Teldats · Teldats Router · CVE-2022-39996
**Name of the Vulnerable Software and Affected Versions**
Teldats Router versions RS123, RS123w
**Description**
The issue allows an attacker to execute arbitrary code via the `cmdcookie` parameter to the "upgrade/query.php" page. This enables the attacker to perform Cross Site Scripting attacks.
**Recommendations**
For Teldats Router versions RS123, RS123w, consider disabling access to the "upgrade/query.php" page until a patch is available.
As a temporary workaround, avoid using the `cmdcookie` parameter in the affected API endpoint until the issue is resolved.
At the moment, there is no information about a newer version that contains a fix for this vulnerability.