CVE-2020-13228 : Security Advisory and Response

An issue was discovered in Sysax Multi Server 6.90 that allows reflected XSS via the /scgi sid parameter.

Understanding CVE-2020-13228

This CVE involves a vulnerability in Sysax Multi Server 6.90 that can be exploited through reflected XSS.

What is CVE-2020-13228?

CVE-2020-13228 is a security vulnerability found in Sysax Multi Server 6.90, enabling attackers to execute reflected cross-site scripting attacks via the /scgi sid parameter.

The Impact of CVE-2020-13228

This vulnerability could allow malicious actors to inject and execute arbitrary scripts within the context of a user's session, potentially leading to unauthorized actions or data theft.

Technical Details of CVE-2020-13228

Sysax Multi Server 6.90 is affected by the following:

Vulnerability Description

Reflected XSS vulnerability via the /scgi sid parameter

Affected Systems and Versions

Product: Sysax Multi Server 6.90
Vendor: Sysax
Version: 6.90

Exploitation Mechanism

Attackers can craft malicious links containing script code that, when clicked by a user with an active session, executes the script within the user's context.

Mitigation and Prevention

Protect your systems from CVE-2020-13228 with the following measures:

Immediate Steps to Take

Disable the affected parameter or input validation to prevent script injection.
Regularly monitor and filter user inputs to detect and block malicious scripts.

Long-Term Security Practices

Conduct regular security assessments and penetration testing to identify and address vulnerabilities.
Educate users on safe browsing practices and the risks of clicking on unverified links.

Patching and Updates

Apply patches or updates provided by Sysax to fix the vulnerability and enhance system security.