CVE-2021-21799

medium · 6.1

A public exploit / detection template exists

Weaponised detection is publicly available, which meaningfully raises real-world risk regardless of CVSS. nuclei-templates →

Cross-site scripting vulnerabilities exist in the telnet_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.

6.1

CVSS

12.3%

EPSS (exploit prob.)

96th

EPSS percentile

2021-07-16

Published

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

Weaknesses

CWE-79

Affected products

Vendor	Product	Affected versions
advantech	r-seenet	2.4.12

Check a specific version with /api/v1/cve/match.

References

https://talosintelligence.com/vulnerability_reports/TALOS-2021-1270
https://talosintelligence.com/vulnerability_reports/TALOS-2021-1270

Query this programmatically:

curl https://evil-db.io/api/v1/cve/CVE-2021-21799