CVE-2021-21799

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 users browser. An attacker can provide a crafted URL to trigger this vulnerability.
Cross-site Scripting
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
6.1 MEDIUM
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
talosCNA
9.6 CRITICAL
NETWORK
LOW
NONE
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H
CVEADP
---
---
Base Score
CVSS 3.x
EPSS Score
Percentile: 98%
VendorProductVersion
advantechr-seenet
2.4.12
𝑥
= Vulnerable software versions
Common Weakness Enumeration
References
https://talosintelligence.com/vulnerability_reports/TALOS-2021-1270
https://talosintelligence.com/vulnerability_reports/TALOS-2021-1270