Vulnerability · Published Jun 4, 2021 · Assigned by mitre

CVE-2021-31250

Medium 5.4

In plain English

A medium-severity security flaw in the affected software. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 79.6% (higher than 99.6% of all known vulnerabilities). Ready-made attack tooling exists: Nuclei.

Severity (CVSS NVD)5.4Medium

Exploit odds (30 days)79.6%top 0.4% of all CVEs

Exploited in the wildNo reportsnot in CISA KEV

Attack tooling1Nuclei

Official 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.

Affected products (as reported)

Vendor	Product	Versions
n/a	n/a	n/a

References

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