CVE-2021-37273

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.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
7.5 HIGH
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
mitreCNA
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CVEADP
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Base Score
CVSS 3.x
EPSS Score
Percentile: 52%
VendorProductVersion
chinatelecomepon_tianyi_gateway_zxhn_f450_firmware
3.0
𝑥
= Vulnerable software versions
References
https://www.cnvd.org.cn/flaw/show/2958526
https://www.cnvd.org.cn/flaw/show/2958526