Hanwha · Hanwha Web Viewer · CVE-2018-11689
**Name of the Vulnerable Software and Affected Versions**
Hanwha Web Viewer version 2.17
Samsung Web Viewer (affected versions not specified)
**Description**
The issue affects the Web Viewer for Hanwha DVR and Smart Viewer in Samsung Web Viewer for Samsung DVR, allowing for XSS attacks. The vulnerability can be exploited via the `/cgi-bin/webviewer login page` API endpoint, specifically through the `data3` parameter.
**Recommendations**
For Hanwha Web Viewer version 2.17, avoid using the `data3` parameter in the `/cgi-bin/webviewer login page` API endpoint until the issue is resolved.
For Samsung Web Viewer, restrict access to the `/cgi-bin/webviewer login page` API endpoint to minimize the risk of exploitation, as the affected versions are not specified.
At the moment, there is no information about a newer version that contains a fix for this vulnerability.