CVE-2019-15641 Explained : Impact and Mitigation

Webmin version 1.930 is vulnerable to authenticated XXE attacks through xmlrpc.cgi, with limited access to root, admin, and sysadm users.

Understanding CVE-2019-15641

This CVE identifies a security vulnerability in Webmin version 1.930 that allows for authenticated XXE attacks.

What is CVE-2019-15641?

CVE-2019-15641 is a vulnerability in Webmin version 1.930 that enables authenticated XXE attacks through xmlrpc.cgi, restricting access to specific user roles.

The Impact of CVE-2019-15641

The vulnerability poses a risk of exploitation through XXE attacks by authenticated users with limited access rights within Webmin.

Technical Details of CVE-2019-15641

Webmin version 1.930 is susceptible to the following:

Vulnerability Description

Authenticated XXE attacks are possible through xmlrpc.cgi in Webmin 1.930.

Affected Systems and Versions

Product: Webmin
Vendor: N/A
Version: 1.930

Exploitation Mechanism

Limited access to xmlrpc.cgi by default, only available to root, admin, and sysadm users.

Mitigation and Prevention

To address CVE-2019-15641, consider the following:

Immediate Steps to Take

Update Webmin to a patched version that addresses the XXE vulnerability.
Restrict access to xmlrpc.cgi to essential users only.

Long-Term Security Practices

Regularly monitor and update Webmin to the latest secure versions.
Implement least privilege access controls to limit exposure to vulnerabilities.

Patching and Updates

Apply security patches promptly to mitigate known vulnerabilities in Webmin.