CVE-2021-31250

Public Exploit

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.

Category

5.4
CVSS
Severity: Medium
CVSS 3.1 •
CVSS 2.0 •
EPSS 85.01% Top 5%
Vendor Advisory chiyu-tech.com
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://seguranca-informatica.pt/dancing-in-the-iot-chiyu-devices-vulnerable-to-remote-attacks/ third party advisory exploit
https://gitbook.seguranca-informatica.pt/cve-and-exploits/cves/chiyu-iot-devices#cve-2021-31250 third party advisory exploit
https://www.chiyu-tech.com/msg/message-Firmware-update-87.htm vendor advisory

Frequently Asked Questions

What is the severity of CVE-2021-31250?
CVE-2021-31250 has been scored as a medium severity vulnerability.
How to fix CVE-2021-31250?
To fix CVE-2021-31250, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2021-31250 being actively exploited in the wild?
It is possible that CVE-2021-31250 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~85% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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