CVE-2020-8839 details a stored Cross-Site Scripting (XSS) vulnerability in CHIYU BF-430 232/485 TCP/IP Converter devices running firmware versions prior to 1.16.00, specifically within the /if.cgi TF_submask field. This vulnerability carries a CVSS score of 6.1 (Medium), indicating it can be exploited remotely with low attack complexity, requiring user interaction, and potentially leading to low impact on confidentiality and integrity. While no active exploitation has been observed and it is not listed in CISA's KEV catalog, a public exploit (EDB-48040) is available, though there is minimal community discussion or media coverage surrounding this CVE.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
< 1.16.00CPE matchmatch criteria | cpe:2.3:o:chiyu-t:bf-430_firmware:*:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
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.