CVE-2021-21800: XSS
First published: Fri Jul 16 2021(Updated: )
Cross-site scripting vulnerabilities exist in the ssh_form.php script functionality of Advantech R-SeeNet v 2.4.12 (20.10.2020). If a user visits a specially crafted URL, it can lead to arbitrary JavaScript code execution in the context of the targeted user’s browser. An attacker can provide a crafted URL to trigger this vulnerability.
Credit: talos-cna@cisco.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Advantech R-SeeNet | =2.4.12 |
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Frequently Asked Questions
What is CVE-2021-21800?
CVE-2021-21800 is a cross-site scripting vulnerability in the ssh_form.php script functionality of Advantech R-SeeNet v 2.4.12.
How severe is CVE-2021-21800?
CVE-2021-21800 has a severity rating of 6.1 (critical).
How does CVE-2021-21800 work?
CVE-2021-21800 allows an attacker to execute arbitrary JavaScript code in the targeted user's browser if a specially crafted URL is visited.
What is the affected software of CVE-2021-21800?
Advantech R-SeeNet version 2.4.12 is affected by CVE-2021-21800.
Is there a fix available for CVE-2021-21800?
At the moment, there is no known fix available for CVE-2021-21800. It is recommended to apply any security patches provided by the vendor and follow secure coding practices.
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