high7.5
CVE-2021-37273
A Denial of Service issue exists in China Telecom Corporation EPON Tianyi Gateway ZXHN F450(EPON ONU) 3.0.
Impact
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.
Affected products
| Vendor | Product | Affected versions |
|---|---|---|
| Chinatelecom | Epon Tianyi Gateway Zxhn F450 Firmware | Version 3.0 |