CVE-2021-21800 is a cross-site scripting (XSS) vulnerability affecting Advantech R-SeeNet version 2.4.12, specifically within the ssh_form.php script. An attacker can exploit this by crafting a malicious URL, which, if visited by a user, allows for arbitrary JavaScript code execution in their browser. This vulnerability has a CVSS score of 6.1 (Medium) due to its network-based attack vector, low complexity, and requirement for user interaction, potentially leading to limited confidentiality and integrity impacts. While there is no evidence of active exploitation or Metasploit modules, Nuclei templates exist for detection, and it has a high FAUCET Risk Score of 98/100 despite minimal community discussion or media coverage.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
2.4.12CPE matchmatch criteria | cpe:2.3:a:advantech:r-seenet:2.4.12:*:*:*:*:*:*:* |
CVSS version used by this source: 3.0
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.1 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.
Remediation records are not available for this CVE.