CVE-2021-37273

Description

A Denial of Service issue exists in China Telecom Corporation EPON Tianyi Gateway ZXHN F450(EPON ONU) 3.0. Tianyi Gateway is a hardware terminal of "Optical Modem Smart Router." Attackers can use this vulnerability to restart the device multiple times.

7.5

CVSS

Severity: High

CVSS 3.1 •

CVSS 2.0 •

EPSS 0.30%

Third-Party Advisory org.cn

Affected: n/a n/a

References

Link	Tags
https://www.cnvd.org.cn/flaw/show/2958526	third party advisory

Frequently Asked Questions

What is the severity of CVE-2021-37273?: CVE-2021-37273 has been scored as a high severity vulnerability.
How to fix CVE-2021-37273?: To fix CVE-2021-37273, 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-2021-37273 being actively exploited in the wild?: As for now, there are no information to confirm that CVE-2021-37273 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.

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