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CVE-2021-37273

nvd nist
Published: Sep 28, 2021Modified: Jun 17, 2026

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7.5
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Exploitability: 3.9 / Impact: 3.6
Source: NVD

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.

Affected (1)

Chinatelecom
1 product
Epon Tianyi Gateway Zxhn F450 Firmware
Configuration A
1 vulnerable · 1 platform
Vulnerable SoftwareAffected Versions
Epon Tianyi Gateway Zxhn F450 Firmware
Version 3.0
Running on/withPlatform Versions
Chinatelecom
Epon Tianyi Gateway Zxhn F450
All versions

References (2)

Source: cve@mitre.org
Third Party Advisory
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory

Timeline

No history available yet.