure usage.

Patching and Updates

Apply security patches provided by Red Hat to address the vulnerability.