chiyu-tech 関連製品全体の CVE とセキュリティ脆弱性情報を集約し、CVSS、EPSS、公開日、脆弱性情報データを掲載しています。
公開された問題は vendor risk cross-site scripting、vendor risk open redirect, and バッファオーバーフロー に関連することが多く、vendor surface software deployment and vendor surface production workloads の文脈で vendor impact session compromise and アプリケーションクラッシュ などの暴露リスクを伴う場合があります。
掲載データは公開脆弱性情報とセキュリティ公告に基づき、過去の暴露面と修補優先度の評価に利用できます。
| CVE | 概要 | ソース | CVSS 最大値 | EPSS（%） | 公開 | 更新 |
|---|---|---|---|---|---|---|
| CVE-2021-31252 | An open redirect vulnerability exists in BF-630, BF-450M, BF-430, BF-431, BF631-W, BF830-W, Webpass, and SEMAC devices from CHIYU Technology that can be exploited by sending a link that has a specially crafted URL to convince the user to click on it. | [email protected] | 6.1 | 2.87% | 2021-06-04 | 2024-11-21 |
| CVE-2021-31251 | An authentication bypass in telnet server in BF-430 and BF431 232/422 TCP/IP Converter, BF-450M and SEMAC from CHIYU Technology Inc allows obtaining a privileged connection with the target device by supplying a specially malformed request and an attacker may force the remote telnet server to believe that the user has already authenticated. | [email protected] | 9.8 | 27.52% | 2021-06-04 | 2024-11-21 |
| CVE-2021-31250 | Multiple storage XSS vulnerabilities were discovered on BF-430, BF-431 and BF-450M TCP/IP Converter devices from CHIYU Technology Inc due to a lack of sanitization of the input on the components man.cgi, if.cgi, dhcpc.cgi, ppp.cgi. | [email protected] | 5.4 | 84.45% | 2021-06-04 | 2024-11-21 |
| CVE-2021-31249 | A CRLF injection vulnerability was found on BF-430, BF-431, and BF-450M TCP/IP Converter devices from CHIYU Technology Inc due to a lack of validation on the parameter redirect= available on multiple CGI components. | [email protected] | 6.5 | 90.44% | 2021-06-04 | 2024-11-21 |
| CVE-2021-31643 | An XSS vulnerability exists in several IoT devices from CHIYU Technology, including SEMAC, Biosense, BF-630, BF-631, and Webpass due to a lack of sanitization on the component if.cgi - username parameter. | [email protected] | 5.4 | 3.81% | 2021-06-01 | 2024-11-21 |
| CVE-2021-31642 | A denial of service condition exists after an integer overflow in several IoT devices from CHIYU Technology, including BIOSENSE, Webpass, and BF-630, BF-631, and SEMAC. The vulnerability can be explored by sending an unexpected integer (> 32 bits) on the page parameter that will crash the web portal and making it unavailable until a reboot of the device. | [email protected] | 6.5 | 21.35% | 2021-06-01 | 2024-11-21 |
| CVE-2021-31641 | An unauthenticated XSS vulnerability exists in several IoT devices from CHIYU Technology, including BF-630, BF-450M, BF-430, BF-431, BF631-W, BF830-W, Webpass, BF-MINI-W, and SEMAC due to a lack of sanitization when the HTTP 404 message is generated. | [email protected] | 6.1 | 1.16% | 2021-06-01 | 2024-11-21 |