MidnightBSD

Advisories for chinatelecom

CVE-2021-37273 HIGH

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.

CVSS 3.x

Source Score Severity Vector Exploitability Impact
nvd@nist.gov 7.5 HIGH CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H 3.9 3.6

CVSS 2.0

Severity: HIGH

Problem Type: NVD-CWE-noinfo,

Products Affected

Vendor Product Version
chinatelecom epon_tianyi_gateway_zxhn_f450_firmware 3.0