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| Rule General Information |
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| Release Date: | 2021-07-16 | |
| Rule Name: | Chiyu Cross Site Scripting Vulnerability (CVE-2021-31250) | |
| Severity: | ||
| CVE ID: | ||
| Rule Protection Details |
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| Description: | 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. | |
| Impact: | An attacker can conduct a cross-site scripting attack to inject malicious client-side scripts into web pages viewed by other users, or to bypass access controls such as the same-origin policy, if affected version is installed. | |
| Affected OS: | Windows, Others | |
| Reference: | https://gitbook.seguranca-informatica.pt/cve-and-exploits/cves/chiyu-iot-devices#cve-2021-31250 https://seguranca-informatica.pt/dancing-in-the-iot-chiyu-devices-vulnerable-to-remote-attacks/ https://www.chiyu-tech.com/msg/message-Firmware-update-87.htm |
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| Solutions |
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| The vendors have released upgrade patches to fix vulnerabilities, please visit: https://packetstormsecurity.com/files/cve/CVE-2021-31250 |